Table 4.

Crude and adjusted ORs by univariate and multivariate logistic model, estimating the association with the occurrence of adverse events in nursing home (NHs).

Variables	Crude OR			Adjusted ORa
	ORcr	p-value	95%CI	ORadj a	p-value	95%CI
Lack of personnel (Y vs N)	1.38	0.010	1.08–1.77	0.96	0.786	0.71–1.29
Difficulty in isolating (Y vs N)	1.42	0.008	1.09–1.85	1.21	0.227	0.89–1.63
Number of beds (upper vs below the median*)	1.74	<0.001	1.38–2.21	1.57	0.002	1.17–2.09
Increased use of psychoactive drugs (Y vs N)	2.09	0.002	1.31–3.32	1.80	0.032	1.05–3.07
Physical restraints (Y vs N)	2.37	<0.001	1.83–3.08	1.97	<0.001	1.47–2.64
COVID-19 spreading (Y vs N)	1.57	<0.001	1.22–2.01	1.08	0.663	0.77–1.50
Deaths with influenza-like symptoms (Y vs N)	1.66	<0.001	1.32–2.09	1.00	0.990	0.73–1.36
Hospitalization with influenza-like symptoms (Y vs N)	2.10	<0.001	1.66–2.65	1.73	<0.001	1.28–2.32
Geographic Region (vs South)
North-West	3.78	<0.001	2.21–6.48	3.59	<0.001	1.81–7.08
North-East	3.51	<0.001	2.01–6.14	2.90	0.003	1.45–5.81
Centre	3.45	<0.001	1.97–6.03	4.02	<0.001	2.01–8.04

^aAdjusted for all the variables listed in the table.

*the median of beds per facility was 60 beds.