Table 2.

Logistic regression analyses to assess the association of covariates with the outcome (hospitalization or death). A) Results of logistic regression analyses adjusting only for age and gender; B) Results of the multivariate logistic regression model.

A) Logistic regression analyses to assess the association of each covariate with the outcome adjusting only for age and gender
	Covariates	OR (95% Conf. Int.)	p-value
Gendera	Males VS. females	2.25 (1.90–2.65)	<0.001
Ageb	Age	1.06 (1.05–1.06)	<0.001
BMI	>30	6.07 (3.06–12.07)	<0.001
Vaccination	BCG vaccine	0.47 (0.23–0.98)	0.045
Chronic diseases	Heart failure	1.05 (0.60–1.83)	0.871
	Ischemic heart disease	1.54 (1.03–2.31)	0.036
	Myocardial infarction	1.80 (1.01–3.21)	0.045
	Peripheral obliterative arteriopathy	1.97 (1.06–3.65)	0.031
	Stroke	1.87 (1.06–3.30)	0.029
	Hypertension	1.61 (1.33–1.95)	<0.001
	Diabetes	1.70 (1.28–2.26)	<0.001
	COPD	2.74 (1.47–5.10)	0.002
	Parkinson's disease	0.51 (0.22–1.17)	0.113
	Chronic kidney disease	2.70 (0.27–26.6)	0.395
	Multiple sclerosis	0.30 (0.037–2.53)	0.271
	Dementia	0.68 (0.40–1.15)	0.149
	Dyslipidaemia	1.53 (1.27–1.83)	<0.001
	Epilepsy	1.22 (0.73–2.05)	0.455
	Inflammatory bowel disease	0.42 (0.15–1.19)	0.103
	Chronic rheumatic disease	1.45 (0.84–2.52)	0.181
Neoplasia	Active tumor	2.74 (0.26–29.04)	0.402
Profession	HCW	0.29 (0.23–0.37)	<0.001
Setting	Living in a nursing /residential care facility	0.77 (0.47–1.25)	0.289
B) Results of the multivariate logistic regression analysis
	Covariates	Adjusted OR (95% Conf. Int.)	p-value
Vaccination	BCG vaccine	0.71 (0.33–1.51)	0.369
Gender	Male VS female	1.99 (1.68–2.37)	<0.001
Age	Age	1.04 (1.03–1.05)	<0.001
BMI	BMI>30	5.50 (2.72–11.11)	<0.001
Chronic diseasesc	Having at least 1 chronic disease	1.56 (1.29–1.87)	<0.001
Profession	Being a HCW	0.30 (0.23–0.39)	<0.001

^aAdjusted for age.

^bAdjusted for gender.

^cAmong ischemic heart disease, myocardial infarction, peripheral obliterative arteriopathy, stroke, hypertension, diabetes mellitus, COPD and dyslipidaemia.