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Table 2 Descriptive statistics and reliability indices

From: Observations of playground play during elementary school recess

OPP play domain Total Boys Girls Intervention Non-intervention Inter-rater reliability
Playing on equipment 11.38% 10.51% 12.25% 14.15%++ 9.09% ICC = .986
Organized sports and activities 26.54% 41.60%+ 11.48% 26.61% 26.48% ICC = .965
Active and chase games 14.51% 12.91%+ 16.11% 15.14% 13.98% ICC = .969
Traditional playground games 15.74% 14.10%+ 17.39% 20.72%++ 11.61% ICC = .939
Nature 1.38% 1.14% 1.63% 1.70% 1.12% ICC =.999
Rough and tumble play 1.27% 1.00% 1.61% 1.07% 1.43% ICC = .972
Anti-social behavior 1.72% 1.78% 1.67% 1.17%++ 2.18% ICC = .999
Non-engagement in active play 27.49% 17.06%+ 37.92% 19.40%++ 34.20% ICC = .976
  1. +Significant difference between boys and girls
  2. ++Significant differences between intervention and non-intervention