IJCS | Volume 32, Nº5, September/October 2019

452 Table 2 - A. Results of the univariate analysis comparing different in-hospital outcomes in elderly ACS patients who received 75 mg clopidogrel (group I) versus 300 - 600 mg clopidogrel (group II); B. Results of the multivariate analysis comparing different bleeding among elderly ACS patients who received 75 mg clopidogrel (group I) versus 300 – 600 mg clopidogrel (group II) A Group I Group II p Reinfarction 2.1% 0.0% 0.497 Cardiogenic shock 8.2% 0.0% 0.163 Bleeding 8.5% 20% 0.038 iCVA 2.1% 4.5% 0.502 Mortality 8.5% 6.7% 0.054 Combined events 29.4% 31.2% 0.105 B Group I Group II OR CI 95% p Bleedings (%) 8.5 20.0 0.173 0.049 – 0.614 0.007 iCVA: ischemic cerebrovascular accident; OR: Odds ratio; CI: confidence interval. Figure 1 - A. Univariate analysis comparing mortality rates between patients who bled versus those who did not; B. Description of the types of bleeding between patients receiving 75 mg clopidogrel (group I) versus 300 - 600 mg clopidogrel (group II) HS: hemorrhagic stroke. Bleed No bleed Mortality Group I Group II Group I Group II HS Puncture hematoma Types of bleeding Group I Group II Epistaxis Group I Group II Hemarthrosis Soeiro et al. Clopidogrel in elderly patients Int J Cardiovasc Sci. 2019;32(5):449-456 Original Article