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SAFE STEMI for Seniors: a PASSION proof of concept study Predictable And SuStainable Implementation Of National CardioVascular Registries Thinktank ( PASSION CV Registries Thinktank ). October 15, 2014. Proof of Concept vs. Leap of Faith?. NCRI Data Infrastructure.
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SAFE STEMI for Seniors: a PASSION proof of concept studyPredictable And SuStainable Implementation Of National CardioVascular Registries Thinktank(PASSION CV Registries Thinktank) October 15, 2014
NCRI Data Infrastructure • Internal Randomization • Integrated EMR->NCDR->EDC data • EDC data collection for supplemental research data (e.g. study drug admin, efficacy details) • Consistent application of data validation rules • Data output using CDISC SDTM • 21CFR11 Compliant
Initial Proof-of-Concept: TREATT / SAFE-PCI • Randomized open-label trial of women undergoing PCI • Hypothesis: Compared with femoral, the radial approach is: • Superior with respect to bleeding and vascular complications • Non-inferior with respect to procedural failure • Protocol standardized “Best” background medical therapy to minimize bleeding risk and ischemic complications • Bivalirudin • Prasugrel for ACS patients < 75 years old, no prior stroke, body weight > 60 kg; clopidogrel otherwise • GP IIb/IIIa inhibitors at operators’ discretion, intention specified prior to randomization • Arteriotomy management • Patent hemostasis mandated for radial patients • Femoral closure devices allowed at operator discretion
SAFE-PCI Study design Female patient undergoing PCI or cardiac cath w/poss. PCI Best background medical therapy Bivalirudin, P2Y12 inhibitors 2b3a at investigator’s discretion N=3000 pts randomized for 1800 PCI pts Patent hemostasis required Vascular closure devices allowed Femoral Radial Primary Efficacy Endpoint (72 hrs or hospital discharge): BARC Types 2, 3, or 5 bleeding or Vascular Complications requiring intervention Primary Feasibility Endpoint: Access site crossover Secondary endpoints: Procedure duration, total radiation dose, total contrast volume, 30-day death/vascular complications/unplanned revascularization
NCRI and TREATT / SAFE-PCI • As the first registry-based randomized trial in the US, the SAFE-PCI for Women trial demonstrated a new paradigm for conducting efficient pragmatic clinical trials using a National Cardiovascular Research Infrastructure • 1787 women randomized at 60 US sites • 96.7% of sites enrolled ≥ 1 subject • 70.9% of sites enrolled ≥ 10 subjects • High quality data; Adjudication possible • CFR Part 11 compliant – IND and IDE applications • Faster enrollment, Reduced site workload by ~ 30% • Reduced costs (total budget ~ $5 million)
Study of Access site For Enhancing PCI in STEMI for Seniors(SAFE-STEMI for Seniors) • Next stage in proofs-of-concept • Public health focus: Senior population (both genders, age >= 65 years) • NCDR registry prospectively linked with claims data for long term (1-year) follow up • Randomization with factorial design • radial vs. femoral access • Single IRA only vs. IFR guided multivessel intervention
SAFE-STEMI for Seniors • Data to evaluate therapeutic strategy and support two independent IDEs • Hypotheses: • Superior bleeding and clinical outcome (NACE) at 1 year associated with radial vs. femoral vascular access • Superior death, re-MI & refractory angina associated with iFR guided multi-vessel PCI vs. IRA-only • 1 year MACE performance goal for second generation DES
Key Challenges • Data Specifications • Atomic definitions • Timing • Qualifiers • Observed vs explicit response • Parallel Workflows • Patient Care • Clinical Research • QI Registry • Systems Interfaces • More interfaces • Validation purpose
Beyond the horizon • Reusable infrastructure may facilitate opportunities for informative registry-based studies and simultaneous evaluation of treatment strategies • Consistent data standards and workflows create downstream efficiencies for future investigations • Integration with EHR initiatives will evaporate the distinction between source documents and CRFs