This is the protocol for a review and there is no abstract. The objectives are as follows:
The aim of the review is to assess the effectiveness of policies aiming to prevent smoking initiation and exposure to second-hand smoke among students by regulating smoking in schools.
The review will address the following questions:
Do school tobacco control policies reduce youth smoking prevalence?
Do school tobacco control policies delay the start of smoking in adolescents?
Do school tobacco control policies reduce the number of cigarettes among smokers?
What characteristics of school policies increase their impact, if any?