Adjusted Clopidogrel Loading Doses According to Vasodilator-Stimulated Phosphoprotein Phosphorylation Index Decrease Rate of Major Adverse Cardiovascular Events in Patients With Clopidogrel ResistanceA Multicenter Randomized Prospective Study
Laurent Bonello, MD*,*,
Laurence Camoin-Jau, MD, PhD ,
Stéphane Arques, MD ,
Christian Boyer, MD ,
Dimitri Panagides, MD, PhD||,
Olivier Wittenberg, MD¶,
Marie-Claude Simeoni, MD#,
Paul Barragan, MD**,
Françoise Dignat-George, MD, PhD and
Franck Paganelli, MD, PhD*
* Service de Cardiologie, Hôpital Universitaire Nord, Marseille, France
Laboratoire d'Hématologie, Unité INSERM UMRS 608, Hôpital de la Conception, Marseille, France
Service de Cardiologie, Hôpital d'Aubagne, Aubagne, France
Service de Cardiologie, Clinique Clairval, Marseille, France
|| Service de Cardiologie, Clinique Bouchard, Marseille, France
¶ Service de Cardiologie, Hôpital Privé Beauregard, Marseille, France
# Laboratoire de Statistique, Faculté de la Timone, Marseille, France
** Service de Cardiologie, Polyclinique les Fleurs, Ollioules, France

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Figure 2 Effects of Each Additional Bolus of Clopidogrel on the VASP Index in the VASP-Guided Group
VASP 1 is the VASP index after the initial loading dose as given to patients in both groups; VASP 2 is that after the second loading dose, and so on. Abbreviation as in Figure 1.
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Figure 3 Kaplan-Meier Analysis for 30-Day MACE
Kaplan-Meier analysis for 30-day major adverse cardiovascular (CV) events (MACE) according to group. Log-rank = 7.75, p < 0.005. Blue = control group; red = VASP-guided group. Abbreviation as in Figure 1.
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