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Table 2 Multivariate linear regression for the correlation between change in LVEF and other variables in non-DM

From: Augmented glycaemic gap is a marker for an increased risk of post-infarct left ventricular systolic dysfunction

Non-DM patients Univariate linear regression Multivariate linear regression (Mode A, R2 = 0.379) Multivariate linear regression (Mode B, R2 = 0.373)
Variables Beta 95% CI p-value Beta 95% CI p-value Beta 95% CI p-value
Age − 0.029 − 0.134 to 0.076 0.582 0.077 − 0.015 to 0.169 0.099 0.098 0.004 to 0.193 0.042
Sex − 3.811 − 7.428 to − 0.193 0.039 − 4.107 − 7.250 to − 0.964 0.011 − 4.337 − 7.490 to − 1.183 0.007
BMI 0.463 − 0.003 to 0.928 0.051 0.286 − 0.109 to 0.680 0.155 0.318 − 0.078 to 0.714 0.115
Peak hs-CRP − 0.152 − 0.304 to 0.001 0.051 − 0.185 − 0.312 to − 0.058 0.005 − 0.190 − 0.318 to − 0.063 0.004
Baseline LVEF − 0.469 − 0.596 to − 0.342 < 0.001 − 0.492 − 0.614 to − 0.370 < 0.001 − 0.498 − 0.621 to − 0.375 < 0.001
Total ischemic time − 0.004 − 0.012 to 0.004 0.318 − 0.005 − 0.011 to 0.001 0.114 − 0.005 − 0.011 to 0.002 0.148
No. of diseased vessels − 0.516 − 1.958 to 0.927 0.481 − 0.171 − 1.364 to 1.022 0.778 − 0.174 − 1.374 to 1.026 0.775
ABG − 0.866 − 1.634 to − 0.099 0.027     − 1.124 − 1.795 to − 0.453 0.001
Glycemic gap − 1.116 − 1.901 to − 0.331 0.006 − 1.214 − 1.886 to − 0.541 < 0.001    
  1. Change in LVEF was defined as LVEF at 6-month follow-up minus baseline LVEF
  2. DM diabetes mellitus, BMI body mass index, hs-CRP hypersensitive C-reactive protein, LVEF left ventricular ejection fraction, Total ischemic time the period from symptom onset to reopening of infarction-associated artery, ABG admission blood glucose