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Table 3 Reduction of community-acquired and nosocomial RV-GE in age groups

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

Age Pre-vaccination period (2002–2005) Intermediate period (2006–2007) Funded vaccination period (2008–2009) Reductiona
  Total numbers (% of total numbers) Numbers per year (mean; 95% CI) Total numbers (% of total numbers) % of pre-vaccination Total numbers (% of total numbers) Numbers per year (mean; 95% CI) Decreased by (%)
  CA NO CA NO CA NO CA NO CA NO CA NO CA NO
0–11 mos 303 (32.9) 57 (53.8) 75.8 (67.7–83.8) 14.3 (12.2–16.3) 94 (27.9) 19 (59.4) 47.0 (37.3–56.7) 9.5 (7.4–11.6) 21 (16.3) 1(25.0) 10.5 (1.5–19.5) 0.5 (-0.2–1.2) 86.1 96.5
12–23 mos 279 (30.4) 21 (19.8) 69.8 (57.8–81.8) 5.3 (4.3–6.3) 113 (33.5) 9 (28.1) 58.0 (56.6–59.4) 4.5 (2.4–6.6) 53 (41.1) 2 (50.0) 26.5 (6.4–46.6) 1.0 (0–1) 62.0 81.1
2–5 yrs 234 (25.4) 20 (18.9) 58.5 (46.3–70.8) 5.0 (3.8–6.2) 106 (31.5) 4 (12.5) 53.0 (51.6–54.4) 2.0 (-0.8–4.8) 46 (35.7) 1 (25.0) 23.5 (11.7–35.3) 0.5 (-0.2–1.0) 59.8 90.0
6–10 yrs 71 (7.7) 5 (4.7) 17.8 (13.9–21.6) 1.3 (0.6–2.0) 19 (5.6) 0 9.5 (1.9–17.1) 0 6 (4.6) 0 3.0 (1.6–4.4) 0 83.1 100
11–18 yrs 33 (3.6) 3 (2.8) 8.3 (3.6–12.9) 0.8 (0.5–1.1) 5 (1.5) 0 2.5 (1.8–3.2) 0 3 (2.3) 0 1.5 (0.8–2.2) 0 81.9 100
All 920 (100) 106 (100) 229.5 (196.7–262.3) 26.5 (24.1–29.0) 337 (100) 32 (100) 170.0 (160.7–178.6) 16.0 (13.2–18.8) 129 (100) 4 (100) 64.5 (20.8–108.2) 2.0 (0–2.0) 71.9 92.5
  1. Abbreviations: mos months, yrs years, CA community-acquired, NO nosocomial, 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).