TABLE 2

Primary Outcome Measures and Differences Between Study Groups: χ2 Test

VariableLGG Group (n = 376), n (%)Placebo Group (n = 366), n (%)RR (95% CI)NNT (95% CI)
Gastrointestinal tract infectionsa19 (5.1)44 (12.0)0.40 (0.25–0.70)15 (9–34)
Respiratory tract infectionsa8 (2.1)20 (5.5)0.38 (0.18–0.85)30 (16–159)
  • a Number of patients with nosocomial infection.