benichou: Data in table 1 in Benichou (1991) from study of esophageal
cancer (Tuyns, et al.)
Description
Data in table 1 in Benichou (1991) from study of
esophageal cancer (Tuyns, et al.)
Arguments
Format
A data frame with 975 subjects and 8 variables.
cases
Esophageal cancer indicator (1=case, 0=control).
age
Subject age in years.
smoke
Quantity of tobacco smoked per day. (0-9g/day,
10-29g/day, or 30+g/day)
alcohol
Quantity of alcohol consumed per day
(0-39g/day,
120+g/day, 40-79g/day, or 80-119g/day)
alcohol80
Quantity of alcohol consumed per day
(0-79g or 80+g)
smoke.alc
Is set to 'Exposed'
if subject was consumed more than 40+g of alcohol and
10+g of tobacco per day.
alcohol40
Quantity of alcohol consumed per day
(0-39g or 40+g)
smoke10
Quantity of tobacco consumed per day
(0-9g or 10+g)
References
Benichou, J. (1991) Methods of adjustment for estimating
the attributable risk in case-control studies: a review
Statistics in Medicine 10:1753-1773. Tuyns AJ, Pequignot
G, Jensen OM. Esophageal cancer in Ille-et-Vilaine in
relation to levels of alcohol and tobacco consumption.
Risks are multiplying. Bull Cancer. 1977;64(1):45-60.