Skip to main content

Table 1 Baseline characteristics of the enrolled 11 clinical cohort studies

From: Influences of laparoscopic-assisted gastrectomy and open gastrectomy on serum interleukin-6 levels in patients with gastric cancer among Asian populations: a systematic review

First author Year Country Sample Size Gender (M/F) Age (years) Method
LAG OG LAG OG LAG OG
Choi YB [17] 2002 Japan 10 10 7/3 9/1 58.7 (33 ~ 80) 60.4 (25 ~ 78) ELISA
Hayashi H [18] 2005 Japan 14 14 9/5 13/1 56 (47 ~ 70) 62 (49 ~ 75) ELISA
Jung IK [34] 2008 Korea 10 10 4/6 9/1 54.8 ± 16.1 62.9 ± 6.6 ELISA
Shao WX [30] 2009 China 47 47 31/16 30/17 57.7 (26 ~ 77) 57.0 (28 ~ 76) ELISA
Chen XZ [5] 2011 China 15 15 12/3 12/3 52.3 ± 12.2 54.3 ± 12.3 ELISA
Park JY [35] 2012 Korea 120 30 65/55 18/12 55 (45 ~ 64) 50 (45 ~ 54) ELISA
Huang X [29] 2012 China 30 30 21/9 23/7 56 58 ELISA
Zhou B [33] 2012 China 45 45 24/21 25/20 51.8 ± 10.6 50.1 ± 11.4 ELISA
Chen Z [28] 2013 China 36 36 19/17 21/15 52.6 ± 4.2 53.2 ± 4.8 ELISA
Xia YB [31] 2013 China 55 59 33/22 39/20 54.0 ± 3.2 52.7 ± 1.8 ELISA
Yin ZW [32] 2014 China 45 44 29/16 33/11 55.9 ± 8.5 56.1 ± 7.9 ELISA
  1. M male; F female; ELISA enzyme-linked immune sorbent assay; LAG laparoscopic-assisted gastrectomy; OG open gastrectomy.