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ESWL in controls and transformers
| ESWL | C | T | All |
|---|---|---|---|
| 0 | 112 (62) | 24 (39) | 136 (56) |
| 1 | 33 (18) | 11 (18) | 44 (18) |
| 2 | 15 (8) | 7 (11) | 22 (9) |
| >2 | 21 (12) | 20 (32) | 41 (17) |
| All | 181 | 62 | 243 |
C, patients who did not add >20% CaP to stones; T, patients who added >20% CaP to stones; ESWL, extra corporeal shock wave lithotripsy.
Numbers of patients are shown as total (%); χ2 = 17, P < 0.001.
