PRE | POST | ||||||
Professional experience (years) | Percentage | Wastemedian (mL) | p | Professional experience (years) | Percentage | Wastemedian (mL) | p |
<1 1 - 5 6 - 10 11 - 15 16 - 20 >20 | 4.7% 16.7% 37.7% 26.7% 5.7% 8.5% | 5.0000 5.0000 5.0000 5.0000 5.0000 5.0000 | <0.001* | <1 1 - 5 6 - 10 11 - 15 16 - 20 >20 | 21.3% 26.6% 17.6% 16.9% 10.8% 9.7% | 5.0000 5.0000 2.0000 3.0000 0.0000 0.0000 | <0.001* |