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Table 1 characteristics of included studies

From: Short-term outcomes of traction-assisted versus conventional endoscopic submucosal dissection for superficial gastrointestinal neoplasms: a systematic review and meta-analysis of randomized controlled studies

Author, year of publication

Country

Patients (n) (T-ESD vs C-ESD)

Age (years) (T-ESD vs C-ESD)

Location of lesions

Inclusion criteria for lesions size (mm) (T-ESD vs C-ESD)

Methods of traction

Ahn et al. [18] 2013

Korea

26:25

66.5 ± 8.8 vs 62.9 ± 8.7

Gastric neoplasm

20.5 ± 7.9 vs 19.4 ± 6.5

Transnasal endoscope

Ritsuno et al. [21] 2014

Japan

27:23

66.2 ± 9.6 vs 66.4 ± 8.9

Colorectal tumors

33.5 ± 12.5 vs 37.8 ± 13.1

S–O clip

Koike et al. [19] 2015

Japan

20:20

71 ± 6.3 vs 69.5 ± 9.5

Esophageal carcinoma

24(11–92) vs 27(8–48)

Clip with thread

Mori et al. [20] 2017

Japan

21:22

74 ± 10 vs 72 ± 12

Colorectal tumors

NA

Ring-shaped thread

Yamasaki et al. [22] 2018

Japan

42:42

65(41–84) vs 67(43–86)

Colorectal neoplasm

30(20–55) vs 30(20–60)

Clip-and-thread

Yoshida et al. [23] 2018

Japan

319:316

70.2 ± 9.4 vs 71 ± 8.4

Gastric neoplasms

15.7 ± 10.1 vs 15.5 ± 8.9

Dental floss clip

Ban et al. [24] 2018

Japan

49:55

71.2 ± 6.5 vs 69.0 ± 9.5

Gastric cancers or gastric adenomas

NA

Clip-flap

  1. T-ESD traction-assisted endoscopic submucosal dissection; C-ESD conventional endoscopic submucosal dissection; NA not available
  2. Age and size of lesions was expressed with (mean ± SD) or median (range)