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Table 1 Estimated age-specific annual incidence/100,000 population of all-cause pneumonia and of lab-proven influenza hospitalization

From: The epidemiology of hospitalized influenza in children, a two year population-based study in the People's Republic of China

Year

Age

Est.

Pop.

Total Hospitalized Children

Hospitalized Pneumonia

Influenza - Related Hospitalization

    

No. (death)

Incidence(95%CI)

Number

Incidence(95%CI)

2007

0-5 m

24,261

3,311

2,147(3)

8,850 (8492-9207)

15

61.8 (30.5-93.1)

 

6-11 m

24,261

2,986

1,529

6,302 (5997-6608)

14

57.7 (27.5-87.9)

 

12-23 m

48,522

2,302

910(2)

1,875 (1755-1996)

3

6.2 (0.8-13.2)

 

24-35 m

48,522

4,556

884(2)

1,822 (1703-1941)

8

16.5 (5.1-27.9)

 

36-59 m

97,044

5,014

1,311

1,351 (1278-1424)

15

15.5 (7.6-23.3)

Total

0-59 m

242,610

18,169

6,781(7)

2,795 (2729-2861)

55

22.7 (16.7-28.7)

2008

0-5 m

23,886

3,367

2,395(4)

10,027 (9646-10408)

15

62.8 (31.0-94.6)

 

6-11 m

23,886

2,979

1,700(1)

7,117 (6791-7443)

12

50.2 (21.8-78.7)

 

12-23 m

47,772

2,744

1,011

2,116 (1987-2245)

10

20.9 (8.0-20.9)

 

24-35 m

47,772

5,433

982

2,056 (1928-2183)

12

25.1 (10.9-39.3)

 

36-59 m

95,544

5,985

1,458(2)

1,526 (1448-1604)

16

16.7 (8.5-25.0)

Total

0-59 m

238,860

20,508

7,546(7)

3,159 (3089-3229)

65

27.2 (20.6-33.8)

  1. Note: Populations estimated from the birth cohorts of 48,552 births in 2007 and 47,772 births in 2008 in Suzhou.