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Table 1 Basic characteristics of included studies

From: Effects of reconstruction techniques after proximal gastrectomy: a systematic review and meta-analysis

Authors Nationality year Design Groups Number of patients
wright et al. [23] Scotland 1987 RS JI 30
Kameyama et al. [19] Japan 2004 RC JI/JPI 13/59
Senmaru et al. [24] Japan 1999 RC JI/JPI 12/12
Isobe et al. [25] Japan 2014 RC EG/JI/JPI 66/23/12
kazuhiro et al. [26] Japan 1998 RC EG/JI 11/14
Adachi et al. [27] Japan 1999 RC JI 16/14
kondoh et al. [28] Japan 2006 RS EG 10
Yasuda et al. [29] Japan 2015 RC EG/JI 25/21
zhao et al. [21] China 2014 RS JI 35
Ahn et al. [30] Japan 2014 RS DTR 43
Kim et al. [31] Korea 2016 RS DTR 27
Zhang et al. [22] China 2018 RS EG 62
Kamitaka et al. [32] Japan 2017 RS DTR 10
Nomura et al. [17] Japan 2019 PS DTR/JI 15/15
Sugiyama et al. [33] Japan 2018 RS DTR 10
Tokunaga et al. [34] Japan 2008 RS EG/JI 49/58
Ohashi et al. [35] Japan 2015 RS JI 65
Tanaka et al. [32] Japan 2017 RS DTR 10
Aburatani et al. [36] Japan 2017 RS DTR/EG 19/22
Yang et al. [37] Korea 2016 RS DTR 16
Nakmura et al. [38] Japan 2014 RS EG/JI/JPI 65/25/12
Hong et al. [39] China 2015 RS DTR 21
Katai et al. [14] Japan 2010 RS JI 128
Masuzawa [40]. Japan 2013 RS EG/JI 49/32
Takayama [41]. Japan 2018 RS JI 32
Kano et al. [42] Japan 2019 RS DFR 51
Koruda et al. [20] Japan 2019 RS DFR 464
Omori et al. [43] Japan 2017 RS DFR 32
Saeki et al. [44] Japan 2018 RS DFR 13