Table 3 Univariate and multivariate Cox proportional hazards among COVID-19 hospitalized patients

Age

1.04 (1.02–1.06)

(p < 0.001)*

0.017

(p = 0.05)*

1.02 (1.00–1.03) (p = 0.05)*

Sex (female)

1.03 (0.70–1.51)

(p = 0.890)

0.43

(p = 0.03)*

1.53 (1.03–2.26)

(p = 0.031)*

CO-RAD

2.05 (1.67–2.51)

(p < 0.001)*

0.28

(p = 0.011)*

1.32 (1.06–1.64) (p = 0.013)*

Viral load

 High load

7.26(2.28–23.11)

(p < 0.001)*

− 0.53

(p = 0.02)*

4.59 (2.38–20.92)

(p = 0.017)*

 Intermediate load

3.27 (1.04–4.88)

(p = 0.001)*

− 0.075

(p = 0.03)*

2.08 (1.89–3.48)

(p = 0.023)*

Type of admission

 Intermediate care

13.74 (6.24–30.26)

(p < 0.001)*

2.17

(p < 0.001)*

8.25 (3.58–18.98)

(p < 0.001)*

 ICU

26.15 (12.59–54.32)

(p < 0.001)*

2.84

(p < 0.001)*

15.95 (7.22–35.20)

(p < 0.001)*

Lymphocytic count

 Lymphopenia

1.09 (0.707–1.67)

(p = 0.707)

0.31

(p = 0.164)

1.36 (0.88–1.04)

(p = 0.13)

 Lymphocytosis

2.35 (1.31–4.211)

(p = 0.004)*

0.64

(p = 0.04)*

1.89 (1.04–3.45)

(p = 0.036)*