TABLE 3

Estimates of QTL parameters and empirical powers (α = 0.05) under different levels of heritability of the QTL

Methodhq2cMAEmbedded Image Embedded Image Embedded Image Power (%)
Fixed model0.1028.06 (15.23)0.066 (0.061)0.060 (0.049)0.925 (0.057)73
0.2024.99 (4.65)0.130 (0.074)0.142 (0.144)0.931 (0.057)97
0.3025.52 (5.11)0.220 (0.128)0.199 (0.224)0.925 (0.060)98
Random model0.1028.30 (15.91)0.064 (0.057)0.059 (0.057)0.971 (0.061)73
0.2025.26 (4.46)0.123 (0.067)0.144 (0.154)0.977 (0.063)96
0.3025.52 (5.23)0.231 (0.132)0.267 (0.614)0.969 (0.067)100
  • Standard errors of the estimates, given in parentheses, are calculated by the standard deviations among 100 replicated simulations. Embedded Image , proportion of total phenotypic variance explained by the QTL.