Double-nylon purse-string suture in closing postoperative wounds following endoscopic resection of large (≥ 3 cm) gastric submucosal tumors

Table 2 Treatment results of lesion characteristics and inter-group comparison of 85 patients with submucosal tumors grouped by location of the lesion subgroup

	Fundus of the stomach, n = 36	Body of the stomach, n = 49	P value
Perforation	0	0
Abdominal pain	7	7	0.526
Low fever	6	7	0.763
Operation time
Mean (min)	69.95 ± 15.72	69.41 ± 24.29	0.398
Closure time, single-nylon rope purse-string suture
Mean (min)	25.89 ± 6.19	27.35 ± 7.30	0.456
Closure time, second nylon rope purse-string suture
Mean (min)	6.22 ± 1.38	5.96 ± 1.31	0.437
The number of metal titanium clips
	6.42 ± 0.64	6.76 ± 0.85	0.056
Postoperative hospital stays
Mean (d)	6.56 ± 0.68	6.63 ± 0.77	0.736
Residual apparatus after operation
3 months	12	16	0.947
6 months	6	7	0.763
12 months	2	2	0.874