Fig. 4From: Genotype distribution-based inference of collective effects in genome-wide association studies: insights to age-related macular degeneration disease mechanismQuantile-quantile plot of interaction p-values. a Distributions for interactions among m=20 SNPs randomly selected from genome-wide data. b Distributions for interactions among 20 SNPs with high association (Fig. 3 d) and a larger set (m=96; Fig. 6). See Additional file 8: Figure S7 for pairwise (PW) results for m=96Back to article page