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Table 1 Distributions of IgM of 9 pathogens by age (n, %)

From: Immunoglobulin M profile of viral and atypical pathogens among children with community acquired lower respiratory tract infections in Luzhou, China

Age (year)

MP

LP1

ADV

INFA

INFB

PIVs

RSV

CP

COX

Co-infections

<  1 (1151)

18.52 (472)

7.85 (38)

29.52 (49)

41.99 (118)

14.01 (225)

32.93 (137)

66.03 (70)

11.54 (3)

26.00 (39)

15.93 (277)

1–2 (1407)

23.37 (672)

21.81 (106)

34.34 (57)

23.13 (65)

23.29 (374)

17.54 (73)

18.87 (20)

7.69 (2)

25.33 (38)

23.81 (414)

2–5 (2202)

37.72 (961)

43.91 (213)

25.3 (42)

26.69 (75)

43.77 (703)

33.17 (138)

10.38 (11)

30.77 (8)

34.00 (51)

41.52 (722)

5–10 (817)

13.93 (355)

20.21 (98)

9.64 (16)

5.69 (16)

15.57 (250)

12.74 (53)

3.77 (4)

34.62 (9)

10.67 (16)

15.30 (266)

> 10 (207)

3.45 (88)

6.19 (30)

1.20 (2)

2.49 (7)

3.36 (54)

3.61 (15)

0.94 (1)

15.38 (4)

4.00 (6)

3.45 (60)

Total = 5784

100 (2548)

100 (485)

100 (166)

100 (281)

100 (1606)

100 (416)

100 (106)

100 (26)

100 (150)

100 (1739)

  1. Group definition:
  2. < 1 year: infants less than1 year
  3. 1–2 year: ≥1 year and < 2 year
  4. 2–5 year: ≥2 year and < 5 year
  5. 5-10 year:≥5 year and < 10 year
  6. ≥10 year: children older than 10 year
  7. Spring includes Mar, Apr, and May; summer includes Jun, Jul, and Aug; autumn includes Sep, Oct and Nov; winter includes Jan, Feb and Dec