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Table 1 Estimatesa of the mean, variance, skewness, and kurtosis of each simulated trait

From: Type I error rates of rare single nucleotide variants are inflated in tests of association with non–normally distributed traits using simple linear regression methods

Distribution

Mean

Variance

Skewness

Kurtosis

Normal

−0.003

1.00

−0.001

3.00

Gamma

59.97

1197.63

1.15

4.97

Log10 gamma

1.70

0.07

−0.62

3.77

RITbgamma

0.0

1.00

0.0

2.98

Q1

41.34

113.36

−0.03

2.99

  1. aThese values are averages over 200 replicates for each trait
  2. bRank-based inverse normal transformation