Table 2.

Odds ratios (OR) and 95% confidence intervals (95% CI) for having COVID-19

Factor	OR	95% CI
Age (years)	0.9	0.96–1.02
Sex, male	1.1	0.69–1.75
Hypertension	0.6	0.35–0.94
Diabetes mellitus	3.1	1.92–5.11
COPD	2.8	1.51–5.16
CDR
0.5	1 (reference)	–
1	0.8	0.46–1.53
2	0.49	0.27–0.91
3	0.49	0.24–1.01
Flu vaccination	0.47	0.29–0.74

COPD chronic obstructive pulmonary disease, CDR clinical dementia rating scale