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Table 1 Characteristics of studies included in the meta-analysis

From: A meta-analysis of comparison of proximal gastrectomy with double-tract reconstruction and total gastrectomy for proximal early gastric cancer

Author, year

Country

Surgical procedures

Patients, n

Follow-up (months)

Oncological outcomes

NOS

PG-DT

TG

PG-DT

TG

PG-DT

TG

PG-DT

TG

Cho et al, 2018

Korea

Laparoscopic /Robotic

Laparoscopic /Robotic

38

42

24

100%

100%

8

Furukawa et al, 2018

Japan

Laparoscopic

Laparoscopic

27

48

30

48.5

100%

100%

8

Jung et al, 2017

Korea

Laparoscopic

Laparoscopic

92

156

12–24

100%

98%

9

Kim et al, 2016

Korea

Laparoscopic

Laparoscopic

17

17

18

100%

100%

8

Nomura et al, 2018

Japan

Laparoscopic

Laparoscopic

15

30

12

100%

100%

7

Park et al, 2018

Korea

Laparoscopic

Laparoscopic

46

34

24

100%

98%

8

Sugiyama et al, 2018

Japan

Laparoscopic

Laparoscopic

10

20

6–12

100%

100%

8

  1. PG-DT, Proximal gastrectomy with double tract reconstruction; TG, Total gastrectomy;
  2. NOS, Quality Assessment based on Newcastle-Ottawa Scale