TABLE 1

Efficacy of Pentavalent Rotavirus Vaccine Against G1 Through G4 Rotavirus Gastroenteritis According to Disease Severity

No. of CasesaEfficacy, %95% Confidence Interval
Vaccine (N = 3484)Placebo (N = 3499)
Disease severity
    Any9736973.867.2–79.3
    Severeb15798.289.6–100.0
  • a Per protocol population (includes only cases that occurred at least 14 days after dose 3).

  • b Severity score >16, as determined by the scoring system of Clark et al.58