Smoking and Lung Cancer (IV)

Number of smokers in a case-control study.

Usage

data(Smoking_DollHill1950)

Format

The format is: table [1:6, 1:2, 1:2] 2 33 250 196 136 32 27 55 293 190 ... - attr(*, "dimnames")=List of 3 ..$ Smoking : chr [1:6] "Nonsmoker" "1-" "5-" "15-" ... ..$ Diagnosis: chr [1:2] "Lung cancer" "Other" ..$ Sex : chr [1:2] "Male" "Female"

Details

This is Table V from Doll and Hill (1950).

Source

Richard Doll and A. Bradford Hill (1950), Smoking and Carcinoma of the Lung, British Medical Journal, 2, 739-748

References

Richard Doll (1998), Uncovering the effects of smoking: historical perspective. Statistical Methods in Medical Research, 7(87), 87-117