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Fig. 2 | BMC Medical Genetics

Fig. 2

From: Pilot study indicate role of preferentially transmitted monoamine oxidase gene variants in behavioral problems of male ADHD probands

Fig. 2

Plot of pair-wise linkage disequilibrium (LD) between the polymorphic variants from MAOA and MAOB genes in a. Female ADHD cases; b. Parents of the female ADHD cases. Diamonds without numbers represent D’ values of 1.0; all numbers represent the D’ value expressed as a percentile. D’ is a measure of the frequency of association of alleles at 2 loci

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