Table 4.
Final regression analysis using model for calculation of z score, Outcome = β0 + β1*BSA + β2*BSA^2 + β3*sex
| Measurement | R^2 | RMSE | β0 | β1 | β2 | β3 |
|---|---|---|---|---|---|---|
| LVEDV | 0.943 | 7.833 | −15.03043 | 98.49337 | −4.022686 | 5.115424 |
| LVESV | 0.872 | 4.591 | −5.676169 | 37.48608 | −1.767246 | 2.037896 |
| LVSV | 0.943 | 4.892 | −9.354262 | 61.00728 | −2.255442 | 3.077528 |
| LVCO | 0.786 | 705.779 | −54.81287 | 5073.386 | − 697.3501 | 173.8217 |
| LV Mass | 0.878 | 6.715 | −1.310437 | 36.1225 | 9.161217 | 2.926009 |
| RVEDV | 0.94 | 8.736 | −14.83598 | 89.43943 | 5.66115 | 5.666917 |
| RVESV | 0.882 | 5.496 | −5.44392 | 28.04597 | 8.750498 | 2.760762 |
| RVSV | 0.927 | 5.464 | −9.392059 | 61.39346 | −3.089348 | 2.906154 |
| RVCO | 0.776 | 710.172 | −59.11051 | 5082.184 | − 756.974 | 172.5073 |
*Note: Sex is coded 1 for male, 0 for female, thus β3 is added for males and is omitted for females