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Table 2 Probability of adoption and rates of preventive dental visits among CME groups

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

   Adoption during first 12 months after enrolment Adoption through June 2003
CME group* No. of practices % of practices providing ≥ 20 preventive dental visits No. of preventive dental visits per 100 well-child visits (95% CI) No. of preventive dental visits per 100 well-child visits
A 37 48.6 9.4 (6.1–14.4) 11.6 (8.0–16.8)
B 33 42.4 12.9 (8.7–19.0) 15.2 (10.8–21.4)
C 37 37.8 8.5 (5.6–12.8) 9.9 (6.8–14.4)
All practices 107 43.0 10.0 (7.9–12.0) 12.0 (9.7–14.8)
P-value   0.64 0.32 0.24
  1. * CME (continuing medical education) group A = didactic instruction;
  2. CME group B = didactic instruction plus conference calls;
  3. CME group C = didactic instruction plus conference calls plus in-office support
  4. † P-value is from Chi-square test (2 df)
  5. ‡ P-values are from Poisson regression likelihood ratio Chi-square (2 df)