Table 1.

Features chosen to be predictors in CHD prediction model

2D-STE features
	Peak systolic strain (PSS)	17 segments
Longitudinal strain	Rate of systolic strain (SSR)	17 segments
(mid-layer)	Time-to-peak (TP)	17 segments
	Mitral valve level (MV)	3 layers (ENDO/MID/EPI)
Global strain (GS)	Papillary muscle level (PM)	3 layers
for radio	Apical level (AP)	3 layers
Global longitudinal peak strain (GLPS)		3 layers (ENDO/MID/EPI)
Peak standard deviation (PSD)
Clinic features
Age (integer)
Gender (M/F)
Hypertension (Y/N)
Diabetes (Y/N)
Hyperlipemia (Y/N)
Smoke (Y/N)
Family history (Y/N)