This dataset, mriCardioVars_tbl_df, is a tibble containing MRI and clinical data from 735 elderly participants in a U.S. observational study of cardiovascular and cerebrovascular disease incidence. It includes 30 variables covering demographic, clinical, and imaging measures.
Usage
data(mriCardioVars_tbl_df)Format
A tibble with 735 observations and 30 variables:
- ptid
Patient identification number (numeric)
- mridate
MRI date (Date)
- age
Age in years (numeric)
- sex
Sex (character)
- race
Race (character)
- weight
Weight in kg (numeric)
- height
Height in cm (numeric)
- packyrs
Smoking pack-years (numeric)
- yrsquit
Years since quitting smoking (numeric)
- alcoh
Alcohol consumption (numeric)
- physact
Physical activity level (numeric)
- chf
Congestive heart failure status (numeric)
- chd
Coronary heart disease status (numeric)
- stroke
Stroke history (numeric)
- diabetes
Diabetes status (numeric)
- genhlth
General health status (numeric)
- ldl
LDL cholesterol in mg/dL (numeric)
- alb
Albumin level (numeric)
- crt
Creatinine level (numeric)
- plt
Platelet count (numeric)
- sbp
Systolic blood pressure in mmHg (numeric)
- aai
Ankle-arm index (numeric)
- fev
Forced expiratory volume (numeric)
- dsst
Digit Symbol Substitution Test score (numeric)
- atrophy
Brain atrophy measure (numeric)
- whgrd
White matter hyperintensity grade (numeric)
- numinf
Number of brain infarcts (numeric)
- volinf
Volume of brain infarcts (numeric)
- obstime
Observation time (numeric)
- death
Mortality status (numeric)
Details
The dataset name has been kept as 'mriCardioVars_tbl_df' to avoid confusion with other datasets in the R ecosystem. This naming convention helps distinguish this dataset as part of the CardioDataSets package and assists users in identifying its specific characteristics. The suffix 'tbl_df' indicates that the dataset is a tibble. The original content has not been modified in any way.