Table 4.

Association between continued drinking and smoking habits postdiagnosis, and mortality during follow-up in a cohort of early stage head and neck cancer patients

Habits during follow-upPerson-yearsAll-cause mortality
No. of deathsRR* (95% CI)RR (95% CI)
Drinking
    Nondrinker (n = 101)451131.01.0
    Transitional drinker (n = 64)31580.86 (0.36, 2.08)0.73 (0.29, 1.86)
    Continuous drinker (n = 73)305202.48 (1.23, 5.02)2.72 (1.20, 6.14)
Cigarette smoking
    Nonsmoker (n = 163)736221.01.0
    Transitional smoker (n = 28)13330.86 (0.26, 2.90)0.36 (0.10, 1.31)
    Continuous smoker (n = 50)206173.30 (1.74, 6.26)1.83 (0.85, 3.94)
  • *Adjusted for age.

  • Adjusted for age, sex, smoking history, educational level, BMI, race, randomization group, history of beer, wine, and liquor consumption, and, as appropriate, smoking or drinking during follow-up.