Table 3.

Relative bladder cancer risk estimates for ratio of telomerase activity

Ratio of telomerase activity (γ-radiation/baseline)Cases n (%)Controls n (%)OR (95% CI)*
By 75th percentile value
    Low24 (47.06)39 (76.47)1 (Reference)
    High27 (52.94)12 (23.53)3.62 (1.38-9.51)
By quartiles
    1st + 2nd Quartiles11 (21.57)26 (50.98)1 (Reference)
    3rd Quartile13 (25.49)13 (25.49)2.04 (0.68-6.11)
    4th Quartile27 (52.94)12 (23.53)5.25 (1.64-16.79)
    PtrendP = 0.005
  • Abbreviations: OR, odds ratio; 95% CI, 95% confidence interval.

  • * Adjusted by age, gender, and smoking status.