Table 5.

Power analysis referring to a family-based design for common variants with low penetrance under an additive model.

Allele frequency	Penetrance			Power
	AA	AB	BB
0.2	0.0	0.2	0.4	0.483
0.3	0.0	0.2	0.4	0.689
0.4	0.0	0.2	0.4	0.800
0.5	0.0	0.2	0.4	0.855
0.6	0.0	0.2	0.4	0.899
0.7	0.0	0.2	0.4	0.902
0.2	0.0	0.15	0.3	0.351
0.3	0.0	0.15	0.3	0.511
0.4	0.0	0.15	0.3	0.637
0.5	0.0	0.15	0.3	0.730
0.6	0.0	0.15	0.3	0.795
0.7	0.0	0.15	0.3	0.735
0.2	0.0	0.1	0.2	0.202
0.3	0.0	0.1	0.2	0.277
0.4	0.0	0.1	0.2	0.396
0.5	0.0	0.1	0.2	0.477
0.6	0.0	0.1	0.2	0.488
0.7	0.0	0.1	0.2	0.505