... 1Montgomery Slatkin1,* A statistic is introduced that relates discoveries made in genome-w atives. The genotype-specific recurrence risk (GSR) is the genotypeThe GSRs can be used for three purposes. =-=(1)-=- They can provide an associated with the disease. (2) They can provide a test of wheth (3) They can be used by genetic counselors to incorporate informa genotype. Under a multiplicative model of disea...