Score of saying no skill | Intervention | Control | ||
Mean | Standard deviation | Mean | Standard deviation | |
Before intervention | 1.7500 | 1.03120 | 2.0685 | 1.05842 |
immediately after the intervention | 3.6944 | 0.49330 | 1.7534 | 0.98292 |
Two months after the intervention | 3.5139 | 0.60498 | 2.0822 | 0.95384 |
p-value | 0.000 | 0.009 |