Apolipoprotein E ε4 Polymorphism as a Risk Factor for Ischemic Stroke: A Systematic Review and Meta-Analysis

Figure 2

(a–g) Forest plots of the relationships between APOE gene polymorphisms in all studies included. (a) Forest plot of ε2/ε4 vs. ε3/ε3 comparison. (b) Forest plot of ε3/ε4 vs. ε3/ε3 comparison. (c) Forest plot of APOE ε4/ε4 vs. the ε3/ε3 genotype. (d) Forest plot of the APOE ε4 allele vs. ε3 allele. (e) Forest plot of APOE ε4 carriers vs. non-ε4 carriers. (f) Forest plot of APOE ε4/ε4 vs. ε2/ε4. (g) Forest plot of APOE ε4/ε4 vs. ε3/ε4.

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