Predictors of Clinical Outcomes of Flexible Ureterorenoscopy with Holmium Laser for Renal Stone Greater than 2 cm

Table 2

Patients’ demographics data and association to treatment success.

Variable	Results	P	Test
Age (Mean ± SD) years	48.0 ± 15.3	.63	Mann-Whitney
Gender		.71	Fisher’s exact
Female	64 (52.0%)
Male	59 (48.0%)
BMI (Mean ± SD)	25.4 ± 6.1	.29	Mann-Whitney
Malformation (RU)		.46	Chi-square
Horseshoe kidney	5 (4.3%)
Solitary kidney	9 (7.3%)
Pelvic kidney	2 (1.7%)
Caliceal diverticula	2 (1.7%)
Malrotated kidney	1 (0.9%)
Repaired UPJ obstruction	4 (3.4%)
None	100 (8.3%)
Anticoagulant therapy		.91	Fisher’s exact
Yes	3 (2.4%)
No	120 (97.6%)

RU: renal unit, SD: standard deviation.