Fig. 3From: Investigating best practices of district-wide physical activity programmatic efforts in US schools– a mixed-methods approachThe percent of districts that require professional development for PE teachers, have hired staff to oversee PE efforts, and/or require or recommend that schools test students’ fitness levels. The data on the national sample of districts used as a comparison were abstracted from the Centers for Disease Control’s School Health Policies and Practices Study (SHPSS) 2012 report [10]. Abbreviations: PE Physical educationBack to article page