This dataset, OASIS_cross_tbl_df, is a tibble containing a cross-sectional collection of MRI data from 436 individuals aged 18 to 96, obtained as part of the Open Access Series of Imaging Studies (OASIS). For each subject, 3 or 4 T1-weighted MRI scans acquired during a single scanning session are included. All participants are right-handed and include both men and women. Among the subjects over the age of 60, 100 have been clinically diagnosed with very mild to moderate Alzheimer’s disease (AD).
data(OASIS_cross_tbl_df)A tibble with 436 observations and 12 variables:
Subject identifier (character)
Sex of the participant (character)
Handedness of the participant (character)
Age in years (numeric)
Years of education (numeric)
Socioeconomic status score (numeric)
Mini-Mental State Examination score (numeric)
Clinical Dementia Rating score (numeric)
Estimated total intracranial volume (numeric)
Normalized whole-brain volume (numeric)
Atlas scaling factor (numeric)
Inter-scan interval in days (character)
The dataset name has been kept as OASIS_cross_tbl_df to avoid confusion with other datasets in the R ecosystem. This naming convention helps distinguish this dataset as part of the NeuroDataSets package and assists users in identifying its specific characteristics. The suffix tbl_df indicates that the dataset is a tibble (a modern data frame). The original content has not been modified in any way. Variable names and values are provided exactly as they appear in the source.