Meta-Analysis
Copyright ©The Author(s) 2015.
World J Gastroenterol. Mar 14, 2015; 21(10): 3085-3092
Published online Mar 14, 2015. doi: 10.3748/wjg.v21.i10.3085
Table 1 Characteristics of studies included in the meta-analysis
Ref.CountryMeanAge (yr)MenNo. of subjects
GERD (+) DM(+)GERD (+) DM(-)GERD (-) DM(+)GERD (-) DM(-)
Yönem et al[19]Turkey42.5750.7%4221790996
Kim et al[15]South Korea46.759.0%119169198719167
Chen et al[20]China62.541.4%281227667134
Tseng et al[17]Taiwan52.356.9%24820184745030
Jansson et al[21]Sweden48.047.0%79274484735893
Chiba et al[14]Japan33.977.6%506781174145
Rubenstein et al[22]United States58.7100.0%5216691460
Ou et al[16]Taiwan51.458.6%602921881500
Hsu et al[18]Taiwan51.746.2%812328584