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Table 3 Allele and genotype frequencies of TGF-β1 (509C/T) polymorphism in OLP and controls

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

Genotype/allele

OLP (N = 42)

Control (N = 195)

P-value

N

%

N

%

CC

11

26.19

40

20.51

0.41

CT

27

64.29

115

58.98

0.60

TT

4

9.52

40

20.51

0.12

C-containing

38

90.48

155

79.49

0.12

C-allele

49

58.33

195

50

0.18

T-allele

35

41.67

195

50

0.18

  1. N number of subjects