1、Professor Rury Holman University of Oxford, UK Professor Chang Yu Pan Professor Da Yi Hu Chinese PLA General Hospital University of Peking China China,Rationale for ACE Trial,Accumulating evidence suggests there is a close association between “prediabetes” and cardiovascular disease (CVD) Treating c
2、onventional risk factors in type 2 diabetes does not reduce CVD risk to the same level as in a non-diabetic population Post prandial hyperglycaemia may explain the excess risk seen in diabetes and “prediabetes” Acarbose has been reported* to reduce CVD risk in individuals with “prediabetes”, but its
3、 impact on new CVD events in individuals with “prediabetes” and existing CVD and is unknown,* Chiasson JL et al. JAMA 2003; 290(4): 486-94,ACE Trial Management,Coordinating Centre Diabetes Trials Unit, University of Oxford ACE Chinese Project Office Oxford University (Beijing) Science & Technology L
4、imited Funding & Study Medication Bayer HealthCare China & Bayer Schering Pharma,Study Design,Double-blind, multi-centre, randomised, controlled, clinical outcome trial comparing acarbose versus placebo Investigator designed and led academic trial Independent data collection, analysis and reporting
5、Conducted in Mainland China and Hong Kong 7,500 patients in 150 cardiovascular centres Minimum patient follow up four years Event driven (904 adjudicated primary events),Rury Holman UK Diabetologist (Chair) DaYi Hu China Cardiologist (Co-Chair) ChangYu Pan China Diabetologist (Co-Chair) JiaLun Chen
6、China Diabetologist (Honoured adviser) Juliana Chan Hong Kong Diabetologist Jean-Louis Chiasson Canada Diabetologist JunBo Ge China Cardiologist Hertzel Gerstein Canada Diabetologist John McMurray UK Cardiologist Lars Rydn Sweden Cardiologist Michal Tendera Poland Cardiologist Jaakko Tuomilehto Finl
7、and Epidemiologist WenYing Yang China Diabetologist Joanne Keenan UK DTU Project Manager Dieter Neuser Germany Bayer Project Manager Thorsten Petruschke Germany Bayer Project Manager,ACE Steering Committee,Major Inclusion Criteria,Confirmed cardiovascular disease (CVD) History of myocardial infarcti
8、on Previous unstable angina Current stable angina Impaired glucose tolerance (IGT) on an oral glucose tolerance test with: Fasting plasma glucose 7.0 mmol/l 2-hour plasma glucose 7.8 and 11.1 mmol/l Male or female, aged 50 years or more Stable drug therapy for CVD with no planned coronary, cerebrova
9、scular or peripheral arterial revascularisation Written informed consent,Major Exclusion Criteria,History of diabetes (except gestational diabetes) Myocardial infarction, unstable angina, stroke or a TIA in the previous 3 months NYHA class III or IV heart failure Hepatic disease (ALT 3x ULN) Severe
10、renal impairment (eGFR 30 ml/min/1.73m2) Gastrointestinal problems or alpha glucosidase inhibitor intolerance Pregnancy or possibility of pregnancy Thought by the investigator to be unsuitable,ACE Primary Endpoint,Composite “hard” CVD endpoint Defined as the time to the first occurrence after random
11、isation of any of: Cardiovascular death Resuscitated cardiac arrest Non-fatal myocardial infarction Non-fatal stroke An Endpoint Adjudication Committee, masked to therapy allocation, will review all potential CVD endpoints independently.,New-onset type 2 diabetes, confirmed by two successive diagnos
12、tic plasma glucose values FPG 7.0 mmol/land/or 2HPG 11.1 mmol/l,ACE Secondary Endpoint,All cause mortality Extended CVD endpoint of cardiovascular death, resuscitated cardiac arrest, non-fatal myocardial infarction, fatal or non-fatal stroke and hospitalisation for heart failure or for unstable angi
13、na. Each component will also be analysed individually Evidence of non-alcoholic fatty liver disease (NAFLD) as judged by ALT changes Development of impaired renal function (eGFR 60 ml/minute/1.73 m2) or doubling of baseline creatinine Health Economic evaluation,Other Secondary Outcomes,Sample Size E
14、stimation,Assumes A primary event rate of 3.5% per year A 20% relative reduction compared with placebo An 18 month accrual period Alpha of 5% For 90% Power The study requires 7,268 patients with a minimum of 904 adjudicated primary events A total of 7,500 patients will be recruited to allow for an o
15、verall 3% loss-to-follow up,Double Blind Intervention,In addition to optimised CVD therapy: Randomised to: Acarbose, 50 mg three times a day or Matching placebo, three times a day Tablets to be taken with meals Use Start low, go slow dose titration,ACE Study Flow Chart,Minimum of 904 adjudicated pri
16、mary events required,Optimisation of Cardiovascular Therapy,CVD therapy will be optimised during the four-week, single-blind, placebo run-in period to ensure it conforms with international guidelines for treating patients with established CVD That is: Antiplatelet therapy, unless contraindicated or
17、not tolerated A statin, unless contraindicated or not tolerated ACE inhibitor, beta-blocker, and/or antihypertensive therapy if considered indicated by the investigator,Safety,The ACE trial will be conducted to ICH-GCP standards Liver function will be monitored annually Serious Unexpected Suspected
18、Adverse Reactions (SUSARs) will undergo expedited reporting An Independent Data Safety Monitoring Board (DSMB) will review unblinded safety data at least six-monthly,The ACE trial is enrolling 150 cardiovascular centres in Mainland China and Hong King Each centre is expected to recruit approximately
19、 50 patients (minimum of 35 patients) Recruitment is competitive and will close when 7,500 patients have been randomised The ACE trial results are expected in 2014,Schedule,Clinical Centre Requirements Qualified research staff and appropriate facilities to safely and properly conduct the trial in ac
20、cordance with ICH GCP guidelines Proven clinical trial experience or willingness to acquire the necessary skills Access to a sufficient eligible patients to ensure around 50 can be enrolled and kept in the trial for a minimum followed up period of four years Able to perform Oral Glucose Tolerance Tests (OGTTs) and other routine clinical measurements Internet access in clinic room so that study data can be entered in real time,How to Apply to be Part of the ACE Trial,Apply Online at: www.dtu.ox.ac.uk/ACE,Thank you,www.dtu.ox.ac.uk/ACE,
