Table 1 Demographic and clinical characteristics of 82 confirmed H7N9 patients

Male patients

56 (68.29)

 18–49

19(23.17)

8(20.51)

11(25.58)

0.09

 50–64

35(42.68)

13(33.33)

22(51.16)

 ≥65

28(34.15)

18(46.15)

10(23.26)

 Any

44(53.66)

23(84.62)

21(48.84)

0.38

 Hypertension

38(46.34)

 Diabetes

17(20.73)

 Coronary heart disease

6(7.31)

 Cerebrovascular disease

4(4.86)

 Chronic obstructive pulmonary disease

3(3.65)

 Cancers^a

2(2.43)

 Immunosuppression^b

2(2.43)

 Hepatitis B infection

1(1.22)

 Pregnancy

1(1.22)

Symptoms

 Fever

82(100)

 Cough

73(89.02)

 Sputum production

52(63.41)

 Shortness of breath

52(63.41)

 Fatigue/weekness

32(39.02)

 Hemoptysis

17(20.73)

 Gastrointestinal symptom^c

11(3.41)