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Key Clinical Trials 2015 Impact Trials That Influence Clinical Practice David E. Kandzari, MD, FACC, FSCAI Chief Scientific Officer Director, Interventional.

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Presentation on theme: "Key Clinical Trials 2015 Impact Trials That Influence Clinical Practice David E. Kandzari, MD, FACC, FSCAI Chief Scientific Officer Director, Interventional."— Presentation transcript:

1 Key Clinical Trials 2015 Impact Trials That Influence Clinical Practice David E. Kandzari, MD, FACC, FSCAI Chief Scientific Officer Director, Interventional Cardiology Piedmont Heart Institute Atlanta, Georgia

2 Disclosure Within the past 12 months, I or my spouse/partner have had a financial interest/arrangement or affiliation with the organization(s) listed below Affiliation/Financial Relationship Company Grant/Research Support Abbott Vascular, Boston Scientific, Medtronic CardioVascular, Biotronik, Thoratec Consulting Fees/Honoraria Boston Scientific Corporation, Medtronic CardioVascular Major Stock Shareholder/Equity None Royalty Income None Ownership/Founder None Intellectual Property Rights None Other Financial Benefit None

3 Acute Myocardial Infarction Structural Heart Disease
Key Clinical Trials SEARCH: ACC/AHA/TCT/ESC/EUROPCR/HRS/STS/ATS Late Breaking Clinical Trials, theheart.org, Cardiobrief.org, clinicaltrialresults.org, NEJM, Lancet, JAMA, JACC, Circulation…. Pharmacology DES and PCI Trials Acute Myocardial Infarction Structural Heart Disease FDA: Thumbs Up in an Election Year

4 Randomized Trials of DAPT Duration After PCI
RESET N=2117 OPTIMIZE N=3119 EXCELLENT N=1443 ISAR-SAFE N=4000 ARCTIC Interrupt N=1259 PRODIGY N=2014 ITALIC N=1850 DAPT BMS N=1687 DAPT DES N=9961 DES LATE N=5045 32,495 Randomized Patients 6 Months 1 Year 18 Months 2 Years 30 Months 3 Years

5 DAPT Trial Component Endpoints Mauri et al. NEJM 2014 5

6 DAPT Trial Bleeding Events, Months Mauri et al. NEJM 2014 6

7 Treatment Effect According to ACS Status Myocardial Infarction Type, 12-30 M follow-up
All Randomized Subjects (N=11648) Stent Thrombosis-Related Myocardial Infarction Non-Stent Thrombosis-Related Myocardial Infarction P=0.04 P=0.04 P<0.001 P<0.001 Interaction P=0.86 Interaction P=0.24

8 DAPT Trial Stent Thrombosis, DES vs BMS 8
Kereiakes et al. JAMA. 2015;313(11): 8

9 Treatment Duration by Stent Type Interaction on Stent Thrombosis
( ) HR 0.49 ( ) Kereiakes et al. JAMA. 2015;313(11):

10 PEGASUS TIMI 54 Benefit of DAPT For Secondary Prevention 10
Sabatine et al. ACC 2015 10

11 PEGASUS TIMI 54 Benefit of DAPT For Secondary Prevention 11
Sabatine et al. ACC 2015 11

12 PEGASUS TIMI 54 DAPT For Secondary Prevention 12
Sabatine et al. ACC 2015, NEJM 2015 12

13 LEADERS FREE Trial DCS vs BMS in HBR PCI Patients
94.9% N=2,466 % 100 SAPT 80 60 40 9.5% 20 DAPT 30 90 180 270 390 Day Since Randomization Urban TCT 2015; NEJM 2015

14 LEADERS FREE Trial Primary Efficacy Endpoint: Clinically Driven TLR
% N=2,466 12 9.8% 9 Cumulative Percentage with Event 6 5.1% 3 p for superiority < 0.001 90 180 270 390 Days Number at Risk DCS 1221 1167 1130 1098 1053 BMS 1211 1131 1072 1034 984 Urban TCT 2015; NEJM 2015

15 LEADERS FREE Trial Primary Safety Endpoint: Cardiac Death, MI, Stent Thrombosis
% 15 12.9% 12 9 9.4% Cumulative Percentage with Event 6 3 p = for superiority 90 180 270 390 Days Number at Risk DCS 1221 1146 1105 1081 1045 BMS 1211 1115 1066 1037 1000 Urban TCT 2015; NEJM 2015

16 NSTEACS or STEMI with Invasive Management Unfractionated Heparin
MATRIX NSTEACS or STEMI with Invasive Management Aspirin+P2Y12 blocker N=8,404 1:1 at Presentation Trans-Radial Access ACCESS Trans-Femoral Access N=7,213 1:1 at PCI Bivalirudin Bailout GPI Unfractionated Heparin with planned or bailout GPI Post PCI Bivalirudin No Post PCI Bivalirudin ANTITHROMBIN Valgimiglli ACC 2015; NEJM 2015

17 No significant differences in any recurrent MI or stroke
MATRIX Primary Endpoint 1: Death, MI, Stroke at 30 days 10.9% 10.3% UFH *GP 2b3a 26% vs 5% Bivalirudin RR: 0.94; 95% CI: ; P=0.45 No significant differences in any recurrent MI or stroke Valgimiglli ACC 2015; NEJM 2015

18 MATRIX All-Cause, Cardiac, Vascular and Non-CV Mortality RR:0.70
( ) P=0.037 RR: 0.68 ( ) P=0.032 2.3% % 1.7% UFH Bivalirudin Valgimiglli ACC 2015; NEJM 2015

19 MATRIX Primary Endpoint 2: Death, MI, Stroke and BARC 3 or 5 Bleeding at 30 days 12.4% 11.2% RR: 0.89; 95% CI: ; P=0.122 UFH Bivalirudin Valgimiglli ACC 2015; NEJM 2015

20 MATRIX Bleeding Endpoints: BARC, GUSTO, TIMI, Access vs Non-Access
RR: 0.61 P=0.002 RR: 0.50 P=0.005 RR: 0.53 P=0.027 RR: 0.61 P=0.07 RR: 0.59 P=0.0016 RR: 0.31 BARC 3 or 5 Major or minor Moderate or severe Valgimiglli ACC 2015; NEJM 2015

21 MATRIX Stent Thrombosis
P=0.27 RR: 1.28 P=0.23 RR: 1.53 P=0.10 RR: 1.99 P=0.048 RR: 1.71 P=0.34 RR: 1.37 P=0.54 RR: 1.21 1.4% Definite Stent Thrombosis Definite/Probable Stent ST No reduction in stent thrombosis or MI with prolonged bivalirudin Valgimiglli ACC 2015, ESC 2015; NEJM 2015

22 MATRIX Radial vs Femoral, MACE and NACE
10.3% 8.8% Outcome Radial Femoral HR (95% CI) P value All Mortality 1.6 2.2 0.72 ( ) 0.045 CV Mortality 1.5 2.1 0.75 ( ) 0.08 BARC 3/5 Bleeding 2.3 0.67 ( ) 0.013 Access Site 0.4 1.1 0.37 ( ) 0.0004 Non-access Site 1.2 N/A 0.68 15% significant reduction at nominal 5% alpha which is however NOT significant at the pre-specificed alpha of 2.5% Crossover: 5.8% vs 2.3% P<0.001 PCI Failure 6.3% vs 6.1%, P=0.77 11.7% 9.8% NNTB: 53 Valgimiglli ACC 2015; Lancet 2015

23 1 and 2 Year Clinical Outcomes
ABSORB II 1 and 2 Year Clinical Outcomes Absorb N=335 ∆Years 1-2 Xience N=166 P Value TLF 7.0 ∆2.2 3.0 0.07 Cardiac Death 0.6 ∆0.6 0.55 MI 5.8 ∆1.6 2.4 ∆1.2 0.10 ID-TLR 2.7 ∆1.5 1.8 0.76 Stent Thrombosis 1.5 0.17 No differences in freedom from angina, angina frequency or physical limitation at 6 and 12 months Chevalier, TCT 2015 Serruys ACC 2011

24 ABSORB III 1 Year Target Lesion Failure
P=0.16 P=0.18 P=0.50 P=0.29 Kereiakes TCT2015; Ellis et al. NEJM 2015

25 ABSORB III Device Thrombosis at 1 Year
(N=1322) Xience (N=686) P value Device Thrombosis (def*/prob) 1.54% 0.74% 0.13 - Early (0 to 30 days) 1.06% 0.73% 0.46 - Late (> 30 to 1 year) 0.46% 0.00% 0.10 - Definite* (1 year) 1.38% 0.21 - Probable (1 year ) 0.15% 0.55 *One “definite ST” in the Absorb arm by ITT was in a pt that was treated with Xience Kereiakes TCT2015; Ellis et al. NEJM 2015

26 ABSORB III Outcomes By QCA RVD 2.25
RVD <2.25 mm (median 2.09 mm) RVD ≥2.25 mm (median 2.74 mm) TLF: Pint diff = 0.31 ST: Pint diff = 0.12 1-Year Events (%) TLF TLF ST TLF ST # Events: 31 11 2 71 30 9 3 # Risk: 241 133 238 1067 542 1058 540 Kereiakes TCT2015; Ellis et al. NEJM 2015

27 TOTAL Study Design STEMI with Primary PCI ≤12 hours of symptom onset
Sample size of 10,700 for 80% power to detect a 20% Relative Risk Reduction 1:1 Randomization between strategies Routine Upfront Manual Thrombectomy followed by PCI PCI Alone (only bailout thrombectomy) Primary Outcome: CV death, MI, cardiogenic shock and class IV heart failure ≤180 days Safety Outcome: Stroke ≤30 days Bailout Thrombectomy allowed if PCI alone strategy fails: Persistent TIMI 0 or 1 flow with large thrombus after balloon pre-dilatation Persistent large thrombus after stent deployment at target lesion Jolly ACC 2015; Jolly et al. NEJM 2015

28 TOTAL Primary Endpoint Outcomes
 Day 180 Thrombectomy (N=5033) (%) PCI alone (N=5030) (%) HR 95% CI P Value CV death, MI, shock or class IV heart failure 347 (6.9%) 351 (7.0%) 0.99 0.86 CV death 157 (3.1%) 174 (3.5%) 0.90 0.34 Recurrent MI 99 (2.0%) 92 (1.8%) 1.07 0.62 Cardiogenic Shock 100 (2.0%) 0.92 0.56 Class IV heart failure 98 (1.9%) 90 (1.8%) 1.09 0.57 Direct stenting, TIMI 3 flow, ST resolution higher with thrombectomy and less distal embolization Jolly ACC 2015; Jolly et al. NEJM 2015

29 TOTAL Primary Safety Outcomes
Thrombectomy (N=5033) (%) PCI alone (N=5030) (%) HR 95% CI P value Stroke within 30 days 33 (0.7%) 16 (0.3%) 2.06 0.015 Stroke or TIA within 30 days 42 (0.8%) 19 (0.4%) 2.21 0.003 Stroke within 180 days 52 (1.0%) 25 (0.5%) 2.08 0.002 Jolly ACC 2015; Jolly et al. NEJM 2015

30 TOTAL Primary Endpoint at 1 Year
Jolly TCT 2015; Jolly et al. Lancet 2015

31 TOTAL Updated Meta-analysis N=20,352, All-Cause Mortality
OR 0.90 (95% CI ) P=0.10 Jolly TCT 2015; Jolly et al. Lancet 2015

32 TOTAL Updated Meta-analysis N=20,352, Stroke
2015 ACC/AHA/SCAI Guidelines Update on Primary PCI (Oct 21, 2015): 2011/2013 Routine Thrombectomy II A Class III Bailout Thrombectomy Class II B 0.9% Thrombectomy vs. 0.6% PCI alone, OR 1.43 (95% CI ) P=0.03 Jolly TCT 2015; Jolly et al. Lancet 2015

33 Simultaneous PCI of Non-Culprit Arteries During Primary PCI Guidelines and Evolution of Evidence
ESC Guidelines 2014 Class II A Primary PCI should be limited to IRA unless shock or persistent ischemia ACC/AHA 2013 Class III PCI of non-IRA without hemodynamic compromise PRAMI, N=465, NEJM 2013 65% reduction in CV death, nonfatal MI, refractory angina CvLPRIT, N=296, JACC 2015 55% reduction in all-cause mortality, recurrent MI, heart failure, ischemia-driven revascularization *Balanced reductions in both ischemic and repeat revascularization events

34 2011/2013 Class III 2015 Class II B DANAMI 3- PRIMULTI
627 STEMI pts randomized to IRA PCI only vs IRA and FFR guided non-IRA PCI Outcome HR (95% CI) P value All-cause death 1.4 ( ) 0.43 Nonfatal MI 0.94 ( ) 0.87 Repeat revascularization 0.31 ( ) <0.001 2015 ACC/AHA/SCAI Guidelines Update on Primary PCI (Oct 21, 2015): 2011/2013 Class III Class II B Engstrom ACC 2015; Lancet 2015

35 2015 TAVR PARTNER I, 5 Year Outcomes ACC 2015
Similar all-cause mortality for HR TAVR vs SAVR (68% vs 64%, P=0.78) and similar stroke No differences in AV gradient but even mild PVL associated with higher mortality PARTNER II Sapien 3 ACC 2015, TCT 2015 30 days: HR mortality 2.2%, stroke 1.5%; Intermediate Risk mortality 1.1%, stroke 2.6% 1 year: 86% overall survival (HR, IR); More than halving of mortality at 30 days and 1 year compared with historical trials CoreValve 2 and 3 Year Outcomes ACC 2015, TCT 2015 High Risk: Compared with SAVR, 2 year survival superior (22% vs 29%) and lower stroke (11% vs 17%) Extreme Risk: Mortality or major stroke at 3 years, 52% REPRISE II London Valve 1 year mortality 11.6% with no moderate or severe PVL BRAVO TCT 2015 No reduction in bleeding or MACE with bivalirudin vs UFH Reduced Leaflet Mobility and Thrombosis Risk NEJM 2015 Relationship to anticoagulation, imaging vs clinical phenomenon, device specific

36 FDA 2015: Thumbs Up in An Election Year
WATCHMAN October 2014, March 2015 3rd FDA Panel (approval); FDA approval as alternate to warfarin in high risk AF BARD/Lutonix DCB October 2014 Approval for fempop disease Heartflow October 2014 CT FFR functional assessment of anatomy Admiral IN PACT January 2015 Impella RP, 2.5 January, March 2015 Right ventricular support and high risk PCI Edoxaban (Savaysa) Oct 2014, January 2015 FDA Panel and then approval for AF and DVT Ivabradine (Corlanor) April 2015 FDA approval for reduced HF hospitalization Cangrelor (Kengreal) April 2015 FDA approval for PCI Alrocumab (Praluent) July 2015 Evolocumab (Repatha) August 2015 Familial hyperlipidemia or CV risk not at lipid goal LCZ696 (Entresto) August 2015 Reduced CV death and HF hospitalization for NYHA II-IV and reduced LVEF Rob Califf January, September 2015 Appointed FDA Deputy Commissioner and then Presidential nomination for FDA Commissioner

37 Those Who Almost Made The List…
PREPIC2 IVC Filter/OAC vs OAC N=399; No difference in symptomatic recurrent pulmonary embolism MR CLEAN, ESCAPE, EXTEND IA, SWIFT Retrievable Stent Thrombectomy/Fibrinolysis vs Fibrinolysis for Acute Stroke Improved recovery, functional independence and possibly lower mortality SPRINT SBP Goal <120 vs <140 for moderate cardiovascular risk Randomized trial (N=9,361) halted for 30% reduction in CV death/MI/CHF/stroke/ACS and 25% reduction in all-cause mortality JAMA Int Med 2015 N=8,000; apple per day does not reduce doctor visits but associated with modest reduction in need for prescription drugs


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