Cardiology Research, ISSN 1923-2829 print, 1923-2837 online, Open Access
Article copyright, the authors; Journal compilation copyright, Cardiol Res and Elmer Press Inc
Journal website http://www.cardiologyres.org

Original Article

Volume 11, Number 5, October 2020, pages 337-341

Correlation Between T Peak to End Interval and Left Ventricular Time to Peak Longitudinal Strain in Ischemic Cardiomyopathy Patients

Figure

Figure 1.
Figure 1. Scatter plot of T peak to end interval and time to peak longitudinal strain.

Tables

Table 1. Baseline Characteristics
 
VariableValue
NYHA: New York Heart Association; FC: functional class; LM: left main; LAD: left anterior descending; LCx: left circumflex; RCA: right coronary artery; PCI: percutaneous coronary intervention; CABG: coronary artery bypass grafting; LVEF: left ventricular ejection fraction; ACE: angiotensin converting enzyme; ARB: angiotensin II receptor blocker; MRA: mineralocorticoid receptor antagonist; ARNI: angiotensin receptor-neprilysin inhibitor.
Total number of patients30
Age (years)58 ± 8
Sex
  Male27 (90%)
  Female3 (10%)
NYHA
  FC II21 (70%)
  FC III6 (20%)
  FC IV3 (10%)
Hypertension22 (73.3%)
Diabetes mellitus6 (20%)
Dyslipidemia13 (43.3%)
Smoking22 (73.3%)
Family history1 (3.3%)
History of acute coronary syndrome25 (83.3%)
Angiography16 (53.3%)
  LM5 (31.2%)
  LAD14 (87.5%)
  LCx12 (75%)
  RCA14 (87.5%)
  Multivessel disease15 (93.7%)
Revascularization
  PCI13 (43.3%)
  CABG2 (6.7%)
LVEF (%)27 ± 5.5
Medications
  ACE inhibitors22 (73.3%)
  Beta blockers29 (96.7%)
    ARBs7 (23.3%)
  MRAs11 (36.7%)
  ARNIs1 (3.3%)

 

Table 2. Tpe Interval and Time to Peak Longitudinal Strain
 
VariableValueCorrelation coefficientP value
Tpe: T peak to end.
Tpe interval (ms)83.40 ± 7.62
Time to peak longitudinal strain (ms)93.13 ± 34.510.3860.018