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Table 1 Intraclass Correlation Coefficients of SOOPEN observations of groups, physical activity, and social interactions

From: Physical activity and social interaction assessments in schoolyard settings using the System for Observing Outdoor Play Environments in Neighborhood Schools (SOOPEN)

 

Overall

Recess

Afterschool

Evenings and Weekends

ICC

(95% CI)

ICC

(95% CI)

ICC

(95% CI)

ICC

(95% CI)

Number of groups

0.992

(0.989–0.994)

0.960

(0.930, 0.977)

0.964

(0.911, 0.986)

0.785

(0.602, 0.890)

Physical Activity

        

 Sedentary

0.931

(0.898–0.954)

0.897

(0.827–0.940)

0.896

(0.755, 0.958)

0.841

(0.699, 0.920)

 Walking

0.906

(0.861–0.937)

0.851

(0.753–0.913)

0.774

(0.509, 0.906)

0.427

(0.095, 0.674)

 Vigorous

0.884

(0.829–0.922)

0.830

(0.719–0.899)

0.848

(0.653, 0.938)

0.929

(0.860, 0.965)

Social Interactions

        

 Conflict, Verbal

0.707

(0.587–0.796)

0.696

(0.522–0.815)

-

-

-

-

 Conflict, Physical

0.961

(0.942–0.974)

0.959

(0.929–0.976)

-

-

-

-

 None

0.936

(0.904–0.957)

0.850

(0.750–0.912)

0.797

(0.554, 0.916)

0.701

(0.469, 0.843)

 Prosocial, Physical

0.872

(0.812–0.913)

0.735

(0.577–0.840)

0.968

(0.921, 0.988)

0.688

(0.448, 0.835)

 Prosocial, Verbal

0.842

(0.771–0.893)

0.702

(0.530–0.819)

0.920

(0.807, 0.968)

0.618

(0.346, 0.795)

  1. Abbreviations: ICC = Intraclass Correlation Coefficient; 95% CI = 95% confidence interval.