Optical puncture group (n = 21) | Control group (n = 37) | P | |
---|---|---|---|
Sex, n (%) | 0.710 | ||
Male | 12 (57.1) | 23 (62.2) | |
Female | 9 (42.9) | 14 (37.8) | |
Mean age (years) | 46.8 ± 12.4 | 44.2 ± 14.0 | 0.483 |
Maximum stone diameter (mm) | 4.0 ± 1.0 | 3.9 ± 1.3 | 0.666 |
Number of stones, n (%) | 0.900 | ||
Single | 6 (28.6) | 10 (27.0) | |
Multiple | 15 (71.4) | 27 (73.0) | |
Stone position, n (%) | 0.985 | ||
Left side | 8 (38.1) | 14 (37.8) | |
Right side | 13 (61.9) | 23 (62.2) | |
ASA score, n (%) | 0.431 | ||
I | 12 (57.1) | 25 (67.6) | |
II | 9 (42.9) | 12 (32.4) | |
Stone composition, n (%) | 0.822 | ||
Calcium oxalate | 3 (14.3) | 5 (13.5) | |
Calcium phosphate | 2 (9.5) | 6 (16.2) | |
Magnesium phosphate | 3 (14.3) | 4 (10.8) | |
Uric acid | 1 (4.8) | 1 (2.7) | |
Mixed | 12 (57.1) | 21 (56.8) |