Meta-Analysis
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Nov 7, 2014; 20(41): 15398-15412
Published online Nov 7, 2014. doi: 10.3748/wjg.v20.i41.15398
Table 2 Summary relative risk for various cancer sites or different geographical regions and incremental estimates for 20-g/d increment of fish consumption
Cancer sitesregionsCorrespondingRR (95%CI) for cancerHeterogeneity test
RR for 20 g/dIncrement of fish
Q valueP valueI2(%)
Total0.93 (0.88-0.98)80.140.00067.60.98 (0.96-1.01)
Total male0.95 (0.87-1.02)13.970.08242.8
Total female0.96 (0.89-1.03)27.600.00171.0
Low consumption0.94 (0.89-0.99)50.290.00348.3
High consumption0.91 (0.84-0.97)70.270.00063.0
ColorectumTotal0.93 (0.87-0.99)53.850.00064.70.99 (0.97-1.01)
Low consumption0.95 (0.91-0.98)13.120.8320.0
High consumption0.91 (0.82-0.99)55.500.00065.8
ColonTotal0.95 (0.91-0.98)10.530.16033.5
Low consumption0.97 (0.92-1.02)3.150.8710.0
High consumption0.90 (0.81-0.99)12.650.08144.7
RectumTotal0.85 (0.75-0.95)16.660.02058.0
Low consumption0.86 (0.80-0.93)3.320.8530.0
High consumption0.85 (0.70-0.99)17.530.01460.1
EsophagusTotal0.91 (0.83-0.99)2.430.29717.6
Low consumption0.90 (0.79-1.02)0.430.8070.0
High consumption0.95 (0.73-1.17)4.710.09557.5
StomachTotal1.04 (0.97-1.10)5.940.4300.01.03 (1.00-1.05)
Low consumption1.02 (0.94-1.11)6.750.34411.1
High consumption1.06 (0.96-1.17)3.060.8020.0
LiverTotal0.71 (0.38-1.03)29.040.00093.10.89 (0.84-0.94)
Low consumption0.73 (0.34-1.13)23.750.00091.6
High consumption0.71 (0.48-0.95)6.600.03769.7
PancreasTotal1.07 (0.96-1.17)19.490.01259.01.02 (0.96-1.08)
Low consumption1.05 (0.93-1.17)15.380.05248.0
High consumption1.04 (0.96-1.11)8.730.3668.4
Asia0.98 (0.81-1.15)49.490.00087.9
Europe0.94 (0.86-1.01)16.860.05146.6
North America0.88 (0.81-0.97)19.730.01159.5