Myers Briggs type indicator and mood

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Janowsky DS, Hong E, Morter S, Howe L.
Myers Briggs Type indicator personality profiles in unipolar depressed patients.
World J Biol Psychiatry 2002 Oct;3(4):207-15
"OBJECTIVE: The current study was designed to compare the distribution of Myers Briggs Type Indicator (MBTI) personality types in patients with Unipolar Depression compared to normative data. METHOD: The MBTI divides individuals into four dichotomous types: Extroverted and Introverted, Sensing and Intuitive, Thinking and Feeling, and Judging and Perceiving. This yields eight single-factor and sixteen four-factor types. One-hundred-thirty Unipolar Depressed patients were administered the MBTI-Form F. RESULTS: Unipolar Depressed patients were significantly more often Introverted, Sensing, Feeling, and Perceiving single-factor types respectively, and Introverted-Sensing-Feeling-Perceiving, and Introverted-Intuitive-Feeling-Perceiving four-factor types. The male Introverted-Sensing-Feeling-Perceiving four-factor type was the most dramatically over-represented. CONCLUSION: The MBTI effectively discriminates a patient group with Unipolar Depression from a normative population." [Abstract]

Janowsky DS, Morter S, Hong L, Howe L.
Myers Briggs Type Indicator and Tridimensional Personality Questionnaire differences between bipolar patients and unipolar depressed patients.
Bipolar Disord 1999 Dec;1(2):98-108
"OBJECTIVES: The current study was designed to compare personality differences between bipolar patients and unipolar depressed patients, as evaluated on the Myers Briggs Type Indicator (MBTI) and the Tridimensional Personality Questionnaire (TPQ). METHODS: A group of bipolar and a group of unipolar depressed patients filled out the MBTI, the TPQ, the Beck Depression Inventory, and the CAGE questionnaire. The two groups were compared with each other as to responses on the above surveys, and subgroups of bipolar depressed and bipolar patients with manic symptoms were also compared. RESULTS: Bipolar patients were found to be significantly more extroverted (p = 0.004) and less judging (p = 0.007) on the MBTI. They were significantly more novelty seeking (p = 0.004) and less harm avoidant (p = 0.002) on the TPQ. Of the above differences, only the TPQ harm avoidance scale appeared strongly linked to the patients' level of depression. CONCLUSION: Significant differences in personality exist between bipolar disorder and unipolar depressed patients." [Abstract]

Janowsky DS, Morter S, Tancer M.
Over-representation of Myers Briggs Type Indicator introversion in social phobia patients.
Depress Anxiety 2000;11(3):121-5
"The purpose of this study is to profile the personalities of patients with social phobia. Sixteen patients with social phobia were compared with a normative population of 55,971, and with 24 hospitalized Major Depressive Disorder inpatients, using the Myers Briggs Type Indicator. The Myers Briggs Type Indicator, a popular personality survey, divides individuals into eight categories: Extroverts versus Introverts, Sensors versus Intuitives, Thinkers versus Feelers, and Judgers versus Perceivers. Social phobia patients were significantly more often Introverts (93.7%) than were subjects in the normative population (46.2%). In addition, using continuous scores, the social phobia patients scored as significantly more introverted than did the patients with Major Depressive Disorder, who also scored as Introverted. Introversion is a major component of social phobia, and this observation may have both etiological and therapeutic significance." [Abstract]

Opt SK, Loffredo DA.
Rethinking communication apprehension: a Myers-Briggs perspective.
J Psychol 2000 Sep;134(5):556-70
"This study is an examination of relationships between Myers-Briggs personality type preferences, based on Jungian theory, and communication apprehension. Results showed that participants who preferred introversion or sensing reported significantly higher levels of communication apprehension in general and across the group, dyadic, meeting, and public contexts than did participants who preferred extraversion or intuition. In addition, participants who preferred feeling reported higher levels of communication anxiety in the public context than those who preferred thinking. Findings support the assumption that communication apprehension is biologically based, suggest that the Myers-Briggs type preference framework offers an alternative way of understanding communication apprehension, and point out the need for new approaches to understanding the phenomenon of communication apprehension." [Abstract]

Harrington R, Loffredo DA.
The relationship between life satisfaction, self-consciousness, and the Myers-Briggs type inventory dimensions.
J Psychol 2001 Jul;135(4):439-50
"The study was an investigation of the relationship between psychological well-being, life satisfaction, self-consciousness, and the four Myers-Briggs Type Indicator dimensions (MBTI; I. B. Myers & M. H. McCaulley, 1985). The participants were 97 college students (79 women and 18 men whose mean age was 31.4 years). All the students were administered four instruments, the Psychological Well-Being Inventory (C. D. Ryff, 1989), the Satisfaction With Life Scale (E. Diener, R. A. Emmons, R. J. Larsen, & S. Griffin, 1985), the Self-Consciousness Scale-Revised (M. F. Scheier & C. S. Carver, 1985), and the MBTI (Form G Self-Scoring). MANOVAs revealed significant differences on three of the four dimensions of the MBTI with extraverts showing higher psychological well-being and life satisfaction and lower self-consciousness than introverts. Intuition types scored higher in psychological well-being and lower in self-consciousness than Sensing types. Judging types scored higher in psychological well-being than Perceiving types. Correlational analyses showed that most dimensions of psychological well-being were negatively related to self-consciousness. The relationship between life satisfaction and personality variables is discussed." [Abstract]

Wilson MA, Languis ML.
A topographic study of differences in the P300 between introverts and extraverts.
Brain Topogr 1990 Summer;2(4):269-74
"This paper presents results of a study to establish a link between neurocognitive psychophysiological and psychological type data through the investigation of differences in topographic auditory event-related potential (AERP) (P300) patterns in strongly introverted (n = 17) and strongly extraverted ( = 16) high school males as identified by the Myers Briggs Type Indicator. Group data files were created for the auditory event related potential task and converted to ASCII form. Amplitude values were evaluated at each scalp site. Kruskal Wallis one way analysis of variance was performed to evaluate group differences. In processing of infrequent, target stimuli, the amplitude of the P300 waveform for introverts was higher than for extraverts. When processing for non-target stimuli was subtracted from target stimuli, statistical differences were found over nine central, parietal, and occipital sites. The findings support and extend theories of biologically-based and bio-psycho-social typology." [Abstract]

Janowsky DS, Morter S, Hong L.
Relationship of Myers Briggs type indicator personality characteristics to suicidality in affective disorder patients.
J Psychiatr Res 2002 Jan-Feb;36(1):33-9
"The current study characterized the Myers Briggs Type Indicator (MBTI) personality profiles of 64 suicidal and 30 non-suicidal psychiatric inpatients with affective disorder diagnoses. The MBTI divides individuals categorically into eight personality preferences (Extroverted and Introverted, Sensing and Intuitive, Thinking and Feeling, and Judging and Perceiving). Compared to the group of non-suicidal affective disorder patients, suicidal affective disorder patients were significantly more Introverted and Perceiving using ANCOVA analyses, and significantly more Introverted alone using Chi Square analyses." [Abstract]

Liyi, Morter, Shirley, Howe, Laura
UNDERLYING PERSONALITY DIFFERENCES BETWEEN ALCOHOL/SUBSTANCE-USE DISORDER PATIENTS WITH AND WITHOUT AN AFFECTIVE DISORDER
Alcohol Alcohol. 1999 34: 370-377
"The Myers–Briggs Type Indicator (MBTI), a popular personality test, was used to profile the personalities of in-patient alcoholics/substance-use disorder patients who had, and those who did not have, a concurrent affective disorder diagnosis. The MBTI divides individuals into eight categories: Extroverts and Introverts, Sensors and Intuitives, Thinkers and Feelers, and Judgers and Perceivers. Alcohol/substance-use disorder patients with no affective disorder differed from a normative population only in being significantly more often Sensing and significantly less often Intuitive single-factor types. The Extroverted/Sensing/ Feeling/Judging four-factor type was also significantly over-represented in this group, compared to a normative population. In contrast, mood-disordered alcohol/substance-use disorder patients were significantly more often Introverted, Sensing, Feeling, and Perceiving and significantly less often Extroverted, Intuitive, Thinking, and Judging single-factor types. They were also significantly more often Introverted/Sensing/ Feeling/Perceiving and Introverted/Intuitive/Feeling/Perceiving four-factor types. ‘Pure’ alcohol/ substance-use disorder patients differed from alcohol/substance-use disorder patients with a mood disorder in that they were significantly more often Extroverted and Thinking and significantly less often Introverted and Feeling single-factor types; and significantly less often were an Introverted/Sensing/ Feeling/Perceiving four-factor type. The above results may have psychogenetic, diagnostic, and psychotherapeutic implications." [Abstract/Full Text]

Bouchard TJ Jr, Hur YM.
Genetic and environmental influences on the continuous scales of the Myers-Briggs Type Indicator: an analysis based on twins reared apart.
J Pers 1998 Apr;66(2):135-49
"The Myers-Briggs Type Indicator was administered to a sample of 61 monozygotic twins reared apart (MZA), 49 dizygotic twins reared apart (DZA), and 92 spouses, who participated in the Minnesota Study of Twins Reared Apart (MISTRA) from 1979 to 1995. Twins' scores on the continuous scales were subjected to behavior genetic model-fitting procedures. Extraversion-Introversion and Thinking-Feeling yielded heritabilities of about .60, consisting largely of nonadditive genetic variance. Sensing-Intuition and Judgment-Perception yielded heritabilities of about .40, consisting largely of additive genetic variance. Spouse correlations for three of the four scales were near zero and not statistically significant; one spouse correlation (Sensing-Intuition) was modestly positive and statistically significant." [Abstract]

Spirrison CL, McCarley NG.
Age at earliest reported memory: associations with personality traits, behavioral health, and repression.
Assessment 2001 Sep;8(3):315-22
"The present study examined relationships between the age at earliest memory and the personality traits and behavioral health of 107 undergraduates. Participants answered questions on their earliest memory and completed the Myers-Briggs Type Indicator (MBTI) and a medical history form. Analyses indicated that continuous scores on two MBTI scales (Sensing-Intuition and Judging-Perceiving) were inversely related to age at earliest memory as were participant's self-reported drug and alcohol problems, emotional and psychological symptoms, accident rates, physical symptoms, and satisfaction with health. Respondents who reported first memories at or after 7 years of age (i.e., approximately 1 SD above the mean age at recalled memory) were classified as repressors. Repressors scored in the Sensing and Judging directions on the MBTI and reported significantly fewer emotional symptoms, accidents, psychological symptoms, and less health satisfaction than nonrepressors. Results are consistent with the age at earliest memory and repression literature and support the use of earliest memory age as an index of repression." [Abstract]

Mueller L, Gallahger RM, Steer RA, Ciervo CA.
Increased prevalence of sensing types in men with cluster headaches.
Psychol Rep 2000 Oct;87(2):555-8
"To ascertain whether the percentage of men who suffer with cluster headaches and are classified as sensing types according to Jung's theory of psychological types was comparable to the percentage (74%) of Sensing types that was found by Gallagher, et al. among women who experience migraine headaches, the Myers-Briggs Type Indicator was administered to 25 male cluster-headache patients. There were 19 (76%) male Sensing types, and this was comparable to the percentage of Sensing types for migrainous women. The results are discussed as supporting previous contentions that Sensing types may be prone to developing psychosomatic symptoms related to stress." [Abstract]

Nordvik H.
Similarity between partners in real and perceived personality traits as measured by the Myers-Briggs type indicator.
Scand J Psychol 1996 Dec;37(4):444-50
"From 90 couples, 90 male and 90 female subjects, two sets of scores on the four personality dimensions measured by the Myers-Briggs Type Indicator (MBTI) were obtained by letting each person answer each item twice, first in the ordinary way and then as he or she believed the partner would answer the item. Correlations between partners' self-reported scores were all close to zero, whereas the correlations between the partner-reported scores and the self-reported scores were high for both males and females and for all the four dimensions measured by the MBTI, thus indicating that partners were not similar in personality traits, but they had a realistic perception of each other. The results support the hypothesis that mating is random in terms of personality traits." [Abstract]

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Recent MBTI Research

1) Steele AL, Young S
A comparison of music education and music therapy majors: personality types as described by the Myers-Briggs Type Indicator and demographic profiles.
J Music Ther. 2008;45(1):2-20.
The purpose of this study was to develop both personality and demographic profiles for students who are interested in majoring in music education or music therapy. Two primary questions were addressed in the study: (a) Are there similarities and differences in the personality types of music education and music therapy majors as measured by the Myers Briggs Type Indicator (MBTI )? (b) Are there similarities and differences in demographic characteristics of music education and music therapy majors in regard to (i) principal instrument studied in college, (ii) grade point average, (iii) scholarship awards, (iv) high school participation in private study and (v) ensembles, (vi) church/community participation, and (vii) volunteerism in high school? [PubMed Citation] [Order full text from Infotrieve]


2) Furnham A, Crump J
Relationship between the MBTI and FIRO-B in a large British sample.
Psychol Rep. 2007 Dec;101(3 Pt 1):970-8.
Over 4,000 British adults completed two widely used personality-type tests at an Assessment Centre, the Myers-Briggs Type Indicator and the Fundamental Interpersonal Relations Orientation-Behavior. Both correlational and regressional analyses showed modest overlap. Inclusion was related to Introversion-Extraversion and Control to the Thinking-Feeling Dimension. The Sensing-Intuition and Judging-Perceiving dimensions of the Myers-Briggs Type Indicator had only weak correlations with the Fundamental Interpersonal Relations Orientation-Behavior scores (all values below .08). The difference scores between Wanted and Expressed on the Fundamental Interpersonal Relations Orientation-Behavior indicated that the Thinking, Perceiving, Extraverts had the highest differences between Perceived and Wanted scores. [PubMed Citation] [Order full text from Infotrieve]


3) Lee CH, Kim K, Seo YS, Chung CK
The relations between personality and language use.
J Gen Psychol. 2007 Oct;134(4):405-13.
The authors of this study provided basic descriptive data on the correlation between personality tests and Korean language use. Native Korean-speaking students (N = 80) at Pusan National University completed 2 personality tests, the Myers-Briggs Type Indicator (MBTI; I. B. Myers, M. H. McCaulley, N. L. Quenk, & A. L. Hammer, 1998) and the 5-Factor Inventory (0. P. John, E. M. Donahue, & R. L. Kentle, 1991). They completed a stream-of-consciousness essay, which the authors analyzed using the Korean version of Linguistic Inquiry and Word Count (KLIWC; C. H. Lee, J. Shim, & A. Yoon, 2005). Personality traits were significantly correlated with linguistic variables. Furthermore, the observed correlations between the two types of variables in Korean were consistent with the results of previous LIWC studies conducted in English. The authors discuss language use as a marker of personality. [PubMed Citation] [Order full text from Infotrieve]


4) Wu S, Miao D, Zhu X, Luo Z, Liu X
Personality types of Chinese dental school applicants.
J Dent Educ. 2007 Dec;71(12):1593-8.
This his article reports the findings of a study conducted to investigate the personality types of Chinese dental school applicants. The Chinese version of the Myers-Briggs Type Indicator (MBTI) (Form G) was used to assess the personality styles of 332 dental school applicants from the mainland of China. The results of the MBTI for Chinese dental school applicants were compared with a previous study of applicants from the U.K. A higher percentage of this group of Chinese applicants scored higher for Introversion (I) than Extroversion (E); both Chinese and English applicants preferred Judging (J) to Perceiving (P). The dominant personality types in Chinese applicants were ISTJ, ESTJ, and ISFP. The findings suggest that the personality types of Chinese dental students may be somewhat different from the personality profiles exhibited by dental students from other nations. The findings may be of value to individuals who desire to investigate personality type differences among dental students with different cultural backgrounds. [PubMed Citation] [Order full text from Infotrieve]


5) Li YS, Chen PS, Tsai SJ
A comparison of the learning styles among different nursing programs in Taiwan: implications for nursing education.
Nurse Educ Today. 2008 Jan;28(1):70-6.
The purpose of this study was to explore the learning style of students in a two-year and a five-year associate degree nursing program, and a two-year baccalaureate degree of nursing program in Taiwan. The Chinese version of the Myers-Briggs Type Indicator (MBTI) form M is an instrument that measures individual preferences in four dichotomous dimensions of Jungian theory: extraversion/introversion; sensing/intuition; thinking/feeling; and judging/perceiving. The study sample included 425 nursing students: 94 students in a two-year associate degree of nursing (ADN) program, 235 students in a five-year ADN program, and 96 students in a two-year bachelor of science in nursing (BSN) program. Analyses of the data revealed that the most common learning styles were introversion, sensing, thinking, and judging (ISTJ) and introversion, sensing, feeling, and judging (ISFJ) among Taiwanese nursing students. The findings of the study indicated that the SJs comprised 41.3% of the participating nursing students. The SJ is a popular preference in nursing. A large sample is recommended for further research. This study can guide nursing educators in the design of classroom and clinical instructional strategies to respond to individual needs in order to enhance student success. [PubMed Citation] [Order full text from Infotrieve]


6) O'Neill PN, Svec TA, Ludington JR, Suchina JA
Personality traits of endodontic residents indicate potential for becoming endodontic faculty.
J Endod. 2007 Apr;33(4):427-31.
Dental schools across America are challenged by the shortage of qualified faculty to fill vacant positions. This project, conducted through survey methodology, focused on obtaining a basic understanding of the personality types that seek out and maintain positions as full-time endodontic educators and compared those educators with endodontic residents to define similarities and differences that could lead to strategies to recruit those residents into academic endodontic education to assist in alleviating the faculty shortage in dentistry. All full-time endodontic faculty and residents were invited to participate. The Myers Briggs type indicator form M was administered electronically to faculty and postgraduates/residents. A 38.8% faculty and 21.3% resident response rate was achieved. Survey results were analyzed by using description statistics and chi-square tests. Results of the study indicate that there are parallel personality preferences of residents and faculty resulting in recommendations of early identification of academic interest, structured mentoring, faculty development of residents, and the implementation of debt-reduction strategies to ease entry into academic dentistry. [PubMed Citation] [Order full text from Infotrieve]


7) Karn JS, Cowling AJ
Using ethnographic methods to carry out human factors research in software engineering.
Behav Res Methods. 2006 Aug;38(3):495-503.
This article describes how ethnographic methods were used to observe and analyze student teams working on software engineering (SE) projects. The aim of this research was to uncover the effects of the interplay of different personality types, as measured by a test based on the Myers-Briggs Type Indicator (MBTI), on the workings of an SE team. Using ethnographic methods allowed the researchers to record the effects of personality type on behavior toward teammates and how this related to the amount of disruption and positive ideas brought forward from each member, also examined in detail were issues that were either dogged by disruption or that did not have sufficient discussion devoted to them and the impact that they had on the outcomes of the project. Initial findings indicate that ethnographic methods are a valuable weapon to have in one's arsenal when carrying out research into human factors of SE. [PubMed Citation] [Order full text from Infotrieve]


8) Frost P, Sparrow S, Jennifer B
Personality characteristics associated with susceptibility to false memories.
Am J Psychol. 2006;119(2):193-204.
This study examined whether certain personality characteristics are associated with susceptibility to false memories. Participants first answered questions from the Myers-Briggs Type Indicator in order to measure various personality characteristics. They then watched a video excerpt, the simulated eyewitness event. They were next encouraged to lie about the videotaped event during an interview. A week later, some participants recognized confabulated events as being from the video. Two personality characteristics in particular--the introversion-extroversion and thinking-feeling dimensions--were associated with susceptibility to false memories. [PubMed Citation] [Order full text from Infotrieve]


9) Jessee SA, O'Neill PN, Dosch RO
Matching student personality types and learning preferences to teaching methodologies.
J Dent Educ. 2006 Jun;70(6):644-51.
The purpose of this study was to identify teaching styles that complement the learning preferences of undergraduate dental students while enhancing the quality of patient care. A formidable challenge to reform in dental education has been overcoming the resistance by faculty and administration to recommended changes. The organizational structure of dental institutions, with their independent departments, makes obtaining consensus on educational issues difficult. For beneficial change to occur, clear evidence of the benefits to all within the organization must be presented. The objectives of the study were to 1) identify the most common personality types among first- and second-year undergraduate dental students at the University of Texas Dental Branch at Houston using the Myers-Briggs Type Indicator (MBTI); 2) identify the learning preferences of these personality types; and 3) determine a more effective approach to teaching clinical dentistry based upon student personality types and learning preferences. Four common personality types were identified among respondents: ISTJ, ESFJ, ESTJ, and ISFJ, with a predisposition for Sensing (S) (desire for facts, use of senses) over Intuition (N) (look for possibilities, relationships) and Judging (J) (prefers decisiveness, closure) over Perceiving (P) (desire flexibility, spontaneity). The most common occurring personality type, ISTJ, represents an Introverted, Sensing, Thinking, Judging individual. Specific clinical curricular techniques that would appeal to these common personality types are identified, and an explanation of their benefit is provided. Results of this study demonstrate the importance of faculty understanding and acknowledging different student personality types and related learning preferences as a way to initiate improvement of undergraduate dental education, promote student motivation, and allow for an expression of learning style preference. [Free Full Text] [PubMed Citation] [Order full text from Infotrieve]


10) Chany AM, Parakkat J, Yang G, Burr DL, Marras WS
Changes in spine loading patterns throughout the workday as a function of experience, lift frequency, and personality.
Spine J. 2006 May-Jun;6(3):296-305.
BACKGROUND CONTEXT: Psychosocial stressors have been associated with low back pain reporting. However, response to psychosocial risk factors may be dependent on the individual's personality type that, in turn, can affect muscle recruitment and spine loading. This study explores how personality might be associated with spine loading during repetitive lifting performed throughout an entire work shift. PURPOSE: Assess spine loading as a function of an individual's personality type during repetitive, long-term exposure to a materials handling tasks. STUDY DESIGN: Laboratory experiment where experienced and inexperienced participants performed repetitive, asymmetric lifts at various load and lift frequency levels throughout a series of 8-hour exposure periods. Spine loads were monitored throughout the work period. PATIENT SAMPLE: Twelve novice and 12 experienced materials handlers who were asymptomatic for back pain. OUTCOME MEASURES: Spine compression, anterior-posterior (A/P) shear, and lateral shear at the L5-S1 level. METHODS: Participants were categorized into personality types based upon the Myers-Briggs personality type indicator. An electromyography-assisted biomechanical model was used to assess spine compression, A/P shear, and lateral shear throughout the exposure period. RESULTS: The results indicate that intuitors had higher shear spinal loading regardless of moment exposure, lift frequency, and time through the work period, compared with the sensor personality type. In addition, higher spine compressive and shear forces occurred in the perceiver personality compared with the judgers' personality trait, regardless of moment and, often, lift frequency. Novice lifters typically experienced greater spine loading. CONCLUSIONS: The results suggest that when there exists a personality-job environment mismatch, spinal loading increases via an increase in antagonistic co-contraction. The trends suggest that inherent personality characteristics may play a role in one's motor control strategies when performing a repetitive lifting task. [PubMed Citation] [Order full text from Infotrieve]


11) Koh FC, Johnson AT, Scott WH, Phelps SJ, Francis EB, Cattungal S
The correlation between personality type and performance time while wearing a respirator.
J Occup Environ Hyg. 2006 Jun;3(6):317-22.
Many studies have shown that individuals perform better if not wearing a respirator compared with wearing a respirator. This study examined the degree of performance reduction attributable to specific dominant character traits. The subjects performed on a treadmill at a constant speed and grade resulting in 80-85% VO(2)max. A modified M40 respirator was used to create three levels of inspiratory resistance: 2.8, 16.8, and 27.3 cmH(2)O*(sec/L). The 31 subjects were tested using a Myers-Briggs Type Indicator and State-Trait Anxiety Inventory. Multiple regressions and an ANOVA were used to test for correlation. When air intake is very constricted, the only multiple regression equation that was found to be statistically significant was sensing-intuition (how one takes in information) and thinking-feeling (how one makes a decision) vs. performance time for the highest value of inhalation resistance. A simple linear regression between trait anxiety level and performance time was not found to be statistically significant for the same highest value of inhalation resistance. [PubMed Citation] [Order full text from Infotrieve]


12) Goby VP
Personality and online/offline choices: MBTI profiles and favored communication modes in a Singapore study.
Cyberpsychol Behav. 2006 Feb;9(1):5-13.
This study presents an initial investigation of the degree to which personality, as classified by the four dimensions of the Myers-Briggs Type Indicator (MBTI) affects an individual's choice of online or offline means for conducting social interactions. Results yield some evidence that personality affects choice of online or offline options, with an especially significant correlation between online/offline choices and the dimension of Extraversion and Introversion. Significant results are also seen for the Judging-Perception and Thinking-Feeling dimensions, but the Sensing-iNtuition dimension showed no correlation. [PubMed Citation] [Order full text from Infotrieve]


13) McNulty JA, Espiritu B, Halsey M, Mendez M
Personality preference influences medical student use of specific computer-aided instruction (CAI).
BMC Med Educ. 2006;6:7.
BACKGROUND: The objective of this study was to test the hypothesis that personality preference, which can be related to learning style, influences individual utilization of CAI applications developed specifically for the undergraduate medical curriculum. METHODS: Personality preferences of students were obtained using the Myers-Briggs Type Indicator (MBTI) test. CAI utilization for individual students was collected from entry logs for two different web-based applications (a discussion forum and a tutorial) used in the basic science course on human anatomy. Individual login data were sorted by personality preference and the data statistically analyzed by 2-way mixed ANOVA and correlation. RESULTS: There was a wide discrepancy in the level and pattern of student use of both CAI. Although individual use of both CAI was positively correlated irrespective of MBTI preference, students with a "Sensing" preference tended to use both CAI applications more than the "iNtuitives". Differences in the level of use of these CAI applications (i.e., higher use of discussion forum vs. a tutorial) were also found for the "Perceiving/Judging" dimension. CONCLUSION: We conclude that personality/learning preferences of individual students influence their use of CAI in the medical curriculum. [Free Full Text] [PubMed Citation] [Order full text from Infotrieve]


14) Bitran M, Zúñiga D, Lafuente M, Viviani P, Mena B
[Influence of personality and learning styles in the choice of medical specialty]
Rev Med Chil. 2005 Oct;133(10):1191-9.
BACKGROUND: Several studies indicate that doctors who work in the same area of the medical profession tend to behave somehow similarly. Thus, it has been suggested that personality relates to the medical specialty choice. However, it is not known whether people self-select into the medical specialties according to their personality or the professional practice in a particular field influences their behavior. AIM: To explore the possible association between the graduate's personality features and learning styles and their chosen specialty. SUBJECTS AND METHODS: The psychological preferences and learning styles of 65 students of the 2001-graduating cohort of the Pontificia Universidad Católica de Chile School of Medicine were evaluated with the Myers Briggs Type Indicator and the Kolb Learning Style Inventory, respectively. These variables were correlated with the information of their specialty choice or occupation two years after graduation. RESULTS: Graduates distributed unevenly in different areas of the medical profession. Surgical specialties concentrated a larger proportion of extraverted, intuitive and structured doctors, whereas in Pediatrics and Internal Medicine predominated intuitive and people-oriented MD's. Primary Care concentrated individuals with introverted, intuitive and flexible attitudes. Convergent learners (interested in problem-solving) preferred Surgery and Primary Care whereas Assimilator learners (abstract-reflexive) chose more frequently Internal Medicine, Pediatrics and Psychiatry. CONCLUSIONS: According to their personality and learning style, graduates tend to self-select into different medical specialties. This information may help medical graduates to guide their specialty choice process, and medical educators to develop learning experiences that take into account the individual differences of their residents. [Free Full Text] [PubMed Citation] [Order full text from Infotrieve]


15) Davis KR, Banken JA
Personality type and clinical evaluations in an obstetrics/gynecology medical student clerkship.
Am J Obstet Gynecol. 2005 Nov;193(5):1807-10.
OBJECTIVE: The purpose of this study was to determine whether the Myers-Briggs type inventory extraversion is associated with clinical evaluation ratings that students earn during their (obstetrics/gynecology) junior medical student clerkship. STUDY DESIGN: The Myers-Briggs type inventory was administered to medical students during their obstetrics/gynec clerkship. Bivariate correlations between clinical evaluations, National Board of Medical Examiners subject scores, and data from the Myers-Briggs type inventory extraversion scale were analyzed. RESULTS: Pearson product-moment correlation between clinical and National Board of Medical Examiners subject scores was not significant (r = .25; P = .05). The National Board of Medical Examiners did not show significant correlations with the Myers-Briggs type inventory extraversion data. The clinical evaluations showed a significant correlation (r = .35; P = .005) with Myers-Briggs type inventory extraversion. CONCLUSION: Results show that Myers-Briggs type inventory extraversion is correlated positively with clinical evaluations. The National Board of Medical Examiners subject examination and clinical evaluations were not correlated significantly. Findings question whether clinical evaluation data should be included in the obstetrics/gynecology medical student evaluation process. [PubMed Citation] [Order full text from Infotrieve]


16) Poulton B, Ridley S, Mackenzie-Ross R, Rizvi S
Variation in end-of-life decision making between critical care consultants.
Anaesthesia. 2005 Nov;60(11):1101-5.
Considerable variation in end-of-life decision making is reported between intensive care units in the United Kingdom, possibly because of differences in casemix. Senior medical staff within any one unit should, however, be consistent in such decision making. We reviewed the medical records for a 4-year period to establish if there was consistency in our own unit. This revealed considerable variation in the apparent willingness of consultants to make end-of-life decisions, emphasising the subjective nature of these decisions. Personality typing (Myers-Briggs Type Indicator) of consultants revealed that those who had made more than the expected number of decisions had scores towards the judging end of the judging/perceiving domain. [PubMed Citation] [Order full text from Infotrieve]


17) Sato J
[Construction of Jung Psychological Types Scale]
Shinrigaku Kenkyu. 2005 Aug;76(3):203-10.
The purpose of this study was to construct Jung's Psychological Types Scale (JPTS), and to examine its reliability and validity. First, 87 pairs of items were written, and their content validity examined by two Jungian analysts, who judged 74 pairs of them to be appropriate. In Study 1 542 undergraduates, 245 men and 297 women, responded to the interim scale. Exploratory factor analysis found three factors: extraversion-introversion (E-I), thinking-feeling (T-F), and sensation-intuition (S-N). Results of additional factor analyses indicated that the three factors were almost orthogonal. Then, nine item pairs each for the subscales were selected for the JPTS. The scale had high alpha and test-retest reliability coefficients. In Study 2, concurrent validity of the scale was examined in terms of Myers-Briggs Type Indicator (MBTI) Form M. The correlations showed meaningful patterns for concurrent validity. In addition, the scale was evaluated in terms of NEO Five Factor Inventory (NEO-FFI), a five-factor model (FFM) scale. The result showed that the three factors of E-I, T-F, and S-N corresponded to Extraversion (positive), Agreeableness (negative), and Openness (negative) of NEO-FFI, respectively. [PubMed Citation] [Order full text from Infotrieve]