Brief Article
Copyright copy;2010 Baishideng Publishing Group Co.
World J Gastroenterol. Sep 7, 2010; 16(33): 4180-4186
Published online Sep 7, 2010. doi: 10.3748/wjg.v16.i33.4180
Table 1 Comparison of endoscopic submucosal dissection data for colorectal tumors between the new and previous method of using hemostat forceps
The adopted groupThe unadopted groupP-value
No. of cases126124
Median age (yr, range)68.4 (55-87)64.9 (45-85)NS
Tumor size (mm, range)29.6 (15-130)28.6 (12-70)NS
Location: Right side colon/left side colon/rectum72/26/2852/21/51< 0.01
En bloc resection, n (%)117 (92.8)100 (80.6)< 0.01
Histopathological complete resection, n (%)113 (89.6)90 (72.5)< 0.01
Operation time (min, range)106 (40-330)105 (20-270)NS
Histopathological diagnosis adenoma/M/sSM/mSM/MP57/60/4/5/055/59/3/5/2NS
Perforation, n (%)3 (2.3)12 (9.6)< 0.01
Postoperative hemorrhage, n (%)3 (2.3)3 (2.4)NS