Blandt børn, som ikke allerede havde spredt virus ved baseline, reduceredes forekomsten af laboratorie - bekræftet klinisk influenza fra 21% (15/ 70) i gruppen, som ikke modtog forebyggelsesbehandling til 4% (2/ 47) i gruppen, som modtog forebyggelsesbehandling (80, 1% reduktion [95% konfidensinterval 22, 0 - 94, 9, p=0, 0206]).
Among children who were not already shedding virus at baseline, the incidence of laboratory-confirmed clinical influenza was reduced from 21% (15/ 70) in the group not receiving prevention to 4% (2/ 47) in the group receiving prevention (80.1% reduction [95% CI 22.0 – 94.9; p = 0.0206]).