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Table 8 Multivariate Cox hazard regression analyses for clinical ISR over 12 months of follow-up

From: Anemia is a novel predictor for clinical ISR following PCI

Variable Unadjusted HR ratio (95% CI) for anemic patients versus non-anemic (reference) Adjusted HR ratio (95% CI) for anemic patients versus non-anemic (reference)
HR 95% CI p value HR 95% CI p value
Clinical ISR (documented by coronary angiography) 6.23 1.97–22.92 0.005 3.51 1.88–7.16 < 0.001
  1. Abbreviations: CI confidence interval, HR hazard ratio, ISR in-stent restenosis