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Table 2 Distribution of three DNA repair genes for cases and controls

From: Polymorphisms of the XRCC1, XRCC3, & XPDgenes, and colorectal cancer risk: a case-control study in Taiwan

Polymorphism Cases, n (%) Control, n (%) OR (95% CI) a
XRCC1 Arg399Gln    
   Arg/Arg 407 (56.7) 384 (52.7) 1.00
   Arg/Gln 260 (36.2) 291 (39.9) 0.84 (0.67–1.07)
   Gln/Gln 51 (7.1) 54 (7.4) 0.82 (0.53–1.25)
   Missing 9 7  
   With Glnb 311 (43.3) 345 (47.3) 1.00
   Arg/Arg 407 (56.7) 384 (52.7) 1.18 (0.96–1.45)
XRCC3 Thr241Met    
   Thr/Thr 660 (91.5) 658 (89.7) 1.00
   Thr/Met 60 (8.3) 74 (10.1) 0.83 (0.56–1.21)
   Met/Met 1 (0.1) 2 (0.3) 0.50 (0.05–5.51)
   Missing 6 2  
   With Metc 61 (8.5) 76 (10.4) 1.00
   Thr/Thr 660 (91.5) 658 (89.7) 1.25 (0.88–1.79)
XPD Lys751Gln    
   Lys/Lys 602 (84.0) 631 (86.3) 1.00
   Lys/Gln 112 (15.6) 96 (13.1) 1.29 (0.94–1.76)
   Gln/Gln 3 (0.4) 4 (0.6) 0.81 (0.18–3.62)
   Missing 10 5  
   Lys/Lys 602 (84.0) 631 (86.3) 1.00
   With Glnd 115 (16.0) 100 (13.7) 1.20 (0.90–1.61)
  1. a: ORs and 95% CIs were estimated from unconditional logistic regressions, controlling for age and gender
  2. b: Arg/Gln+ Gln/Gln
  3. c: Thr/Met+ Met/Met
  4. d: Lys/Gln+ Gln/Gln