Table 5.

Comparison of Postoperative Outcomes between Endoscopic Resection and Local Surgical Excision in Patients with 1–2 cm Tumors After PSM

Variables	Total (n = 80)	Endoscopic Resection (n = 40)	Local Surgery (n = 40)	P
Margin, n (%)				> 0.999
Negative	73 (91.25)	36 (90.00)	37 (92.50)
Positive	7 (8.75)	4 (10.00)	3 (7.50)
Salvage treatment, n (%)				—a
No	7 (100.00)	4 (100.00)	3 (100.00)
Yes	0 (0.00)	0 (0.00)	0 (0.00)
Total Cost (¥)				0.708
Median (Q₁, Q₃)	17,845 (11,310, 24,684)	19,063 (10,410, 24,477)	13,937 (11,310, 25,573)
Total hospitalization days				0.351
Median (Q₁, Q₃)	5.00 (4.00, 6.00)	5.00 (4.00, 5.00)	4.00 (2.00, 7.00)
Postoperative hospitalization days				< 0.001*
Median (Q₁, Q₃)	3.00 (2.00, 4.00)	4.00 (3.00, 4.00)	2.00 (2.00, 3.00)
Complication, n (%)				—a
No	80 (100.00)	40 (100.00)	40 (100.00)
Bleeding	0 (0.00)	0 (0.00)	0 (0.00)
Fever	0 (0.00)	0 (0.00)	0 (0.00)
Obstruction	0 (0.00)	0 (0.00)	0 (0.00)

^aChi-square test was not applicable as no positive events were observed in either group. *Statistically significant difference (P < 0.05)