Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Eradication rate
RCT	45 people with confirmed head louse infestation (aged 2–45 years)	Treatment success day 14 13/23 (56.5%) with tocopheryl acetate 5/22 (22.7%) with permethrin	OR 4.42 95% CI 1.21 to 16.21 P = 0.033	Moderate effect size	tocopheryl acetate