Table 2 Demographic information on infected cases by February 12, 2020

No. of cases

386

100

157

100

Incidence ratio

 ≤ 10

24

6.22

2

1.27

 11 ~ 20

16

4.15

4

2.55

 21 ~ 30

33

8.55

29

18.47

 31 ~ 40

87

22.54

30

19.11

 41 ~ 50

61

15.80

41

26.11

 51 ~ 60

71

18.39

29

18.47

 61 ~ 70

80

20.73

12

7.64

 ≥ 71

16

4.15

10

6.37

 Male

184

47.67

84

53.50

 Female

202

52.33

73

46.50

 Local

234

60.62

116

73.89

 Hubei

136

35.23

28

17.83

 Other places

15

3.89

11

7.01

 Hubei

287

74.35

42

26.75

 Other places

30

7.77

16

10.19

 No travel history

68

17.62

97

61.78