Table 1 Empirical type I error rates and powers of HT, oPC (k0.8), SSU, SKAT, mCPC (k0.8) and tCPC for Constant correlations.

From: Power Calculation of Multi-step Combined Principal Components with Applications to Genetic Association Studies

40.5 cmType

ρ

β 1

p

q

HT

oPC (0.8)

SSU

SKAT

mCPC (k0.8)

tCPC

40.1 cmI 40.5 cm error

0.20

0

0.20

0.20

0.047

0.047

0.044

0.048

0.044

0.048

0.50

0

0.20

0.20

0.051

0.052

0.043

0.049

0.051

0.045

0.80

0

0.20

0.20

0.053

0.049

0.051

0.052

0.050

0.051

0.95

0

0.20

0.20

0.046

0.053

0.049

0.052

0.047

0.047

0.20

ln 1.6

0.05

0.30

0.448

0.054

0.140

0.446

0.610

0.404

0.20

ln 1.4

0.20

0.20

0.754

0.736

0.772

0.762

0.700

0.766

0.20

ln 1.4

0.30

0.05

0.884

0.922

0.996

0.886

0.856

0.996

0.50

ln 1.6

0.05

0.30

0.450

0.106

0.288

0.430

0.524

0.496

40.8 cm Power

0.50

ln 1.4

0.20

0.20

0.724

0.756

0.810

0.816

0.702

0.856

0.50

ln 1.4

0.30

0.05

0.886

0.928

0.996

0.894

0.874

0.988

0.80

ln 1.6

0.05

0.30

0.450

0.144

0.352

0.440

0.456

0.528

0.80

ln 1.4

0.20

0.20

0.740

0.778

0.918

0.918

0.754

0.924

0.80

ln 1.4

0.30

0.05

0.872

0.942

0.984

0.818

0.910

0.964

0.95

ln 1.6

0.05

0.30

0.484

0.246

0.300

0.368

0.500

0.520

0.95

ln 1.4

0.20

0.20

0.736

0.940

0.972

0.972

0.924

0.948

0.95

ln 1.4

0.30

0.05

0.880

0.996

0.962

0.684

0.988

0.920