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Table 3 Descriptive statistics and variance components of neighborhood problems scales

From: Perceived neighborhood problems: multilevel analysis to evaluate psychometric properties in a Southern adult Brazilian population

Statistics Sum of all problems (both scales) Neighborhood physical problems Neighborhood social disorder
Descriptive    
 Number of observations 1,688 1,703 1,702
 Number of items 16 9 7
 Minimun score 0 0 0
 Maximun score 30 17 14
 Mean score 10.74 6.15 4.59
 Standart deviation 5.94 3.55 3.32
Cronbach’s Alpha 0.81 0.67 0.81
Census tract ( n= 63)    
Variance components    
 Within-person 0.48 0.52 0.37
 Within-neighborhood 0.08 0.07 0.12
 Between-neighborhood 0.03 0.03 0.05
 Intraneighborhood correlations 0.27 0.28 0.27
 Neighborhood reliability 0.94 0.95 0.96
  1. Florianopolis, Brazil, 2009.