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Table 1 Baseline characteristics of groups of patients with SARS-CoV-2 infection

From: The role of tumor necrosis factor alpha − 308A > G polymorphism on the clinical states of SARS-CoV-2 infection

Characteristics

Patients no. (%)

Asymptomatic (n = 411)

Mild symptomatic (n = 551)

Severe symptomatic (n = 66)

Age

 < 20

60 (14.6)

56 (10.2)

0 (0,0)

 20–29

66 (16.1)

90 (16.3)

5 (7.6)

 30–39

73 (17.8)

79 (14.3)

2 (3.0)

 40–49

57 (13.9)

92 (16.7)

9 (13.6)

 50–59

92 (22.4)

115 (20.9)

16 (24.2)

 ≥ 60

63 (15.3)

119 (21,6)

34 (51.5)

 Median (IQR)

41 (26.0–54.0)

46 (29.0–58.0)

60 (50.5–71.5)

Sex

 Male

193 (47.0)

251 (45.6)

28 (42.4)

 Female

218 (53.0)

300 (54.4)

38 (57.6)

Skin colora

 White

256 (62.3)

347 (63.0)

46 (69.7)

 Mestizo

103 (25.1)

125 (22.7)

13 (19.7)

 Black

51 (12.4)

73 (13.2)

7 (10.6)

Comorbidity

 Hypertension

108 (26.3)

217 (39.4)

40 (60.6)

 Asthma

51 (12.4)

93 (16.9)

10 (15.2)

 Diabetes

22 (5.4)

61 (11.1)

15 (22.7)

 Obesity

22 (5.4)

34 (6.2)

6 (9.1)

 Cardiovascular disease (not including HT)

18 (4.4)

39 (7.1)

13 (19.7)

 Hypercholesterolemia

12 (2.9)

19 (3.4)

3 (4.5)

 Cancer

7 (1.7)

14 (2.5)

3 (4.5)

 COPD

6 (1.5)

15 (2.7)

6 (9.1)

  Bronchiectasis

1 (0.2)

3 (0.5)

2 (3.0)

 Sleep apnea

0 (0.0)

1 (0.2)

1 (1.5)

  1. IQR interquartile range, HT hypertension, COPD chronic obstructive pulmonary disease
  2. aMissing value: 0.7%