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Table 4 Validity of PAMI variables; Mean ± SD; (N = 31) mean ± SD with Pearson Correlation Coefficient and p-value for independent t-test or percent with Mantel-Hanzel Chi Square

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

Variable Participant Time 1 Research Assistant Correlation (Pearson r) t-test p-value
Total number of rooms 12.4 ± 2.91 12.0 ± 2.42 0.72* 0.34
Physical Activity Equipment     
   # of items 65.2 ± 54.12 74.8 ± 64.77 0.98* 0.53
   Household Density 5.0 ± 3.95 6.2 ± 5.54 0.93* 0.33
   Ave # of Items/Bedroom 2.1 ± 2.68 2.8 ± 4.04 0.67* 0.25
   Checklist Quantity 16.8 ± 7.46 17.2 ± 7.27 0.94* 0.36
   Accessibility     
Away and difficult to get to 9.5 2.5 -- M-H χ2 = 16.5,
Away and easy to get to 20.1 22 -- p < 0.001
In view and difficult to get to 5.3 2 --  
In view and easy to get to 65 73.6 --  
   PAASS 209.9+162.24 261.2+231.3 0.93* 0.03
Media Equipment     
   # of items 8.5 ± 4.49 8.8 ± 4.47 0.93* 0.20
   Household Density 0.71 ± 0.34 0.75 ± 0.34 0.79* 0.33
   Ave # of Items/Bedroom 1.7 ± 1.20 1.7 ± 1.20 0.94* 0.49
   # Televisions in Home 2.5+1.23 2.9+1.44 0.87* 0.25
   # Televisions in Bedrooms 1.16+1.04 1.26+1.09 0.96* 0.72
   Accessibility     
Away and difficult to get to 1.0 1.3 -- M-H χ2 = 1.4,
Away and easy to get to 9.3 6.5 -- p = 0.23
In view and difficult to get to 2.5 0.0 --  
In view and easy to get to 87.3 92.2 --  
   MAASS 31.9+25.53 34.0+17.27 0.88* 0.30
  1. PAASS, Physical activity Availability and Accessibility Summary Score
  2. MAASS, Media Availability and Accessibility Summary Score
  3. * p < = 0.05