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Table 2 Correlation between the global change in LVEF and other variables using univariate analysis and multivariate linear regression analysis

From: Significant association between admission serum monocyte chemoattractant protein-1 and early changes in myocardial function in patients with first ST-segment elevation myocardial infarction after primary percutaneous coronary intervention

Variables

The global change in LVEF from baseline to 3 months

Model A

 

Univariate

 

Multivariate

 
 

(R2 = 0.309)

 

Beta

95% CI

p

Beta

95% CI

p

Age

−0.023

−0.154 to 0.108

0.729

− 0.048

− 0.165 to 0.068

0.410

Sex

−3.160

−6.630 to 0.310

0.074

−1.823

−5.151 to 1.505

0.279

Diabetes

−4.007

−7.879 to −0.135

0.043

−0.184

− 3.947 to 3.580

0.923

Baseline LVEF

−0.501

−0.711 to − 0.292

0.001

−0.447

− 0.664 to − 0.230

0.001

Baseline MCP-1

− 0.143

−0.216 to − 0.070

0.001

−0.089

− 0.163 to − 0.015

0.020

TIMI flow (After procedure)

0.820

−0.365 to 2.004

0.172

   

Model B

 

Univariate

 

Multivariate

 
   

(R2 = 0.273)

 

Beta

95% CI

p

Beta

95% CI

p

Age

−0.023

−0.154 to 0.108

0.729

−0.043

− 0.165 to 0.078

0.482

Sex

−3.160

−6.630 to 0.310

0.074

−2.463

−5.817 to 0.890

0.148

Diabetes

−4.007

−7.879 to −0.135

0.043

−0.558

−4.424 to 3.308

0.775

Baseline LVEF

−0.501

−0.711 to − 0.292

0.001

−0.478

− 0.701 to − 0.255

0.001

MCP-1 (24 h)

− 0.091

−0.158 to − 0.024

0.008

−0.039

− 0.106 to 0.027

0.245

TIMI flow (After procedure)

0.820

−0.365 to 2.004

0.172

   
  1. LVEF left ventricular ejection fraction, MCP-1 monocyte chemoattractant protein-1, TIMI thrombolysis in myocardial infarction, CI confidence interval
  2. Age, sex and other variables with p < 0.05 in univariate analysis were included in multivariate linear regression model