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Table 2 Correlation between Autosomal Dominant (AD) pattern of geneticCYP2E1 gene and NPC phenotype

From: Cytochrome P450 2E1 polymorphism and nasopharyngeal carcinoma development in Thailand: a correlative study

CYP2E1

Frequency

RR (AD)

95%CI

 

Cases

Controls

  

Total

    

+ / +

138

189

1.00

 

+ / - and - / -

79

108

1.00

0.68 - 1.47

Thai

    

+ / +

93

70

1.00

 

+ / - and - / -

39

29

1.01

0.55 - 1.87

Chinese

    

+ / +

27

43

1.00

 

+ / - and - / -

29

55

0.84

0.41 - 1.71

  1. +, The allele could be digested with RsaI enzyme -, The allele could not be digested with RsaI enzyme