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Table 3 Mean χ2 statistics (μ-χ2) and power (at a nominal p) of QTDT, QTLD, and MG

From: A comparative study of three methods for detecting association of quantitative traits in samples of related subjects

  

μ-χ2 (SD)

p= 5%

p= 0.1%

SNP symbol

Trait

QTDT

QTLD_S

MG_S

QTDT

QTLD_S

MG_S

QTDT

QTLD_S

MG_S

α4

HDL

17.88 (6.28)

27.18 (11.51)

27.88 (11.55)

100%

91%

91%

89%

91%

91%

 

HDL_Diet

17.87 (6.28)

27.17 (11.51)

27.88 (11.54)

100%

92%

92%

91%

92%

92%

α2

HDL

1.38 (1.35)

3.56 (2.59)

8.62 (5.05)

7%

46%

83%

0%

1%

34%

 

HDL_Diet

1.38 (1.35)

3.56 (2.59)

8.62 (5.05)

7%

46%

83%

0%

1%

34%

δ1

HDL

7.13 (3.80)

9.77 (4.48)

16.90 (6.00)

80%

95%

99%

15%

35%

92%

 

HDL_Diet

7.13 (3.80)

9.76 (4.48)

16.89 (6.00)

80%

95%

99%

15%

35%

91%

α4

TG

2.21 (2.46)

5.88 (4.67)

9.92 (6.31)

16%

59%

83%

2%

11%

43%

 

TG_Diet

2.21 (2.35)

6.01 (4.6)

10.19 (6.07)

22%

62%

86%

2%

14%

46%

 

TG_Rob

3.35 (3.16)

4.67 (4.11)

12.67 (6.34)

33%

46%

94%

3%

10%

58%

δ1

TG

3.11 (2.87)

7.97 (5.29)

12.13 (6.16)

28%

78%

92%

2%

26%

52%

 

TG_Diet

3.11 (2.87)

8.04 (5.42)

12.28 (6.22)

32%

77%

92%

3%

26%

54%

 

TG_Rob

5.15 (3.58)

7.46 (4.64)

17.46 (7.04)

57%

75%

95%

11%

21%

86%