Table 4 Results of linear regression analysis of the calculated RV cavity volume in the QCard-NM and QPS algorithms using XCAT phantoms
Algorithms | Slope of trend Line (95% CI) | Correlation coefficient (95% CI) | P value |
|---|---|---|---|
QCard-NM | 1.33 (1.06–1.60) | 0.88 (0.76–0.94) | < 0.001 |
QPS | 0.18 (− 0.08 to 0.44) | 0.25 (− 0.11 to 0.55) | 0.177 |