Table 1 Dataset description

Age

Age in years

sex

Sex (1 = male, 0 = female

ca

Number of major vessels (0–3) colored by flourosopy

fbs

Fasting blood sugar > 120 mg/dl) (1 = true; 0 = false)

oldpeak

ST depression induced by exercise relative to rest

chol

Serum cholestrol in mg/dl

num

Diagnosis of heart disease (angiographic disease status)

0. absence (< 50% diameter narrowing)

1–4. Present of heart disease (>  50% diameter narrowing)

slope

The slope of the peak exercise ST segment

1. upsloping

2. flat

3. downsloping

thalach

Maximum heart rate achieved

restecg

Resting electro cardio graphic results

0. normal

1. having ST-T wave abnormality (T wave

Inventions and/or ST elevation or

Depression of > 0.05 mV

2. showing probable or definite left

Ventricular hypertrophy by Estes’ Criteria

exang

Exercise induced angina (1 = yes; 0 = no)

trestbps

Resting blood pressure (in mm Hg on admission to the hospital)

cp

Chest pain type

1. typical angina

2. atypical angina

3. non-anginal pain

4. asymtomatic

thal

3 = normal; 6 = fixed defect; 7 = reversable defect