Heart Disease Processed Data Sets — heart_disease

Detecting the presence of heart disease in patients.

Usage

heart_disease_cl

heart_disease_hu

heart_disease_va

heart_disease_ch

Four data.frames with a varying number of observations that contain the following 14 variables.

age: age in years
sex: sex (1 = male; 0 = female)
cp: chest pain type
- Value 1: typical angina
- Value 2: atypical angina
- Value 3: non-anginal pain
- Value 4: asymptomatic
trestbps: resting blood pressure (in mm Hg on admission to the hospital)
chol: serum cholestoral in mg/dl
fbs: fasting blood sugar > 120 mg/dl (1 = true; 0 = false)
restecg: resting electrocardiographic results
- Value 0: normal
- Value 1: having ST-T wave abnormality (T wave inversions and/or ST elevation or depression of > 0.05 mV)
- Value 2: showing probable or definite left ventricular hypertrophy by Estes' criteria
thalach: maximum heart rate achieved
exang: exercise induced angina (1 = yes; 0 = no)
oldpeak: ST depression induced by exercise relative to rest
slope: the slope of the peak exercise ST segment
- Value 1: upsloping
- Value 2: flat
- Value 3: downsloping
ca: number of major vessels (0-3) colored by flourosopy
thal: See below
- Value 3: normal
- Value 6: fixed defect
- Value 7: reversable defect
num: diagnosis of heart disease (angiographic disease status)
- Value 0: < 50% diameter narrowing
- Value 1: > 50% diameter narrowing

An object of class data.frame with 294 rows and 14 columns.

An object of class data.frame with 200 rows and 14 columns.

An object of class data.frame with 123 rows and 14 columns.

Hungarian Institute of Cardiology. Budapest: Andras Janosi, M.D.
University Hospital, Zurich, Switzerland: William Steinbrunn, M.D.
University Hospital, Basel, Switzerland: Matthias Pfisterer, M.D.
V.A. Medical Center, Long Beach and Cleveland Clinic Foundation: Robert Detrano, M.D., Ph.D.

The data was collected from the four following locations: