| |
No. of patients
|
SF
|
Non-SF
|
P value
|
|---|
|
No. of patients (%)
|
382
|
281 (73.6%)
|
101 (26.4%)
| |
|
Gender
| | | |
0.017*
|
|
Male
|
256 (67.0%)
|
198 (77.3%)
|
58 (22.7%)
| |
|
Female
|
126 (33.0%)
|
83 (65.9%)
|
43 (34.1%)
| |
|
Age (yo)
|
51.93 ± 12.32
|
52.14 ± 12.19
|
51.37 ± 12.74
|
0.590a
|
|
Hypertention
| | | |
0.069
|
|
Yes
|
120 (31.4%)
|
81 (67.5%)
|
39 (32.5%)
| |
|
No
|
262 (68.6%)
|
200 (76.3%)
|
62 (23.7%)
| |
|
Diabetes mellitus
| | | |
0.030*
|
|
Yes
|
36 (9.4%)
|
21 (57.3%)
|
15 (41.7%)
| |
|
No
|
346 (90.6%)
|
260 (75.1%)
|
86 (24.9%)
| |
|
BMI (kg/m2)
|
21.68 (23.79–19.1; 4.69)
|
21.57 (23.63–19.13; 4.50)
|
22.07 (24.29–19.08; 5.21)
|
0.406b
|
|
History of surgery
| | | |
0.064
|
|
SWL
|
13 (3.4%)
|
11 (84.6%)
|
2 (15.4%)
| |
|
URL or RIRS
|
36 (9.4%)
|
22 (61.1%)
|
14 (38.9%)
| |
|
PNL
|
29 (7.6%)
|
16 (55.2%)
|
13 (44.8%)
| |
|
Laparoscopic ureterolithotomy
|
15 (3.9%)
|
13 (86.7%)
|
2 (13.3%)
| |
|
Pyuloplasty
|
3 (0.8%)
|
1 (33.3%)
|
2 (66.7%)
| |
|
Open surgery
|
3 (0.8%)
|
2 (66.7%)
|
1 (33.3%)
| |
|
No
|
294 (77.0%)
|
223 (75.9%)
|
71 (24.1%)
| |
|
UAS
| | | |
0.927
|
|
Yes
|
373 (97.6%)
|
275 (73.7%)
|
98 (26.3%)
| |
|
No
|
9 (2.4%)
|
6 (66.7%)
|
3 (33.3%)
| |
|
Relocation
| | | |
0.317
|
|
In situ
|
346 (90.6%)
|
252 (72.8%)
|
94 (27.2%)
| |
|
Ex situ
|
36 (9.4%)
|
29 (80.6%)
|
7 (19.4%)
| |
|
Duration of procedure (min)
|
50 (60–40; 20)
|
50 (60–40; 20)
|
60 (85–50; 35)
|
<0.001b*
|
|
Hospitalization (days)
|
5 (7–4; 3)
|
5 (6–3; 3)
|
6 (7–4; 3)
|
<0.001b*
|
|
Complications
| | | |
0.008*
|
|
Yes
|
27 (7.1%)
|
14 (51.9%)
|
13 (48.1%)
| |
|
No
|
335 (92.9%)
|
267 (75.2%)
|
88 (24.8%)
| |
- *Statistical significance was set at P < 0.05
- UAS: Ureteral Access Sheath
-
aStudent’s t test, b Mann-Whitney U test
