Esophageal Cancer
Copyright ©The Author(s) 2003.
World J Gastroenterol. Jul 15, 2003; 9(7): 1390-1393
Published online Jul 15, 2003. doi: 10.3748/wjg.v9.i7.1390
Table 1 Demographic characteristics and NQO1 polymorphism among ESCC, GCA patients and controls
GroupsControl n (%)ESCC n (%)GCA n (%)
Sex
Male109 (66.1)124 (64.3)92 (74.2)
Female56 (33.9)69 (35.7)32 (25.8)
Mean age ± SD (yrs)52 ± 7.1659 ± 8.7360 ± 8.24
Smoking status
Smoker82 (49.7)104 (53.9)68 (59.8)
Non-smoker83 (50.3)89 (46.1)46 (40.2)
Family history of UGIC
Positive086 (44.6)45 (36.3)
Negative165 (100)107 (55.4)79 (63.7)
Genotype
C/C52 (31.5)51 (26.4)40 (32.3)
C/T86 (52.1)92 (47.7)55 (44.3)
T/T27 (16.4)50 (25.9)a29 (23.4)
Allele type
C190 (57.6)194 (50.3)135 (54.4)
T140 (42.4)192 (49.7)b113 (45.6)
Table 2 Relative risk of the NQO1 C609T homogenous null for ESCC and GCA development
GroupsNQO1 genotype
aOR (95%CI)d
C/C+C/T n (%)T/T n (%)
Healthy controls138 (83.6)27 (16.4)
ESCC patient143 (74.1)50 (25.9)a1.78 (1.04-2.98)
Family history of UGIC
Positive60 (69.8)26 (30.2)b2.20 (1.18-3.98)
Negative83 (77.6)24 (22.4)1.46 (0.79-2.63)
GCA patient95 (76.6)29 (23.4)1.44 (0.86-2.30)
Family history of UGIC
Positive30 (66.7)15 (33.3)c2.55 (1.21-5.23)
Negative65 (82.3)14 (17.7)1.10 (0.80-1.34)