Episodes | PCV-7 group (n = 811) | Control group (n = 744) | RR | 95% CI | P |
---|---|---|---|---|---|
Total number of CAP cases during follow-up | 27 | 72 | Â | Â | Â |
Episodes/100 child-years | 1.7 | 4.8 | 0.35 | 0.22–0.53 | <0.0001 |
CAP in children aged 6–12 months | 9 | 7 |  |  |  |
Episodes/100 child-years | 2.2 | 1.88 | 1.17 | 0.44–3.16 | 0.74 |
CAP in children aged 13–18 months | 3 | 9 |  |  |  |
Episodes/100 child-years | 0.7 | 2.4 | 0.30 | 0.08–1.11 | 0.07 |
CAP in children aged 19–24 months | 7 | 16 |  |  |  |
Episodes/100 child-years | 1.72 | 4.30 | 0.40 | 0.16–0.97 | 0.04 |
CAP in children aged 25–30 months | 8 | 40 |  |  |  |
Episodes/100 child-years | 1.97 | 10.7 | 0.18 | 0.09–0.39 | <0.0001 |