Table 4.

Simulated power of the genotypic TDT and the score test. The power was determined assuming either an additive or a dominant mode of inheritance and based on 10⁵ simulated data sets consisting of the number of trios summarized in Table 2 for each of the settings in Table 2.

		Genotypic TDT		Score Test
RR	MAF	Additive	Dominant	Additive	Dominant
1.05	0.01	0.801	0.801	0.800	0.800
	0.10	0.799	0.798	0.800	0.802
	0.20	0.801	0.800	0.799	0.799
	0.50	0.801	0.800	0.800	0.799
1.20	0.01	0.800	0.800	0.801	0.801
	0.10	0.801	0.799	0.799	0.800
	0.20	0.799	0.798	0.798	0.801
	0.50	0.799	0.801	0.799	0.800
1.30	0.01	0.800	0.800	0.800	0.800
	0.10	0.798	0.802	0.799	0.798
	0.20	0.799	0.800	0.801	0.798
	0.50	0.800	0.800	0.798	0.800
1.40	0.01	0.800	0.798	0.800	0.801
	0.10	0.800	0.798	0.800	0.800
	0.20	0.799	0.799	0.800	0.800
	0.50	0.802	0.800	0.799	0.801
1.50	0.01	0.800	0.803	0.798	0.799
	0.10	0.798	0.799	0.800	0.801
	0.20	0.797	0.800	0.802	0.798
	0.50	0.798	0.800	0.798	0.798