Latent class analysis of depression and anxiety among medical students during COVID-19 epidemic

BMC Psychiatry

Table 3 Univariate analysis of different latent classes of mental health status

Variables	poor mental health group (N = 4325)	mild mental health group (N = 9321)	low symptoms group (N = 16,017)	χ2/Fisher	P
Sex				70.649	< 0.001
Male	1454	2908	5823
Female	2871	6413	10,194
Education level				76.010	< 0.001
Junior	335	499	1134
Undergraduate	3817	8592	14,500
Postgraduate	173	230	383
Smoking				169.223	< 0.001
Yes	399	485	680
No	3926	8836	15,337
Drinking				441.697	< 0.001
Yes	990	1501	1738
No	3335	7820	14,279
Individual psychiatric disorders				53.623	< 0.001
Yes	77	118	103
No	4248	9203	15,914
Family psychiatric disorders				168.534	< 0.001
Yes	119	141	80
No	4206	9180	15,937
Knowledge of COVID-19				632.103	< 0.001
Yes	2624	6275	12,442
No	1701	3046	3575
Contact suspected or confirmed				24.006	0.001
Diagnosed	29	55	88
Suspected	23	26	22
No	4723	9240	15,907
Fear of being infected				1701.334	< 0.001
Yes	2287	3546	3594
No	2038	5775	12,423
Participate in mental health education on COVID-19				304.553	< 0.001
Yes	2913	6861	12,714
No	1412	2460	3303

ISSN: 1471-244X