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. 2021 Apr 15;12:649989. doi: 10.3389/fpsyt.2021.649989

Table 1.

Demographic characteristics of the study sample (N = 15,531).

Variables Total (N = 15,531) No Violence (N = 12,653) Violence (N = 2,878) X2 df P
N % N % N %
Gender (males) 1,770 11.4 1,343 10.6 427 14.8 41.402 1 <0.001
Married 10,912 70.3 8,887 70.2 2,025 70.4 0.018 1 0.895
College education and above 14,527 93.5 11,777 93.1 2,750 95.6 23.767 1 <0.001
Living with family 12,801 82.4 10,465 82.7 2,336 81.2 3.839 1 0.050
Department
    Psychiatry 10,516 67.7 8,568 67.7 1,948 67.7 106.462 3 <0.001
    Emergency 1,103 7.1 781 6.2 322 11.2
    Ophthalmology 2,155 13.9 1,814 14.3 341 11.8
    Otolaryngology 1,757 11.3 1,490 11.8 267 9.3
Experienced SARS in 2003 1,560 10.0 1,229 9.7 331 11.5 8.295 1 0.004
Working in tertiary hospital 10,803 69.6 8,708 68.8 2,095 72.8 17.469 1 <0.001
Working in inpatient department 13,159 84.7 10,878 86.0 2,281 79.3 81.710 1 <0.001
Shift duty 11,116 71.6 9,077 71.7 2,039 70.8 0.913 1 0.339
Number of local cases of COVID-19 patients >500 2,127 13.7 1,700 13.4 427 14.8 3.894 1 0.048
Having infected family/friends/colleagues 511 3.3 349 2.8 162 5.6 60.724 1 <0.001
Looking after infected patients 784 5.0 530 4.2 254 8.8 105.174 1 <0.001
Frequent communication program use 12,598 81.1 10,193 80.6 2,405 83.6 13.840 1 <0.001
Current smoker 272 1.8 169 1.3 103 3.6 68.570 1 <0.001
Mean SD Mean SD Mean SD T/Z df P
Age (years) 33.42 8.30 33.33 8.34 33.80 8.08 −2.738 15529 0.006
Work experience (years) 11.89 9.03 11.80 9.07 12.33 8.86 −4.178 -a <0.001
PHQ total score 3.48 4.41 2.86 3.88 6.23 5.45 −36.170 -a <0.001
GAD total score 2.46 3.67 1.94 3.18 4.74 4.66 −36.754 -a <0.001
ISI total score 4.67 4.89 4.07 4.50 7.34 5.61 −32.047 -a <0.001
QOL total score 6.62 1.59 6.78 1.56 5.90 1.52 27.542 15529 <0.001

Bolded values: < 0.05; M, mean; SD, standard deviation; COVID-19, Corona Virus Disease 2019; SARS, Severe acute respiratory syndrome; PHQ, Patient Health Questionnaire; GAD, Generalized Anxiety Disorder scale; ISI, Insomnia Severity Index; QOL, Quality of Life; a = Mann-Whitney U-test.