Table 3.

Relative prevalence of general anxiety disorders and depressive disorders for PWUD and respondents from the general population who were not using drugs, for both waves of the 2020 COVID-19 online surveys in Belgium (Relative risk (RR), 95 % confidence intervals (CI) and p-value for conditional maximum likelihood estimates).

		General Anxiety Disorder			Depressive Disorder
		RR	95% CI	p-value	RR	95% CI	p-value
wave 1	General population	ref.			ref.
	PWUD	0.89	0.78–1.01	0.09	1.16	1.02–1.32	0.02
wave 2	General population	ref.			ref.
	PWUD	1.64	1.42–1.88	< 0.001	2.29	1.97–2.67	< 0.001
PWUD	wave 1	ref.			ref.
	wave 2	1.56	1.37–1.77	< 0.001	1.38	1.23–1.54	< 0.001
General population	wave 1	ref.			ref.
	wave 2	0.85	0.73–0.98	0.02	0.70	0.59–0.82	< 0.001