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Table 2 Mean LOD scores for the three tests summarized from 100 replicates

From: Identifying single-nucleotide polymorphisms responsible for the linkage signal of rheumatoid arthritis on chromosome 6 by joint modeling of linkage and association

 

Test for linkage

Test for association in the presence of linkage

Test for other linked variants

Models compared

LE vs. BM

GM vs. LE

GM vs. LD

d.f.

4 - 1 = 3

5 - 4 = 1

5 - 3 = 2

SNP6_153

  

With flanking markers

Without flanking markers

   ASPs+controls

 

705.3

(range: 653.1–763.0)

7.8

(range: 2.2–17.9)

(powera: 100%)

6.8

(range: 1.8–15.5)

(power: 100%)

   ASPs

132.3

(range: 105.9–152.9)

441.9

(range: 401.3–485.8)

4.1

(range: 0.8–12.6)

(power: 94%)

1.7

(range: 0.0–5.3)

(power: 53%)

SNP6_162

    

   ASPs+controls

 

44.4

(range: 30.0–62.2)

59.1

(range: 39.5–81.1)

(power: 100%)

2.0

(range: 0.0–6.3)

(power: 63%)

   ASPs

9.1

(range: 3.4–15.8)

27.8

(range: 14.8–41.3)

58.9

(range: 39.7–81.0)

(power: 100%)

1.8

(range: 0.0–6.1)

(power: 55%)

  1. aPower based on significance level of 0.05 and asymptotic chi-square distribution.