Skip to main content

Table 1 Basic characteristics and quality evaluation of included studies

From: Comparison of safety between self-expanding metal stents as a bridge to surgery and emergency surgery based on pathology: a meta-analysis

First author Years Country Study type Obstruction site Samples SEMS vs ES Age, mean (range or SD)
SEMS vs ES
Gender, M/F
SEMS vs ES
NOS/Jadad
Alcantara 2011 Spain RCT Left colon 15 vs 13 71.9 (8.96) vs 71.15 (9) 5/10 vs 7/6 3
Amelung 2016 The Netherlands RS Left colon 51 vs 37 71.8 (13.1) vs 66.63 (13.2) 25/26 vs 14/23 7
Amelung 2019 The Netherlands RS Left colon 222 vs 444 72 (64–80) vs 73 (63–79) 124/98 vs 253/191 8
Arezzo 2017 Italy RCT Left colorectal 56 vs 59 72 (43–90) vs 71 (44–94) 28/28 vs 32/27 3
Chen 2019 China RS Colorectal 38 vs 90 63.21 (13.55) vs 61.58 (14.84) 23/15 vs 59/31 7
Gorissen 2013 UK PS Left colon 62 vs 43 70.6 (28–95) vs 72.0 (36–96) 36/26 vs 20/23 8
Haraguchi 2016 Japan RS Colon 22 vs 22 67 (11.0) vs 68 (10.0) 12/10 vs 15/7 6
Ho 2017 China RS Left colon 62 vs 40 70.2 (11.7) vs 70.9 (11.5) 49/13 vs 30/10 6
Ji 2017 South Korean RS Right colon 14 vs 25 61.5 (14.4) vs 66.9 (12.4) 4/10 vs 11/14 6
Kang 2018 South Korean RS Left colorectal 226 vs 109 64.4 (12.8) vs 64.1 (14.8) 141/85 vs 70/39 8
Kavanagh 2013 Ireland RS Colon 23 vs 26 69.9 (46–91) vs 69.7 (49–89) 13/10 vs 16/10 7
Kim 2013 South Korean RS Left colon 25 vs 70 61.6 (46–80) vs 61.7 (23–90) 15/10 vs 47/23 6
Kim 2015 South Korean RS Colorectal 27 vs 29 64.6 (57.8–71.5) vs 70.7 (65.8–75.6) 18/9 vs 16/13 7
Kim 2017 South Korean RS Left colon 158 vs 56 63.9 (12.5) vs 64.5 (13.5) 79/79 vs 30/26 6
Kwak 2016 South Korean RS Left colorectal 42 VS 42 Not available 28/14 vs 26/16 8
Oistamo 2016 Sweden RS Left colon 20 vs 80 Not available Not available 7
Park 2018 South Korean RS Left colorectal 94 vs 17 64.0 (12.1) vs 69.0 (11.5) 52/42 vs 9/8 6
Rodrigues 2019 Portugal RS Left colorectal 48 vs 46 67 (58–76) vs 75 (60–83) 25/23 vs 25/21 6
Sabbagh 2013 France RS Left colon 48 vs 39 69.73 (13.31) vs 74.89 (13.61) 29/19 vs 20/19 6
Sloothaak 2014 The Netherlands RCT Colon 26 vs 32 67 (60–67) vs 70 (61–79) 12/14 vs 18/14 3
Veld 2019 The Netherlands RS Left colon 121 vs 121 70.1 (12.1) vs 69.8 (11.0) 73/48 vs 72/29 8
Yang 2019 South Korean RS Colon 182 vs 71 65.2 (12.4) vs 63.9 (14.9) 107/75 vs 42/29 6
  1. NOS for PS and RS, Jadad for RCT
  2. RS retrospective studies, RCT randomized controlled trials, PS prospective studies, SEMS self-expanding metal stents, ES emergency surgery