Table 3.

Effect of college student status on mental health conditions during COVID-19 lockdown, estimated with multivariate logistic regression analysis with imputed data on covariates, CONFINS cohort, France, 2020

	n	Model 1			Model 2			Model 3
		OR	95% CI	P value	OR	95% CI	P value	OR	95% CI	P value
Depressive symptoms (PHQ-9 score ≥10)	2260	1.51	(1.15 to 1.97)	0.0028	1.59	(1.19 to 2.12)	0.0016	1.58	(1.17 to 2.14)	0.0027
Anxiety symptoms (GAD-7 score ≥10)	2260	1.49	(1.12 to 1.99)	0.0069	1.56	(1.15 to 2.13)	0.0043	1.51	(1.10 to 2.07)	0.0109
Suicidal thoughts (yes vs no)	1919	1.42	(0.93 to 2.18)	0.1044	1.63	(1.02 to 2.60)	0.0405	1.57	(0.97 to 2.53)	0.0669
Perceived stress (score ≥7)	1919	1.61	(1.21 to 2.12)	0.0009	1.72	(1.29 to 2.31)	0.0003	1.70	(1.26 to 2.29)	0.0006

Model 1 adjusted for sex and age; model 2 adjusted for sex, age, being in a relationship, education level, working or studying for the medical sector, history of psychiatric disease, history of other disease at risk for COVID-19; model 3 adjusted for sex, age, being in a relationship, education level, working or studying for the medical sector, history of psychiatric disease, history of other disease at risk for COVID-19, week of inclusion in the cohort, being in lockdown in a high-risk region, acquaintance or family with COVID-19 or COVID-19 suspicion, being in lockdown alone, lockdown accommodation with an outdoor space, having a pet, lockdown accommodation surface, physical activity during lockdown.

GAD-7, Generalised Anxiety Disorder-7; PHQ-9, Patient Health Questionnaire-9.