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Table 4 The proportion and 95% confidence interval for the vaccine non-eligible cohorts (VNEC, born: 2005–2010) and the vaccine eligible cohorts (VEC, born 2011–2013) that had filled 0, 1–4, 5–9, 10–14 and ≥ 15 prescriptions at 36 months of age. Only children with full 36 months follow-up were included

From: Impact of the 10-valent pneumococcal conjugate vaccine on antimicrobial prescriptions in young children: a whole population study

Number of prescriptions Incidence proportion (%) Incidence risk ratio (95%CI)
VNEC VEC  
0 11.4 13.2 1.16 (1.10–1.23)
1–4 43.7 47.3 1.08 (1.06–1.11)
5–9 31.6 29.1 0.92 (0.89–0.95)
10–14 9.8 7.5 0.77 (0.72–0.82)
≥15 3.5 2.9 0.83 (0.74–0.93)
Total 100 100