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Table 4 annual incidence rates of serious infections, in the Yearly Contact Group, per 1000 children, from 1998–2002.

From: Serious infections in children: an incidence study in family practice

   0–4 years (95% CI) 5–9 years (95% CI) 10–14 years (95% CI) Total (95% CI)
Pneumonia girls 19.0 (15.8 – 22.7) 10.2 (8.03 – 12.7) 4.0 (2.76 – 5.67) 10.5 (8.78 – 11.5)
  boys 17.3 (14.2 – 22.1) 9.6 (7.64 – 12.0) 4.5 (3.21 – 6.18) 10.0 (8.46 – 11.0)
  total 18.1 (15.8 – 20.5) 9.9 (8.06 – 11.1) 4.3 (3.34 – 5.40) 10.25 (9.18 – 11.0)
Pyelonephritis/pyelitis girls 1.6 (0.75 – 2.91) 0.9 (0.371 – 1.90) 0.5 (0.014 – 1.28) 1.0 (0.59 – 1.47)
  boys 1.0 (0.40 – 2.06) 0.2 (0.03 – 0.88) 0.2 (0.028 – 0.84) 0.4 (0.231 – 0.83)
  total 1.3 (0.74 – 2.04) 0.6 (0.26 – 1.08) 0.4 (0.13 – 0.79) 0.7 (0.48 – 0.99)
Meningitis/Sepsis girls 1.4 (0.65 – 2.71) 0.5 (0.015 – 1.35) - 0.6 (0.32 – 1.02)
  boys 1.3 (0.59 – 2.45) 1.3 (0.50 – 2.09) 0.1 (0.03 – 6.46) 0.8 (0.45 – 1.19)
  total 1.4 (0.80 – 2.14) 1.1 (0.44 – 1.41) 0.06 (0.02 – 3.36) 0.7 (0.48 – 0.99)
Infection of the limbs girls 0.2 (0.004 – 0.88) 0.4 (0.082 – 1.16) 0.4 (0.078 – 1.10) 0.3 (0.12 – 0.66)
  boys 0.7 (0.23 – 1.67) 0.4 (0.076 – 1.07) 0.5 (0.13 – 1.19) 0.5 (0.26 – 0.88)
  total 0.5 (0.17 – 0.98) 0.4 (0.14 – 0.83) 0.4 (0.17 – 0.87) 0.4 (0.25 – 0.65)
Total girls 21.7 (17.2 – 26.2) 12.0 (9.67 – 14.8) 4.9 (3.48 – 6.69) 12.2 (10.5 – 13.4)
  boys 20.3 (16.9 – 23.6) 11.4 (9.17 – 13.9) 5.2 (3.81 – 7.00) 11.7 (10.4 – 13.2)
  total 21.1 (17.9 – 22.9) 11.7 (9.81 – 13.2) 5.1 (4.04 – 6.27) 12.0 (10.9 – 12.9)