Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Eradication rate
RCT	193 school children	Proportion of louse-free children 1 day 87/95 (92%) with malathion (0.5% alcoholic lotion) 39/98 (40%) with phenothrin (0.3% lotion)	RR 2.3 95% CI 1.7 to 2.9	Moderate effect size	malathion
RCT	193 school children	Proportion of louse-free children 7 days 90/95 (95%) with malathion 38/98 (39%) with phenothrin	RR 2.4 95% CI 1.8 to 3.2	Moderate effect size	malathion