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Table 2 Association of polymorphisms in XRCC1 and the risk of acute oral mucositis

From: XRCC1 codon 399Gln polymorphism is associated with radiotherapy-induced acute dermatitis and mucositis in nasopharyngeal carcinoma patients

  Mucositis   
Genotype Grade 1–2 Grade 3 OR (95% CI) p value
XRCC1 (194Arg/Trp)     
Arg/Arg (wild-type) 31 24 1.00 (ref)  
Arg/Trp 33 19 0.744 (0.342–1.62) 0.454
Trp/Trp 2 5 NC NC
XRCC1 (399Arg/Gln)     
Arg/Arg (wild-type) 40 23 1.00 (ref)  
Arg/Gln 19 23 2.11 (0.951–4.66) 0.065
Gln/Gln 7 2 NC NC
  1. Abbreviations: ref = reference; NC = not calculated; OR = Odds ratio; CI = confidence interval.