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PTV conformity index.
| Range | Mean | P value (Wilcoxon rank sum test) | |
|---|---|---|---|
| IMXT | 1.19–1.50 | 1.35 | |
| 3D CPT | 1.37–2.34 | 1.78 | 0.032 |
| IMPT | 1.05–1.30 | 1.15 | 0.005 |
PTV conformity index (CI) = target tissue receiving 95% of the dose/planning target volume (V95%/PTV).
