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Multivariate analysis: predicting factors for RIRS OR time
| Unstandardized coefficients (standard error) | Standardized coefficients |
||
|---|---|---|---|
| t | significance | ||
| Predicting factors | |||
| All stones volume | 0.003 | 5.187 | 0.000 |
| Ureteroscope type | 2.588 | 4.866 | 0.000 |
| Stone number | 2.236 | 3.128 | 0.002 |
| Surgeon | 2.840 | 2.926 | 0.004 |
| KUB radio-opacity | 3.055 | 2.724 | 0.007 |
| Nurse | 2.308 | 2.674 | 0.008 |
| OR type | 6.391 | -2.690 | 0.008 |
| Nephrostomy | 8.068 | 2.553 | 0.011 |
