No. of patients | SF | Non-SF | P value | |
---|---|---|---|---|
No. of patients (%) | 382 | 281 (73.6%) | 101 (26.4%) | |
Laterality | 0.370 | |||
Left | 201 (52.6%) | 144 (71.6%) | 57 (28.4%) | |
Right | 181 (47.4%) | 137 (75.7%) | 44 (24.3%) | |
RIPA (°) | 47.91 ± 19.05 | 52.84 ± 18.51 | 43.50 ± 18.56 | 0.003a* |
Inferior pole stone | <0.001* | |||
Yes | 145 (38.0%) | 69 (47.6%) | 76 (52.4%) | |
No | 237 (62.0%) | 212 (89.5%) | 25 (10.5%) | |
RIL (mm) | 23.55 ± 7.53 | 22.17 ± 7.02 | 27.40 ± 7.61 | <0.001a * |
RIW (mm) | 10 (13–8; 5) | 10 (12–7; 5) | 11 (14–8; 6) | 0.036b* |
Stone burden (mm) | 14 (21–10; 11) | 12 (17–9; 8) | 25 (29–18; 11) | <0.001b* |
Numbers of stone | <0.001* | |||
Single | 233 (61.0%) | 200 (85.8%) | 33 (32.7%) | |
Multiple | 149 (39.0%) | 81 (54.4%) | 68 (45.6%) | |
Renal stone density (Hu) | 1067.76 ± 336.93 | 1022.59 ± 342.97 | 1193.43 ± 285.44 | <0.001a* |
Urine Culture | 0.264 | |||
Positive | 45 (11.8%) | 30 (66.7%) | 15 (33.3%) | |
Negative | 337 (88.2%) | 251 (74.5%) | 86 (25.5%) |