Evaluating worksite-based interventions that promote safety belt use

Objective: The objective of this study was to evaluate the effectiveness of worksite-based interventions in increasing the use of safety belts among employees. Search Strategies: Using the Cochrane Collaboration search strategy, we searched in electronic databases, review articles, U.S. government documents, and reports of research agencies. Selection Criteria: Studies had to be evaluations of worksite-based interventions with a clear description of the program. The outcomes evaluated were the percentage of drivers using their safety belts before and after the intervention and (when possible) after a follow-up period. Safety belt use had to be measured in an objective manner, and a comparison group was necessary. Results: Forty-eight interventions met the selection criteria. All interventions increased safety belt use among employees, and in 16 the increases were significant (p