Table 2

XRCC1 genotypes and allele frequency among controls and cases

GenotypeGln allele frequency (%)
Arg/ArgArg/GlnGln/Gln
Control81 (60.0)a48 (35.6)6 (4.4)22.2
Case100 (52.1)75 (39.1)17 (8.8)28.4
 SQb51 (46.0)46 (41.4)14 (12.6)c33.3
 ADd28 (59.6)17 (36.2)2 (4.2)22.3
 SMe21 (61.8)12 (35.3)1 (2.9)20.6
  • a Numbers in parenthesis, percentage.

  • b Squamous cell carcinoma.

  • c P = 0.02, control versus squamous cell carcinoma.

  • d Adenocarcinoma.

  • e Small cell carcinoma.