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Table 1 Characteristics of the participating school districts (n = 23)

From: Investigating best practices of district-wide physical activity programmatic efforts in US schools– a mixed-methods approach

District demographic and size characteristics
 Geographic location (%)
  Urban 56
  Suburban 39
  Rural 4
 Socio-economic status (%)
  Low SES 39
  Medium SES 48
  High SES 13
 District enrollment PRE K – 12 (mean, range)a 115,695 (~ 2100 – ~ 650,000)
 District size (%)b
  Small 9
  Midsize 9
  Large 82
 Student-to-teacher ratio, academic class (mean, range) 16.31 (10.55–23.55)
 Student-to-teacher ratio, PE class (mean, range)
  Elementary 53.4 (17–60)
  Middle 48.7 (25–60)
  High 51.0 (15–60)
Student socio-demographics
 Race (%)
  Majority non-white 52
 Ethnicity (%)
  Majority Hispanic 22
 Majority students eligible for free/reduced lunch (%) 83
  1. aThe district enrollment range values provided were rounded down to de-identify participating districts
  2. bFor the purpose of these analyses, districts size measure were determined using the National Center on Education Statistics classification [14] and modified based on our sample: districts with 1–5 schools were considered small; 6–19 schools were considered midsize and 20+ schools were considered large