Table 1.
Patients' demographics data and stone characteristics.
| Group 1 (R-URS) | Group 2 (F-URS) | p value | |
|---|---|---|---|
| Gender (M/F) | 41/27 | 45/19 | 0.554 |
| Mean patient age (year) | 38.2 ± 1.3 | 39.9 ± 1.3 | 0.991 |
| (Range) | (21–74) | (21–75) | |
| Mean BMI (kg/mm2) | 27.1 ± 0.4 | 27.8 ± 0.5 | 0.136 |
| (Range) | (21–41) | (22–45) | |
| Mean ureteral stone number (n) | 1.1 ± 0.1 | 1.0 ± 0.1 | 0.353 |
| (Range) | (1-2) | (1–5) | |
| Mean ureteral stone size (mm) | 9.1 ± 0.4 | 8.9 ± 0.5 | 0.599 |
| (Range) | (5–20) | (5–20) | |
| Mean ureteral stone burden (mm) | 9.8 ± 0.4 | 9.2 ± 0.4 | 0.607 |
| (Range) | (5–22) | (6–23) | |
| Laterality (R/L) | 30/38 | 28/36 | 0.553 |