From: Is it safe to use a ureteral access sheath in an unstented ureter?
Stone free status | Yes | No | Total | Univariate analysis | Multivariate analysis | ||
---|---|---|---|---|---|---|---|
p-value | p-value | OR | 95% CI | ||||
N | 127 | 33 | 160 | ||||
Male gender (%) | 77 (60.6%) | 23 (69.7%) | 100 (62.5%) | 0.338 | 0.761 | 1.15 | 0.45-2.96 |
Age (median, range) | 58 (18-83) | 56 (24-74) | 57 (18-83) | 0.407 | 0.188 | 1.02 | 0.98-1.05 |
Number of stones (median, range, mean, SD) | 1 (1-7) 1.4 ± 0.9 | 2 (1-5) 2.0 ± 1.2 | 1 (1-7) 1.5 ± 1.0 | 0.003 | 0.010 | 0.60 | 0.41-0.88 |
Stone Burden (cm3) (median, IQR) | 3.3 (1.0-6.3) | 4.4 (1.2-8.0) | 3.3 (1.0-7.2) | 0.194 | 0.993 | 1.00 | 0.92-1.08 |
Pre-operative hydronephrosis (%) | 47 (37%) | 15 (45.4%) | 62 (38.7%) | 0.411 | 0.182 | 1.88 | 0.74-4.78 |
UAS size (% wide) | 66 (51.9%) | 11 (33.3%) | 77 (48.1%) | 0.056 | 0.191 | 1.87 | 0.73-4.78 |