Table 3 Patients and Stones Demographics for 51 patients with proximal ureteric stones exposed to ureteroscopic Ho:YAG laser lithotripsy classified as small (<10 mm) and large (>10 mm) stones
Patient and stone demographics | |||
|---|---|---|---|
Proximal ≤ 10 mm (n = 31) | Proximal > 10 mm (n = 20) | P value | |
Gender (n) | 0.839 | ||
Male | 24 (77.4) | 16 (80) | |
Female | 7 (22.6) | 4 (20) | |
Age (years) | 53.1 ± 2.2 | 55.3 ± 3.0 | 0.549 |
Mean stone diameter (mm)* | 7.4 ± 0.3 | 15.8 ± 1.1 | <0.001 |
Mean stone burden (mm2)* | 45.2 ± 3.9 | 212.0 ± 34.0 | <0.001 |
No of patients with multiple stone burden (%) | 2 (6.5) | 1 (5) | 0.850 |
No. of patients with prior treatments (%) | 11 (35.5) | 9 (45) | 0.508 |
No. of patients with preoperative double-J stents (%) | 12 (38.7) | 7 (35) | 0.800 |