Table 1 Summary of different R2 statistics for the linear mixed model

From: Variation explained in mixed-model association mapping

R2 statistics

Theoretical basis

Formula

References

R LR 2

Likelihood ratio

(Magee, 1990)

R W 2

Wald statistic

(Buse, 1973)

  

(Kramer, 2005)

r c

Concordance correlation

(Vonesh et al., 1996)

P rand

Penalized quasi-likelihood function

(Zheng, 2000)

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  2. LogLM denotes the logarithm of maximum likelihood of the model of interest and LogL0 for the intercept-only model.
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