Integrating Correlation-Based Feature Selection and Clustering for Improved Cardiovascular Disease Diagnosis

Table 2

Characteristics of attributes for the “HEART” dataset.

Attribute(s)	Description	Range	Median/mean (mean range)	SD (SD range)
Main attributes
BMI	Current body mass index	17.00 to 25.00	22.16	1.64
Birth_weight	Birth weight	2500 to 4000	3158	392.00
SBP, DBP, ABPM-SBP, ABPM-DBP	Average systolic/diastolic blood pressure taken manually and by ABPM	61 to 150	74.87 to 136.97	5.22 to 7.04
HR	Heart rate	44 to 91	75.97	11.20
Risk factors	Risk factors	True/false	—	—
Supplementary attributes
IVSd, IVSs, PWDd, PWDs, LVDd, LVDs	Left ventricular dimensions	5.00 to 56.00	8.00 to 46.03	1.51 to 9.02
EF, SF	Systolic function	34 to 84	40 to 70	3 to 5
Sm, Sml, V/S/SR long/rad/circ	Tissue Doppler echocardiography parameters	−37 to 40.17	−27.25 to 29.64	0.42 to 6.35