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Table 5 Cox proportional hazards regression analyses for composite MACCE in female PCI group

From: Improvement of long-term clinical outcomes by successful PCI in the very elderly women with ACS

Variables Univariate regression Multivariate regression
HR 95% CI P value HR 95% CI P value
Age 1.137 1.031–1.253 0.01 1.039 0.941–1.148 0.444
STEMI 2.310 1.361–3.919 0.002 1.944 1.11–3.403 0.02
log NT-proBNP 2.073 1.339–3.211 0.001 1.689 1.029–2.773 0.038
ALT (U/L) 1.009 1.002–1.015 0.006 1.003 0.997–1.009 0.410
Creatinine (umol/L) 1.009 1–1.017 0.048 1.002 0.992–1.011 0.721
LVEF ≥ 50% 0.233 0.128–0.426 < 0.001    
Primary PCI 2.780 1.632–4.737 < 0.001    
Aspirin 0.492 0.275–0.878 0.016 0.784 0.392–1.57 0.493
P2Y12 receptor antagonist 0.147 0.075–0.288 < 0.001 0.119 0.051–0.278 < 0.001
β-blocker 0.422 0.248–0.718 0.001 0.452 0.254–0.805 0.007
  1. P, level of statistical significance
  2. STEMI ST-elevation myocardial infarction, NT-proBNP N-Terminal pro-brain natriuretic peptide, ALT alanine aminotransferase, LVEF left ventricular ejection fraction, PCI percutaneous coronary intervention