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Table 1 QTL statistics for analysis of two traits in a 325-line doubled-haploid rice population with 10% simulated missing data, estimated by several approaches.

From: Multiple-trait quantitative trait locus mapping with incomplete phenotypic data

Method

Position (cM)

LOD

Additive effect

   

Sheath blight

Heading days

EM

21

4.47

-0.38

0.80

CaD

24

3.07

-0.33

0.70

MS

22

3.76

-0.32

0.66

CMS

16

4.41

-0.55

0.59

CoD

21

6.58

-0.44

1.06

  1. Key EM: EM algorithm; CaD: casewise deletion; MS: mean substitution; CMS: conditional mean substitution; CoD: complete data analysis.