Table 3.

Univariate regression analysis on predictors of COVID-19 disease worse outcome.

Variables	Univariate analysis
	OR	95% CI	p value
Sex
Male	1	–
Female	0.22	0.06 to 0.87	0.03
Smoking habit
Current or former	1	–
Non-smoker	0.21	0.05 to 0.85	0.03
GINA step 4-5	4.50	1.007 to 20.10	0.049
PaO2/FiO2, +1	0.979	0.960 to 0.998	0.03
C-reactive protein, +1 mg/L	1.012	1.000 to 1.023	0.04