Table 1.
Characteristics of patients, stones and treatments
| Patient characteristics | |
|---|---|
| No. of patients/RUS | 1361 |
| Age; median (range) | 41 (1-85) |
| Sex female male |
562/1361(41%) 799/1361 (59%) |
| No. of solitary kidney | 21/1361 (2%) |
| Previous history of ipsilateral stone treatment Open surgery SWL URS Combine PNL |
223/1361(16.6%) 79/1361 (6%) 99/1361 (7%) 5/1361 (<1%) 29/1361 (2%) 11/1361 (<1%) |
| Stone characteristics | |
| Stone(s) in: left kidney right kidney |
653/1361 (48%) 708/1361 (52%) |
| Stone burden: median (cm2) (range) |
1.3 (0.16-10) |
| Pts. based stone burden (cm2) 1.0 or less 1.1–2 Greater than 2 |
514 (38%) 530 (39%) 317 (23%) |
| Treatment characteristics | |
| No. of shock waves: Median (range) |
2000 (500-3500) |
| Generator energy (kV): Median (range) |
17.2 (14.2-18.4) |
| No. of session(s): Median (range) 1 session 2 sessions 3 sessions 4 and more sessions |
2 (1-14) 657/1361(48%) 348/1361 (26%) 171/1361 (13%) 185/1361 (14%) |
| Ancillary procedures Double J stent (JJ) |
178/1361(13%) |
| Steinstrasse: with stent no stent |
187/1361 (14%) 34 /178 (19%) 153 /1183 (13%) |
| Result: stone free unsuccessful |
1082/1361 (80%) 279/1361 (20%) |