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. 2023 Mar 20;18(15):1244–1253. doi: 10.4244/EIJ-D-22-00654

Table 5. Kaplan-Meier estimates, unadjusted & PS-stratified hazard ratios, stratified by clopidogrel or ticagrelor prescribed at discharge.

Outcome Ticagrelor (n=1,717) Clopidogrel (n=8,648) Unadjusted hazard ratio (95% CI) p-value PS-stratified hazard ratio* p-value
Death or MI 47 (3.1%) 223 (3.1%) 1.03 (0.75-1.41) 0.849 0.96 (0.68-1.38) 0.844
Death 16 (1.1%) 108 (1.5%) 0.72 (0.43-1.22) 0.221 0.60 (0.31-1.17) 0.132
Myocardial infarction 27 (1.8%) 104 (1.4%) 1.27 (0.83-1.94) 0.267 1.25 (0.78 - 1.98) 0.354
* Propensity score was generated using the following variables: age2, age, gender, BMI (kg/m2), current smoking status, hypertension, hyperlipidaemia, cerebrovascular disease, prior MI, prior CABG, LVEF, acute coronary syndrome, calcification-moderate/severe, chronic total occlusion, and complex PCI. MI: myocardial infarction; PS: propensity score