Table 4.
Covariates | Univariate | Multivariate | ||||
---|---|---|---|---|---|---|
OR | 95% CI | p | OR | 95% CI | p | |
Age-adjusted CCI score | 1.51 | 1.16–1.98 | <0.01 | 1.47 | 1.09–1.99 | 0.01 |
History of fever secondary to lithiasis No vs. Yes |
6.47 | 1.82–23.04 | <0.01 | 3.35 | 0.72–15.61 | 0.12 |
Preoperative urine culture Negative vs. Positive |
8.47 | 2.33–30.85 | <0.01 | 4.87 | 1.12–21.25 | 0.035 |
DJ positioning at surgery No vs. Yes |
1.53 | 0.42–5.51 | 0.51 | 0.61 | 0.14–2.76 | 0.52 |
Operative time (min) | 0.99 | 0.98–1.01 | 0.75 | 0.99 | 0.97–1.01 | 0.53 |
Use of UAS Yes vs. No |
0.44 | 0.11–1.73 | 0.24 | 4.27 | 0.87–21.04 | 0.07 |
Stone diameter (mm) | 1.03 | 0.96–1.10 | 0.41 | 1.05 | 0.96–1.16 | 0.30 |
Keys: CCI = Charlson Comorbidity Index; DJ = Double-J stent; UAS = Ureteral Access Sheath.