Table 4. Factors associated with LVEF using multiple linear regression analysis.

Variables	Standard β coefficient	β coefficient	β coefficient’s 95% confidence interval	Pvalue
Without AMI	—	—	—	—
Age (years)	0.052	0.040	0.012 to 0.068	0.005
Man (1 = yes, 0 = no)	−0.108	−1.876	−2.394 to −1.358	<0.001
Diabetes mellitus (1 = yes, 0 = no)	−0.053	−0.859	−1.371 to −0.347	0.001
Hypertension (1 = yes, 0 = no)	0.039	0.651	0.176 to 1.126	0.007
eGFR (ml/min/1.73 m2)	0.156	0.061	0.047 to 0.074	<0.001
Serum calcium (mmol/l)	0.055	4.143	1.923 to 6.362	<0.001
Fasting plasma glucose (mmol/l)	−0.044	−0.207	−0.355 to −0.059	0.006
HDL-C (mmol/l)	0.029	0.817	−0.070 to 1.705	0.071
Total triglyceride (mmol/l)	0.039	0.257	0.061 to 0.453	0.010
Cardiac troponin I (ng/ml)	−0.113	−11.662	−14.554 to −8.771	<0.001
With AMI	—	—	—	—
Age (years)	−0.104	−0.069	−0.122 to −0.016	0.011
Man (1 = yes, 0 = no)	−0.073	−1.437	−2.410 to −1.368	0.029
Diabetes mellitus (1 = yes, 0 = no)	−0.020	−0.325	−1.471 to 0.821	0.578
eGFR (ml/min/1.73 m2)	0.148	0.053	0.026 to 0.081	<0.001
Serum calcium (mmol/l)	0.109	6.740	2.846 to 10.633	0.001
Fasting plasma glucose (mmol/l)	−0.125	−0.398	−0.624 to −0.173	0.001
Total triglyceride (mmol/l)	0.045	0.330	−0.252 to 0.870	0.280
Total cholesterol (mmol/l)	0.045	0.330	−1.179 to 1.838	0.668
LDL-C (mmol/l)	−0.089	−0.811	−2.599 to 0.978	0.374

LVEF: left ventricular ejection fraction; AMI: acute myocardial infarction; HDL-C: high-density lipoprotein cholesterol; LDL-C: low-density lipoprotein cholesterol; eGFR: estimated glomerular filtration rate.