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Table 3 Reliability statistics for physical activity equipment separated by categories; Mean (SD) for participant data at Time 1 and Time 2, Intraclass Correlation Coefficient (ICC) and 95% Confidence Intervals (95% CI) or Mantel-Hanzel Chi Square test

From: Validity and reliability of a home environment inventory for physical activity and media equipment

  Time 1 Time 2 T1 vs T2
Item Category n mean (SD) n mean (SD) ICC (95% CI)
Sports Equipment      
   # of Items 23 34.6 (36.50) 23 33.5 (38.6) 0.96 (0.90 – 0.98)
   Accessibility      
Away and difficult to get to   14.2   8.6 M-H χ2 = 64.2, p < 0.01
Away and easy to get to   25.2   27.7  
In view and difficult to get to   3.5   5.1  
In view and easy to get to   57.1   58.6  
Fitness Equipment      
   # of items 21 7.0 (4.69) 21 7.3 (5.93) 0.95 (0.88 – 0.98)
   Accessibility      
Away and difficult to get to   6.6   2.2 M-H χ2 = 5.63, p = 0.02
Away and easy to get to   28.6   31.1  
In view and difficult to get to   3.3   2.2  
In view and easy to get to   61.5   64.4  
Transportation Equipment      
   # of items 23 7.3 (4.58) 22 7.8 (5.42) 0.88 (0.74 – 0.94)
   Accessibility      
Away and difficult to get to   2.9   0.0 M-H χ2 = 20.4, p < 0.01
Away and easy to get to   25.7   28.2  
In view and difficult to get to   4.3   2.8  
In view and easy to get to   67.1   69.0  
Water Sports Equipment      
   # of items 15 5.5 (6.09) 15 5.8 (9.01) 0.99 (0.97 – 1.00)
   Accessibility      
Away and difficult to get to   12.5   7.7 M-H χ2 = 0.02, p = 0.87
Away and easy to get to   45.8   26.9  
In view and difficult to get to   4.2   3.9  
In view and easy to get to   37.5   61.6  
Outdoor/Yard Equipment      
   # of items 20 12.5 (9.90) 20 13.5 (9.46) 0.87 (0.70 – 0.95)
   Accessibility      
Away and difficult to get to   13.7   6.1 M-H χ2 = 8.3, p < 0.01
Away and easy to get to   9.2   20.6  
In view and difficult to get to   4.6   2.3  
In view and easy to get to   72.5   71.0