Table 1 Patients’ characteristics.

From: Titers of IgG and IgA against SARS-CoV-2 proteins and their association with symptoms in mild COVID-19 infection

 

Health Workers (HWs)

N

(%)*

IgM + N (%)

IgM − N (%)

p

200

(100)

108 (54)

92 (46)

Gender

Male

49

(22.7)

18 (36.73)

31 (63.26)

n.s

Female

151

(77.3)

90 (59.60)

61 (40.39)

Time since infection

 < 21 days

22

(11)

14 (63.63)

8 (36.36)

n.s

21–40 days

80

(40)

44 (55.00)

36 (45.00)

 > 40 days

98

(49)

50 (51.02)

48 (48.97)

Antecedents

Smoke

50

(25.5)

25 (50)

25 (50)

n.s

Allergy

23

(12.5)

15 (65.21)

8 (34.78)

Hypertension

12

(5.5)

5 (41.66)

7 (58.33)

Asthma

13

(6.5)

10 (76.92)

3 (23.07)

Diabetes

3

(1.5)

2 (66.66)

1 (33.33)

Miscellaneous

37

(17.5)

17 (45.94)

20 (54.05)

Not reported

67

(39)

12 (23.07)

45 (76.92)

Age

(years ± s.e.m.)

43.03 ± 0.83

44.05 ± 1.06

44.34 ± 1.15

n.s

  1. *Proportion of total HWs in each group.
  2. The distribution of patients for each characteristic was compared according to IgM seroprevalence by chi-square and no significant difference was found (n.s.).
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