Table 6.
Response to survey questions: if your QA does not meet your passing criteria, what actions do you take? (Choose all that apply, rank in order of attempt (1 denotes first strategy)).
| Strategies | Average Rank | Percentage of Sites (Number): | Rank 1 | Rank 2 | Rank 3 | Rank 4 | Rank 5 | Rank 6 | Rank 7 | Rank 8 | Rank 9 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Remeasure with the Same Setup | 1.1 | 90.4% (1316) | 81.4% | 7.0% | 1.8% | 0.2% | 0.1% | – | – | – | – |
| Move to a New Calculation Point and Remeasure | 2.1 | 54.9% (799) | 4.1% | 41.3% | 7.6% | 1.2% | 0.3% | 0.2% | – | – | – |
| Other | 2.6 | 26.9% (391) | 4.7% | 9.1% | 7.1% | 4.3% | 1.1% | 0.5% | – | – | 0.1% |
| Analyze in Relative Dose Instead of Absolute Dose | 2.8 | 25.9% (376) | 2.5% | 8.1% | 8.4% | 4.9% | 1.3% | 0.4% | 0.1% | 0.1% | – |
| Try Fixed Gantry Angle Delivery | 2.9 | 11.6% (169) | 0.5% | 3.3% | 5.1% | 1.7% | 0.6% | 0.1% | 0.1% | – | – |
| Change the Passing Criteria for the Case | 3.1 | 30.2% (440) | 2.7% | 7.5% | 9.7% | 6.3% | 2.7% | 0.7% | 0.3% | 0.2% | – |
| Replan | 3.3 | 84.0% (1222) | 2.3% | 17.3% | 34.0% | 20.2% | 8.3% | 1.5% | 0.5% | – | – |
| Scale the MU's | 3.5 | 11.4% (166) | 0.3% | 2.3% | 3.6% | 2.8% | 1.2% | 0.7% | 0.2% | 0.2% | – |
| Document Result and Deliver Plan | 4.3 | 17.4% (253) | 0.3% | 1.2% | 3.1% | 5.2% | 3.9% | 2.3% | 0.7% | 0.5% | 0.1% |
Percentages are based on 1455 participants.