Table 1. MBTI profile comparing counts (percentages) of medical students who matched into psychiatry residency programs versus other residency programs
Personality preference Psychiatry (n=28) Other Specialties (n=807)
Count Percent (95% CI) Count Percent (95% CI)
Introversion 16 57.1% (37.2, 75.5) 381 47.2% (43.7, 50.7)
Extraversion 12 42.9% (24.5, 62.8) 426 52.8% (49.3, 56.3)
RR* = 1.47 (0.70, 3.07)        
Intuition 16 57.1% (37.2, 75.5) 363 45.0% (41.5, 48.5)
Sensing 12 42.9% (24.5, 62.8) 444 55.0% (51.5, 58.5)
RR = 1.60 (0.77, 3.35)        
Feeling 14 50.0% (30.6, 69.4) 352 43.6% (40.2, 47.1)
Thinking 14 50.0% (30.6, 69.4) 455 56.4% (52.9, 59.8)
RR = 1.28 (0.62, 2.65)        
Perceiving 13 46.4% (27.5, 66.1) 335 41.5% (38.1, 45.0)
Judging 15 53.6% (33.9, 72.5) 472 58.5% (55.0, 61.9)
RR = 1.21 (0.58, 2.52)        

*RR = relative risk with 95% confidence interval. P-value is for the Χ 2 test for the null hypothesis that the relative risk is 1.

Int J Med Educ. 2016; 7:48-51; doi: 10.5116/ijme.5698.e2cd