Meta-Analysis
Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. Jan 28, 2014; 20(4): 1107-1113
Published online Jan 28, 2014. doi: 10.3748/wjg.v20.i4.1107
Table 1 Characteristics of the included studies
Ref.Country of originSample size (M/F, n)Mean/median age (yr)Study quality (points)5-yr OS rate analysisExpression rate
Zhan et al[9]China60 (38/22)56.56/9Reported58.3%
Lu et al[10]China68 (43/25)49.865/9NR52.9%
Isobe et al[11]Japan128 (91/37)67.36/9Reported65.6%
Qiu et al[12]China188 (127/61)576/9Reported54.6%
Oh et al[13]South Korea114 (67/47)595/9NR15.8%
Kolev et al[14]Japan152 (110/42)59.56/9Reported62.5%
Cabuk et al[15]Turkey51 (30/21)634/9NR71%
Sumiyoshi et al[16]Japan216 (148/68)65.25/9NR39.4%/85
Mizokami et al[17]Japan126 (83/41)65.36/9Reported38.9%