This dataset, danish_lung_incidence_df, is a data frame containing counts of incident lung cancer cases and population size in four neighbouring Danish cities by age group from 1968 to 1971.
Usage
data(danish_lung_incidence_df)Format
A data frame with 24 observations and 4 variables:
- city
City of observation (factor with 4 levels)
- age
Age group (factor with 6 levels)
- pop
Population size (integer)
- cases
Number of incident lung cancer cases (integer)
Details
The dataset name has been kept as 'danish_lung_incidence_df' to avoid confusion with other datasets in the R ecosystem. This naming convention helps distinguish this dataset as part of the PulmoDataSets package. The suffix 'df' indicates that this is a data frame object. The original content has not been modified in any way.