Age, years, median (25th-75th) |
67
(66-70.75) |
67 (65-72) |
0.192 |
Gender, n (%)
Female
Male
|
40 (44.9)
49 (55.1)
|
32 (44.4)
40 (55.6)
|
0.949≈
|
Laterality, n (%)
Right
Left
|
44 (49.4)
45 (50.6)
|
25 (34.7)
47 (65.3)
|
0.061&
|
BMI, kg/m2, median
(25th-75th) |
26.1 (24.2-29.3) |
26.7 (24.6-29.6) |
0.494 |
Metabolic syndrome, n (%) |
21 (23.6) |
22 (30.6) |
0.416&
|
Mean Preoperative GFR, mL/min |
78.6 ± 19.1 |
82.1 ± 21.2 |
0.289^ |
Previous history of
ESWL, n (%)
Ipsilateral surgery, n (%)
|
15 (16.9)
17 (19.1)
|
17 (23.6)
25 (34.7)
|
0.384&
0.039&
|
CCI, n (%)**
0
1
≥2
|
52 (58.4)
22 (24.7)
15 (16.9)
|
30 (41.7)
23 (31.9)
19 (26.4)
|
0.098≈
|
Stone location, n (%) |
|
|
0.129¥
|
Pelvis
Proximal ureter
Single calyx
Pelvis + one calyx
Multiple calyx
|
35 (39.3)
2 (2.2)
19 (21.3)
21 (23.6)
12 (13.5)
|
19 (26.4)
5 (6.9)
22 (30.6)
12 (16.7)
14 (19.4)
|
|
Stone density, HU |
980 ± 346 |
988 ± 357 |
0.593^ |
Stone size, mm2, |
22.2± 3.5 |
19.9 ± 7.1 |
0.082 |