Table 7 Power of the study with different odds ratios under the allele model.

From: Polymorphisms of cytokine genes and tuberculosis in two independent studies

SNPs

Power in Han

Power in Tibetan

MAF

OR = 2

OR = 3

OR = 4

MAF

OR = 2

OR = 3

OR = 4

IL1B

rs1143634

0.02

0.81

0.99

1

0.03

0.92

1

1

rs16944

0.48

1

1

1

0.42

1

1

1

rs1143623

0.41

1

1

1

0.48

1

1

1

IL6

rs17147230

0.44

1

1

1

0.48

1

1

1

rs1800795

0.002

0.15

0.34

0.55

0.002

0.15

0.34

0.55

rs2069837

0.17

1

1

 

0.26

1

1

1

TNF

rs1799964

0.17

1

1

1

0.22

1

1

1

rs1800630

0.16

1

1

1

0.18

1

1

1

rs1799724

0.14

1

1

1

0.16

1

1

1

rs1800629

0.07

0.99

1

1

0.02

0.80

0.99

1

rs361525

0.02

0.81

0.99

1

0.04

0.97

1

1

  1. SNP, single nucleotide polymorphism; TB, tuberculosis; OR, odds ratio; MAF, minor allele frequency.