Prolonged prothrombin time at admission predicts poor clinical outcome in COVID-19 patients

Table 3 Univariate and multivariate logistic regression for prognosis factors

Factors	OR	95%CI	P value
Univariate analysis
Age	1.083	1.048-1.120	< 0.001
Male	3.288	1.516-7.131	0.003
Hypertension	2.284	2.284-1.078	0.031
Cerebrovascular disease	9.000	2.393-33.854	0.001
Chronic kidney disease	4.465	1.135-17.556	0.032
COPD	9.000	2.393-33.854	0.001
Respiration rate	1.192	1.098-1.293	< 0.001
PT	2.734	1.778-4.202	< 0.001
D-dimer	1.062	1.021-1.105	0.003
FDP	1.031	1.017-1.044	< 0.001
Multivariate analysis
Age	1.074	1.034-1.115	< 0.001
RR	1.223	1.095-1.366	< 0.001
PT	2.190	1.285-3.733	0.004
FDP	1.020	1.004-1.037	0.014

CI: Confidence interval; COPD: Chronic obstructive pulmonary disease; FDP: Fibrin degradation products; OR: Odds ratio; PT: Prothrombin time.