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The evaluations in the U.S. focused primarily on safety. The overall median benefit‒cost ratio was 4.41.0 (IQR=2.21-6.01, 6 studies). The 2-year benefit-cost ratios for U.S. projects in California and New York City were 1.461 and 1.791, respectively. The evidence indicates that interventions that improve infrastructure and enhance the safety and ease of active travel to schools generate societal economic benefits that exceed the societal cost. The evidence indicates that interventions that improve infrastructure and enhance the safety a