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Table 4 Power, RMSE of the QTL location and proportion of estimated QTL locations at marker locations according to the marker density under H1

From: Statistical properties of interval mapping methods on quantitative trait loci location: impact on QTL/eQTL analyses

   Number of markers1
  α 2 2 3 5 7 11
Power3 (%) 0.05 62.2 91.6 94.4 96.5 97.5
  0.01 37.2 79.0 85.2 88.9 91.8
RMSE4 (cM) - 16.6 10.5 8.8 7.4 5.7
  0.05 14.9 10.1 8.4 7.2 5.6
  0.01 14.1 9.7 8.0 6.9 5.2
Proportion5 (%) - 19.0 15.4 12.5 11.8 35.0
  0.05 13.0 14.6 11.5 11.5 34.5
  0.01 10.8 13.7 10.7 10.5 34.0
  1. 1The markers were evenly located in a linkage group of 0.6 M.
  2. 2Significance level for the LRT.
  3. 3Power of the QTL detection at significance level α in a population of 300 progeny.
  4. 4RMSE of the estimated QTL location, the true QTL being located at 0.07 M on a 0.6 M linkage group.
  5. 5Proportion of QTL located at a marker location.