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. 2019;20(5):1321–1327. doi: 10.31557/APJCP.2019.20.5.1321

Table 2.

Association of Dietary Intake Ratio of n-3/n-6 Polyunsaturated Fatty Acids with Breast Cancer Risk in Western and Asian Countries

Countries Number of studies Pooled RR (95% CI) Heterogeneity Bias publication
I2 p Begg’s test Egger’s test
Western 10 0.98 (0.91-1.06) 57.00% 0.013 0.009 <0.001
Asian 3 1.18 (0.94-1.47) 47.20% 0.151 0.117 0.24

RR, Relative Risk; CI, Confidence Interval; I2 , Significant Heterogenity >50%; p <0.05 considered statistically significant