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

From: Low serum calcium is associated with left ventricular systolic dysfunction in a Chinese population with coronary artery disease

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

  1. 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.