Outcome | Pre-Test | Post-Test | Paired Difference | 95% CI | Cohen’s d | ||
---|---|---|---|---|---|---|---|
MEAN | SD | MEAN | SD | ||||
Knowledge | 17.79 | 3.57 | 18.27* | 3.71 | 0.48 | (0.11, 0.85) | 0.15 |
Attitudes | 3.90 | 0.54 | 4.00** | 0.57 | 0.10 | (0.05, 0.17) | 0.21 |
Skills | |||||||
 Goal-Setting | 3.78 | 0.80 | 4.06*** | 0.74 | 0.28 | (0.17, 0.38) | 0.31 |
 Refusal | 3.82 | 0.93 | 3.89 | 0.93 | 0.07 | (−0.06, 0.18) | – |
 Stress Management | 3.51 | 0.95 | 3.84*** | 0.88 | 0.33 | (0.22, 0.45) | 0.35 |
 Communication | 3.83 | 0.79 | 4.05*** | 0.74 | 0.22 | (0.11, 0.33) | 0.23 |