TABLE 4.

Univariate analysis associated with mortality of virus-infected pneumonia patients.

Clinical feature	Univariate analysis
	Odds Ratio (95% CI)	p-value
Male	1.553 (0.920–2.624)	0.096
Age ≥ 60	2.266 (1.208–4.250)	0.011
Smoking		0.001
Acute-smoker	2.136 (1.111–4.109)
Quit-smoker	1.043 (0.829–2.056)
Non-smoker	1.0
Hypertension	1.558 (0.951–2.552)	0.072
Lymphocyte ≤ 0.8	5.365 (3.156–9.122)	<0.001
PO2/FiO2 ≤ 260	4.835 (2.557–9.144)	<0.001
IL-6 ≥ 13	3.367 (1.757–6.454)	<0.001
IL-2R ≥ 1000	2.522 (1.315–4.838)	0.005
Bacterial infection	5.383 (3.233–8.963)	<0.001
Fungi infection	7.566  (3.306–17.314)	<0.001
Multilobe infiltrate	6.580  (2.354–18.397)	<0.001