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Table 4 Multilevel model for the caries index (DMFT)

From: Individual and contextual factors related to dental caries in underprivileged Brazilian adolescents

Variable Model 1 Model 2 Model 3
  Estimate SE p-value Estimate SE p-value Estimate SE p-value
Intercept 2.0729 0.1129 <0.0001 4.1380 1.2125 0.0014 2.4722 2.6456 0.3555
Individual Level          
 Sex (ref = male)     0.5515 0.1641 0.0008 0.5629 0.1635 0.0006
 Age (years)     0.3436 0.0779 <0.0001 0.3305 0.0777 <0.0001
 Health of teeth and mouth     0.4984 0.0884 <0.0001 0.5072 0.0881 <0.0001
 Last visit to the dentist     -0.2598 0.0456 <0.0001 -0.2571 0.0455 <0.0001
Suburb level          
 % of domestic sewage        -0.0656 0.0232 0.0048
Variances          
 Between suburbs 0.1417 0.0844   0.0645 0.0600   0.0000 -  
 Between individuals 7.1852 0.2986   6.9196 0.3009   6.9371 0.2994  
2 Res log likelihood 5687.77    5172.32    5172.15   
  1. Piracicaba, SP, Brazil, 2012.