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. 2016 Jan 27;28(1):95–102. doi: 10.3946/kjme.2016.14

Table 2.

General Characteristics of Medical Students according to Personality Traits

Characteristic	No.	Personality traits
		Extraversion		Conscientiousness		Agreeableness		Neuroticism		Openness
		Mean±SD	p-value	Mean±SD	p-value	Mean±SD	p-value	Mean±SD	p-value	Mean±SD	p-value
Age (yr)^a)
Under 29	70	6.129±1.32	0.875	6.614±1.39	0.039	6.700±1.24	0.039	5.800±1.55	0.029	6.386±1.57	0.380
Above 30	35	6.086±1.26		7.200±1.25		7.229±1.16		5.086±1.56		6.686±1.77
Gender^a)
Male	64	6.172±1.37	0.574	6.938±1.43	0.235	6.766±1.28	0.255	5.359±1.54	0.103	6.438±1.70	0.709
Female	41	6.024±1.19		6.610±1.26		7.049±1.16		5.878±1.61		6.561±1.55
Marital status^b)
Single	92	6.087±1.31	0.638	6.663±1.32	0.015	6.772±1.25	0.004	5.674±1.61	0.052	6.565±1.62	0.215
Married	13	6.308±1.25		7.846±1.34		7.615±0.76		4.769±1.16		5.923±1.70
Previous major^b)
Medical^c)	17	6.353±1.83	0.428	6.471±1.73	0.695	6.588±1.80	0.360	6.235±2.01	0.160	7.000±1.93	0.083
Nonmedical	88	6.068±1.18		6.875±1.29		6.932±1.10		5.432±1.46		6.386±1.57
Economic status^a)
Poor	42	6.048±1.59	0.671	6.714±1.56	0.564	6.690±1.47	0.211	5.619±1.99	0.765	6.548±1.95	0.754
Above average	63	6.159±1.08		6.873±1.23		7.000±1.04		5.524±1.25		6.444±1.41
Previous grade^a)
Under 3.0	46	6.261±1.21	0.807	6.935±1.41	0.729	6.913±1.07	0.145	5.283±1.42	0.112	6.239±1.67	0.175
Above 3.0	59	6.000±1.36		6.712±1.33		6.847±1.36		5.780±1.68		6.678±1.60

SD: Standard deviation.

^a)

p-value was calculated by Student t-test. Statistical significance was set at p<0.05,

^b)

p-value was calculated by Mann-Whitney test. Statistical significance was set at p<0.05,

^c)

Medical sciences included medicine, dental medicine, oriental medicine, and nursing.