This dataset, alzheimer_smoking_df, is a data frame containing case-control data from a study examining the association between smoking and Alzheimer's disease. The study included 538 participants with information on smoking status, disease classification, and gender.
Usage
data(alzheimer_smoking_df)Format
A data frame with 538 observations and 3 variables:
- smoking
Factor: Smoking status of participants (4 levels)
- disease
Factor: Disease classification including Alzheimer's diagnosis (3 levels)
- gender
Factor: Participant's gender (2 levels)
Source
Data taken from the coin package version 1.4-3. Original study: Salib, E. and Hillier, V. (1997). A case-control study of smoking and Alzheimer's disease. International Journal of Geriatric Psychiatry 12: 295-300.
Details
The dataset name has been kept as 'alzheimer_smoking_df' to avoid confusion with other datasets in the R ecosystem. This naming convention helps distinguish this dataset as part of the NeuroDataSets package. The suffix 'df' indicates that the dataset is a data frame. The original content has not been modified.