Single-layer versus double-layer suture during laparoscopic partial nephrectomy for renal tumours in close proximity to the collecting system or renal sinus: A propensity-matched analysis.

To compares perioperative outcomes of single-layer suture (single-layer suture) and double-layer suture (double-layer suture) technique for laparoscopic partial nephrectomy (laparoscopic partial nephrectomy) in patients with renal tumours in close proximity to the collecting system or renal sinus.