Table 2

The distribution of agents according to age group

Agent

Group

1-6 mo; n = 41

7 mo-1 yr; n = 53

1-3 yr; n = 105

3-6 yr; n = 75

> 6 yr; n = 42

Total; n = 316

Total no.

(%)^a

Coinfection

no. (%)^b

Total no.

(%)^a

Coinfection

no. (%)^b

Total no.

(%)^a

Coinfection

no. (%)^b

Total no.

(%)^a

Coinfection

no. (%)^b

Total no.

(%)^a

Coinfection

no. (%)^b

Total no.

(%)^a

Coinfection

no. (%)^b

RSV

1 (2.4)

1 (100)

3 (5.7)

3 (100)

1 (1.0)

1 (100)

1 (1.3)

1 (100)

0 (-)

0 (-)

6 (1.9)

6 (100)

Adv

10 (24.4)

5 (50)

11 (20.8)

6 (54.5)

28 (26.7)

21 (75.0)

20 (26.7)

18 (90.0)

7 (16.7)

7 (100)

77 (24.4)

58 (75.3)

CP

3 (7.3)

3 (100)

6 (11.3)

6 (100)

4 (3.8)

3 (75.0)

1 (1.3)

1 (100)

3 (7.1)

3 (100)

17 (5.4)

16 (94.1)

MP

6 (14.6)

4 (66.7)

9 (17.0)

8 (88.9)

21 (20.0)

15 (71.4)

12 (16.0)

9 (75.0)

5 (11.9)

4 (80.0)

53 (16.8)

40 (75.5)

Flu A

0 (-)

0 (-)

6 (11.3)

6 (100)

39 (37.1)

36 (92.3)

40 (53.3)

35 (87.5)

12 (28.6)

11 (91.7)

97 (30.7)

88 (90.7)

Flu B

0 (-)

0 (-)

6 (11.3)

6 (100)

33 (31.4)

32 (100)

39 (52.0)

37 (94.8)

13 (31.0)

11 (84.6)

91 (28.8)

86 (94.5)

PIV 1

0 (-)

0 (-)

3 (5.7)

3 (100)

2 (1.9)

2 (97.0)

4 (5.3)

4 (100)

2 (4.8)

2 (100)

11 (3.5)

11 (100)

PIV 2

0 (-)

0 (-)

2 (3.8)

2 (100)

1 (1.0)

1 (100)

3 (4.0)

3 (100)

3 (7.1)

2 (66.7)

9 (2.8)

8 (88.9)

PIV 3

2 (4.9)

2 (100)

5 (9.4)

3 (60)

5 (4.8)

5 (100)

2 (2.7)

2 (100)

3 (7.1)

3 (100)

17 (5.4)

15 (88.2)

Episodes

13 (31.7)

6 (46.1)

22 (41.5)

14 (63.6)

59 (56.2)

31 (52.5)

51 (68.0)

39 (76.5)

19 (45.2)

14 (73.7)

164 (51.9)

114 (69.5)

Note. The age is given at the top of each column.

^a Percentage of the total number of episodes investigated in the corresponding age group.

^b Percentage of the total number of infections caused by this pathogen in the corresponding age group.

Peng et al. Virology Journal 2009 6:155   doi:10.1186/1743-422X-6-155