Document Classification

Section Type: RESULTS

Text: After the trial, the experimental group had higher mean scores in knowledge (38. 1 [95 % CI, 36. 7 to 39. 4] in the control group vs 43. 1 [95 % CI, 42. 0 to 44. 1] in the experimental group ; adjusted difference, 4. 9 [95 % CI, 2. 9 to 6. 8] ; P <. 001) and skills (8. 3 [95 % CI, 7. 9 to 8. 7] vs 9. 1 [95 % CI, 8. 7 to 9. 4] ; adjusted difference, 0. 7 [95 % CI, 0. 1 to 1. 3] ; P =. 02).