| alcohol_lc | R Documentation | 
The dataset reports the summarized dose-response results from four prospective studies on the relation between alcohol intake and lunger cancer.
A data frame with 20? observations on the following 7 variables:
| id | label for author's names (id variable). | 
| type | code for study design. | 
| dose | assigned dose levels. | 
| cases | number of cases for each exposure level. | 
| peryears | amount of person-time for each exposure level. | 
| logrr | natural logarithm of the adjusted "relative risks". | 
| se | standard error for the logarithm of the adjusted "relative risks". | 
Alessio Crippa, <alessio.crippa@ki.se>
Orsini, N., Li, R., Wolk, A., Khudyakov, P., Spiegelman, D. (2012). Meta-analysis for linear and nonlinear dose-response relations: examples, an evaluation of approximations, and software. American journal of epidemiology, 175(1), 66-73.
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