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Table 2 ALRI episodes among infants (age < 12 months) of pregnancy vaccinees and controls

From: Impact of the 23-valent pneumococcal polysaccharide vaccination in pregnancy against infant acute lower respiratory infections in the Northern Territory of Australia

  

ALRI hospitalisations

ALRI clinic presentations

23vPPV in Pregnancy

23vPPV in Pregnancy

Yes (n = 75)

No (n = 150)

Yes (n = 23)

No (n = 47)

Children

n (%)

6 (8)

19 (13)

18 (78)

34 (72)

Episodes

n

9

23

45

81

Episodes per child*

median (range)

1 (1–4)

1 (1–5)

2.5 (1–6)

2 (1–7)

Multiple episodes*

n (%)

1 (17)

1 (5)

13 (72)

18 (53)

Length of stay in days

median (range)

3 (1–7)

3 (1–39)

na

na

Days between episodes#

median (range)

28 (23–211)

66 (35–105)

64 (18–182)

46 (16–220)

  1. *per presenting child. #Among children with multiple episodes. na: not applicable