Percentage of Sites Using Various CT Parameters
| Percentage of sites using this parameter in⦠| ||||
| Protocol parameter | No patients | Very few patients (1%β25%) | Some patients (26%β75%) | Most patients (76%β100%) |
| Intravenous CT contrast material | 31 | 25 | 24 | 20 |
| Oral CT contrast material | 28 | 13 | 12 | 46 |
| Breathing instructions during CT | 44 | 8 | 5 | 44 |
| Respiratory gating | 70 | 21 | 0 | 0 |
| Furosemide | 73 | 18 | 3 | 6 |
| Bladder catheter | 80 | 20 | 0 | 0 |