Characteristics | Group A (n = 26) | Group B (n = 156) | P-value |
---|---|---|---|
Age (yr) | 58.58 ± 14.29 | 57.44 ± 15.26 | 0.722 |
Gender (Male/Female) | 17/9 | 102/54 | 1.000 |
BMI (kg/m2) | 25.43 ± 4.12 | 24.83 ± 3.72 | 0.453 |
HTN | 15 (57.7%) | 61 (39.1%) | 0.088 |
DM | 33 (21.2%) | 6 (23.1%) | 0.792 |
CKD | 6 (23.1%) | 11 (7.1%) | 0.020 |
Previous APN | 10 (38.5%) | 34 (21.8%) | 0.066 |
Previous stone operation | 4 (15.4%) | 16 (10.3%) | 0.439 |
Hounsfield unit | 1011.08 ± 400.82 | 1033.44 ± 423.38 | 0.963 |
Stone laterality (%) | |||
 Right | 10 (38.5%) | 80 (51.3%) |  |
 Left | 12 (46.2%) | 69 (44.2%) |  |
 Both | 4 (15.3%) | 7 (4.5%) |  |
Stone position (%) | |||
 Upper ureter | 16 (61.5%) | 71 (45.5%) |  |
 Mid ureter | 2 (7.7%) | 24 (15.4%) |  |
 Lower ureter | 8 (30.85) | 61 (39.1%) |  |
Mean number of stones | 1.34 ± 0.45 | 1.38 ± 0.39 | 0.823 |
Size (mm) | 13.19 ± 8.95 | 9.41 ± 3.80 | 0.000 |
Hydronephrosis | 25 (96.2%) | 126 (80.8%) | 0.053 |
Hydroureter | 25 (96.2%) | 92 (58.3%) | 0.006 |
Unilateral enlargement | 6 (23.1%) | 20 (12.8%) | 0.166 |
 Perinephric fat stranding | 23 (88.5%) | 69 (44.2%) | < 0.001 |
 Periureteral fat stranding | 22 (84.6%) | 91 (58.3%) | 0.015 |
 Tissue rim sign | 23 (88.5%) | 98 (62.8%) | 0.010 |