Intervention group @-year-olds had fewer episodes of diarrhoea ( -@ % , @ % confidence intervals -LSB- CI -RSB- = -@ % , -@ % ) , ARIs ( -@ % , @ % CI = -@ % , -@ % ) , school absences due to illnesses ( -@ % , @ % CI = -@ % , -@ % ) and eye infections ( -@ % , @ % CI = -@ % , -@ % ) .