Table 1.

PCL-C, PSQI, SAS, SDS scores were analyzed by stratification according to sociodemographic characteristics.

Sociodemographic Characteristics	N	PCL-C	PSQI	SAS	SDS
Gender
Man	14	28.64 ± 9.48	5.71 ± 1.54	37.14 ± 13.11	49.91 ± 12.28
Woman	87	31.85 ± 13.42	6.31 ± 3.16	40.68 ± 13.18	52.17 ± 12.47
P-value		0.55	0.65	0.23	0.54
Occupation
doctor	38	28.76 ± 11.25	5.18 ± 2.39	36.74 ± 12.37	46.51 ± 11.39
nurse	63	33.00 ± 13.72	6.86 ± 3.16	42.26 ± 13.29	55.08 ± 11.95
P-value		0.12	0.00	0.01	0.00
Age
≤25	12	33.50 ± 14.47	5.08 ± 2.07	43.13 ± 12.53	51.88 ± 11.76
26 to ≤30	47	31.13 ± 12.15	6.68 ± 2.75	40.82 ± 13.28	55.11 ± 10.98
31 to ≤35	27	33.48 ± 15.16	6.78 ± 3.6	41.25 ± 14.24	51.99 ± 12.16
>35	15	26.87 ± 9.37	4.73 ± 2.63	33.92 ± 10.32	41.42 ± 12.95
P-value		0.54	0.05	0.2	0.01
Education
collage and high	8	28.25 ± 9.77	6.13 ± 3.44	40.31 ± 7.16	53.44 ± 15.17
undergraduate	70	33.37 ± 13.98	6.54 ± 3.00	42.21 ± 14.07	54.09 ± 11.78
master	19	26.79 ± 9.29	5.63 ± 2.85	34.54 ± 10.31	44.41 ± 11.51
doctor	4	25.25 ± 7.37	3.75 ± 1.71	31.25 ± 7.97	45.00 ± 8.23
P-value		0.21	0.19	0.04	0.02
BMI
<18	8	39.75 ± 15.82	7.88 ± 3.14	49.84 ± 16.74	56.41 ± 8.88
18 to <24	71	29.97 ± 12.94	5.85 ± 3.04	38.59 ± 12.52	50.72 ± 12.62
≥24	22	33.00 ± 11.02	6.86 ± 2.59	41.82 ± 12.77	53.86 ± 12.61
P-value		0.10	0.09	0.08	0.41
Average of night shifts per month
1∼4	37	29.97 ± 14.55	6.27 ± 3.02	39.83 ± 15.81	49.86 ± 14.15
5∼9	52	32.02 ± 11.39	6.29 ± 3.19	40.38 ± 10.29	53.51 ± 10.97
10∼14	12	33.17 ± 14.8	5.83 ± 2.08	40.42 ± 16.29	50.83 ± 12.57
P-value		0.37	0.91	0.55	0.53
Working Year
1∼5	45	31.87 ± 12.94	6.09 ± 2.85	41.06 ± 13.80	52.67 ± 11.19
6∼10	38	30.66 ± 13.53	6.42 ± 3.14	39.90 ± 13.69	52.24 ± 12.92
≥11	18	31.83 ± 12.37	6.17 ± 3.17	38.61 ± 10.67	49.03 ± 14.39
P-value		0.91	0.94	0.96	0.71

P-value from Kruskal–Wallis tests.