Table 1 Demographic data of patient
Group A (URL + RIRS) | Group B (URL alone) | ||
|---|---|---|---|
(URL alone) | |||
Variable | 72 patients | 72 patients | P |
Age, year, mean (SD), range | 48.2 (11.4),19–65 | 50.4 (13.2),22–71 | 0.296 |
Gender, no. (%) | 0.468 | ||
Males | 42 (58.3) | 48 (66.7) | |
Females | 30 (41.7) | 24 (33.3) | |
BMI, kg/m2, mean (SD), range | 22.98 (3.51),19–32 | 25.32 (5.12),20–31 | 0.084 |
Stone side, no. (%) | 0.481 | ||
Left | 30 (41.7) | 36 (50) | |
Right | 42 (58.3) | 36 (50) | |
Grade of hydronephrosis, no. (%) | 0.659 | ||
None | 8 (11.1) | 10 (13.9) | |
Mild | 46 (63.9) | 38 (52.8) | |
Moderate | 18 (25) | 24 (33.3) | |
Ureteral stone location, no. (%) | 0.405 | ||
proximal | 20 (27.8) | 24 (33.3) | |
middle | 8 (11.1) | 12 (16.7) | |
distal | 44 (61.1) | 36 (50) | |
Ureteral stone burden, mm2, mean (SD), range | 67.4 (27.2),40.2–110.3 | 71.3 (31),39.2–102.3 | 0.884 |
Renal stone location | 0.981 | ||
Upper pole | 22 (30.6) | 20 (27.8) | |
Middle pole | 20 (27.8) | 24 (33.3) | |
Lower pole | 30 (41.6) | 28 (38.9) | |
Renal stone burden, mm2, mean (SD), range | 110.1 (42.2),68.3–170.1 | 124.5 (36.7),75.2–174.3 | 0.589 |
Pre-procedural placement of D-J stent, no. (%) | 50 (69.5) | 52 (72.2) | 0.802 |