|  | Change in score between assessments | ||
---|---|---|---|---|
 |  | PBL group | Usual care group | |
 | Factors |  | Δ | 95% CI‡ |
Baseline to first assessment | EBP knowledge | reference | 0.07 | -0.30 to 0.45 |
(n = 109) | Personal application and current use of EBP | reference | 0.01 | -0.39 to 0.40 |
 | Future use of EBP | reference | 0.07 | -0.31 to 0.45 |
 | Attitudes towards EBP | reference | 0.51 ** | 0.19 to 0.83** |
First assessment to second assessment | EBP knowledge | reference | 0.63 ** | 0.19 to 1.07** |
(n = 102) | Personal application and current use of EBP | reference | 0.43* | 0.10 to 0.76* |
 | Future use of EBP | reference | 0.07 | -0.31 to 0.46 |
 | Attitudes towards EBP | reference | 0.27 | -0.01 to 0.64 |