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Table 1 Genotype and allele frequencies of IFN-γ (874A/T) polymorphism in OLP patients and matched controls

From: Association of genetic polymorphisms in interferon-γ, interleukin-6 and transforming growth factor-β1 gene with oral lichen planus susceptibility

Genotypes/Allele

OLP (N = 42)

Control (N = 195)

P- value

RR

EFb/PF

N

%

N

%

AA

2

4.76

49

25.13

0.003a

0.149

0.182

AT

27

64.29

91

46.66

0.04a

2.057

0.117b

TT

13

30.95

55

28.21

0.71

1.141

0.023b

AT + TT

40

95.24

146

74.87

0.003a

6.712

0.183b

A-allele

31

36.90

189

48.46

0.07

0.622

0.070

T-allele

53

63.10

201

51.54

0.07

1.607

0.078b

  1. N number of subjects, RR relative risk, EF = etiological fraction, PF preventive fraction
  2. astatistically significant
  3. bdata for EF
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BMC Oral Health

ISSN: 1472-6831

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