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Table 2 Reduction of RV-GE in age groups from the pre-vaccination period to the funded vaccination period

From: The impact of Rotavirus mass vaccination on hospitalization rates, nosocomial Rotavirus gastroenteritis and secondary blood stream infections

  Pre-vaccination period (2002–2005) Intermediate period (2006–2007) Funded vaccination period (2008–2009) Reductiona
  Numbers of patients (%) Mean numbers/year (95% CI) Numbers of patients (%) Mean numbers/year (95% CI) Numbers of patients (%) Mean numbers/year (95% CI) Decreased by (%)
0–11 mos 360 (35.1) 90.0 (80.2–99.8) 113 (30.4) 56.5 (44.7–68.3) 22 (16.4) 11.0 (2.7–19.3) 87.8
12–23 mos 300 (29.2) 75.0 (62.8–87.2) 125 (33.6) 62.5 (37.6–87.4) 55 (41.1) 27.5 (7.4–47.6) 63.3
2–5 yrs 254 (24.8) 63.5 (50.8–76.2) 110 (29.6) 55.0 (36.5–73.5) 48 (35.8) 24.0 (11.5–36.5) 62.2
6–10 yrs 76 (7.4) 19.0 (15.1–22.9) 19 (5.1) 9.5 (8.3–10.7) 6 (4.5) 3.0 (1.6–4.4) 84.2
11–18 yrs 36 (3.5) 9.0 (4.1–13.9) 5 (1.3) 2.5 (1.8–3.4) 3 (2.2) 1.0 (0.8–2.2) 88.9
All 1026 (100) 256.5 (222.2–290.8) 372 (100) 186.0 (119.5–252.5) 134 (100) 67.0 (22.7–111.3) 73.9
  1. Abbreviations: mos months, yrs years, CI confidence interval.
  2. aReduction is calculated between mean numbers per year of the pre-vaccination period and the funded vaccination period (decrease in percentage).