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Table 1 Characteristics of practices associated with study participation among 160 targeted medical practices

From: Training pediatric health care providers in prevention of dental decay: results from a randomized controlled trial

Practice characteristic No. of practices targeted % of targeted practices enrolled P-value % of targeted practices enrolled & eligible P-value
Practice volume
   <500 patients* 48 37.5   27.1  
   500–<1000 patients 60 48.3 0.19 45.0 0.03
   ≥1000 patients 52 55.8   51.9  
Specialty
   Family medicine 55 43.6 0.51 34.5 0.18
   Pediatrician 105 49.5   45.7  
All targeted practices 160 47.5   41.9  
  1. * No. of Medicaid enrolled patients aged 0–3 yrs seen in 1999
  2. † P-values are from Chi-square test (2 df)
  3. ‡ P-value is from Chi-square test (1 df)