Practice Items | Pre-intervention | Post-intervention | T-test | P-value |
---|---|---|---|---|
Mean ± SD | Mean ± SD | |||
Drug preparation | 0.56±0.09 | 0.79±0.06 | -12.20 | 0.001 |
Drug injection | 0.41±0.10 | 0.78±0.07 | -15.91 | 0.001 |
Drug Leakage | 0.07±0.02 | 0.50±0.20 | -13.04 | 0.001 |
Waste disposal | 0.48±0.10 | 0.76±0.09 | -10.65 | 0.001 |