Table 1 Demographic and patient-related characteristics of the groups
Parameter | Laser lithotripsy (n = 440) | Ballistic lithotripsy (n = 440) | p value |
|---|---|---|---|
Age (mean ± SD) | 51.5 ± 8.2 | 51.3±8.6 | 0.77 |
Gender, n (%) | 0.78 | ||
Male | 228 (51.8) | 232 (52.7) | |
Female | 212 (48.2) | 208 (47.3) | |
Stone size, mm (mean ± SD) | 28.6±8.5 | 28.6±8.3 | 1 |
Stone density, HU, (mean ± SD) | 1205±103 | 1205±110 | 1 |
Guys stone score (GSS), n (%) | 1 | ||
GSS-1 | 287 (65.3) | 287 (65.3) | |
GSS-2 | 114 (25.9) | 114 (25.9) | |
GSS-3 | 39 (8.8) | 39 (8.8) | |
GSS-4 | - | - |