Prognostic value of alcohol consumption and some other dietary habits for survival in a cohort of Chinese men with lung cancer

Table 2 Risk of lung cancer death in Chinese men in relation to the levels of alcohol consumption and dietary habits

Component	No. of cases	Unadjusted HR	95% CI	Adjusted HR^c	95% CI
Alcohol ^a
Never	391	1.00		1.00
Ever	661	0.85	0.74–0.98	0.83	0.70–0.98
Occasional	289	0.83	0.71–0.97	0.82	0.68–0.97
Frequent	372	0.96	0.81–1.13	0.91	0.73–1.14
Preserved/fried food ^b
Occasional	768	1.00		1.00
Frequent	284	1.06	0.91–1.23	1.20	1.00–1.42
Fruits/vegetables ^b
Occasional	667	1.00		1.00
Frequent	385	1.00	0.87–1.15	0.86	0.72–1.02
Meat ^b
Occasional	941	1.00		1.00
Frequent	111	1.11	0.89–1.38	1.27	0.98–1.64

HR hazard ratio, CI confidence interval
^a Ever consumer: consumed alcoholic beverages in the year before cancer diagnosis; this group includes occasional and frequent consumer groups. Occasional consumer: 1–3 days/week; frequent consumer: ≥4 days/week
^b Occasional consumer: <1 serving/day; frequent consumer: ≥1 serving/day
^c Adjusted for district of residence, age at diagnosis, body mass index, cancer history in first-degree relatives, education level, family income, stage at diagnosis, smoking status, smoking pack-years, and treatment

ISSN: 2523-3548