Table 5 Binary logistic regression analysis for severity among patients with COVID-19 infection

 ≥ 65 years vs < 65 years

11.87

0.001

4.93

2.74

9.25

 Male vs female

6.94

0.008

2.18

1.22

3.91

 Smokers vs non-smokers

7.83

0.005

3.31

1.43

7.63

 Yes vs no

5.18

0.02

2.13

1.45

6.72

 ≤ 93 vs > 93

5.76

0.01

1.98

1.13

3.46

CT severity score

4.40

0.03

2.75

1.06

7.11

 Lymphopenia vs normal

1.46

0.22

1.59

0.74

3.39

 High level vs normal

6.48

0.006

2.13

1.22

4.75

 High level vs normal

10.36

0.001

3.88

1.69

8.85