TABLE 2.

Power to detect three-way interactions (1 − β*) and proportion of false positives (PFP) using the four-step genome scan for different mating designs to establish recombinant inbred lines (RIL): nested (NAM), diallel (DAM), single round robin (SRR), and distance-based (DB) designs

			4 QTL		12 QTL
Mating design	No. RIL	Criterion	h2 = 0.5	h2 = 0.8	h2 = 0.5	h2 = 0.8
NAM	5000	1 − β*	0.28	0.33	0.18	0.29
		PFP	0.54	0.64	0.29	0.41
DAM4875	4875	1 − β*	0.44	0.54	0.30	0.54
		PFP	0.44	0.46	0.16	0.30
SRR	4888	1 − β*	0.29	0.38	0.24	0.34
		PFP	0.56	0.51	0.26	0.47
DB75 × 65	4875	1 − β*	0.38	0.41	0.29	0.49
		PFP	0.47	0.63	0.19	0.37
DB125 × 39	4875	1 − β*	0.45	0.56	0.31	0.54
		PFP	0.39	0.56	0.19	0.35
DB195 × 25	4875	1 − β*	0.45	0.58	0.32	0.57
		PFP	0.45	0.64	0.17	0.34
NAM and DAM900	5900	1 − β*	0.40	0.60
		PFP	0.47	0.51
NAM and DB25 × 36	5900	1 − β*	0.27	0.33
		PFP	0.52	0.64
NAM and DB50 × 18	5900	1 − β*	0.38	0.53
		PFP	0.46	0.58
NAM and DB100 × 9	5900	1 − β*	0.42	0.60
		PFP	0.46	0.51
NAM and DB150 × 6	5900	1 − β*	0.39	0.57
		PFP	0.46	0.59