| Variable | Detail | f | % |
| Ability to state reqired formula | Correct | 81 | 27.8 |
| Incorrect | 159 | 54.6 | |
| Not attempted | 51 | 17.5 | |
| Drop factor value inputted into formula | 10 gtt/ml | 17 | 5.8 |
| 15 gtt/ml | 140 | 48.1 | |
| 18 gtt/ml | 1 | 0.3 | |
| 20 gtt/ml | 36 | 12.4 | |
| >20 gtt/ml | 26 | 8.9 | |
| Not attempted | 71 | 24.4 | |
| Infusion dose calculation error | No error | 36 | 12.4 |
| Error present | 255 | 87.6 |