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Table 1 Demographic characteristics and anti-S IgG detection of the study subjects

From: First infection by all four non-severe acute respiratory syndrome human coronaviruses takes place during childhood

Characteristic

 

Value (male/female)

%

No. of subjects

 

794 (457/337)

 

Mean age (y)

 

28.75 ± 17.79

 

Age range (y)

 

0.5–75

 

Group

   

Child (<14 y)

 

215 (113/102)

 
 

<1 y

8 (5/3)

 
 

1–3 y

134 (68/66)

 
 

3–6 y

46 (28/18)

 
 

7–14 y

27 (12/15)

 

Adult (≥14 y)

 

579 (344/235)

 
 

15–30 y

150 (76/74)

 
 

31–40 y

211 (132/79)

 
 

41–50 y

152 (91/61)

 
 

≥51 y

66 (45/21)

 

Any IgG (+)

229E

665

83.75

 

OC43

590

74.31

 

HKU1

549

69.14

 

NL63

580

73.05

All (−)

 

29

3.65