05386nam 2200661Ia 450 991082998040332120230607213139.01-280-26999-597866102699900-470-32228-40-470-85415-40-470-85416-2(CKB)111056485598020(EBL)139831(OCoLC)53879180(SSID)ssj0000135040(PQKBManifestationID)11148982(PQKBTitleCode)TC0000135040(PQKBWorkID)10058408(PQKB)10124994(MiAaPQ)EBC139831(EXLCZ)9911105648559802020020711d2002 uy 0engtxtccrData monitoring committees in clinical trials[electronic resource] a practical perspective /Susan S. Ellenberg, Thomas R. Fleming, David L. DeMetsChichester ;Hoboken, NJ Wileyc20021 online resource (209 p.)Statistics in practiceDescription based upon print version of record.0-471-48986-7 Includes bibliographical references and index.Data Monitoring Committees in Clinical Trials A Practical Perspective; Contents; Preface; 1 Introduction; 1.1 Motivation; 1.2 History of data monitoring committees in government-sponsored trials; 1.3 Data monitoring committees in trials sponsored by the pharmaceutical industry; 1.4 Statistical methods for interim monitoring; 1.5 When are data monitoring committees needed?; 1.6 Where we are today; 1.7 Fundamental principles of data monitoring; References; 2 Responsibilities of the data monitoring committee and motivating illustrations; 2.1 Fundamental charges2.2 Specific tasks of the data monitoring committee 2.2.1 Initial review; 2.2.1.1 Review of the study protocol; 2.2.1.2 Review of procedures to ensure quality of study conduct; 2.2.2 Evaluating the quality of ongoing study conduct; 2.2.3 Assessing safety and efficacy data; 2.2.3.1 Termination due to favorable benefit-to-risk; 2.2.3.2 Termination due to unfavorable benefit-to-risk; 2.2.3.3 Termination due to inability to answer trial questions; 2.2.3.4 Continuation of ongoing clinical trials; 2.2.3.5 Consideration of the overall picture: primary and secondary analyses2.2.3.6 Modifying sample sizes based on ongoing assessment of event rates 2.2.4 Reviewing the final results; 2.3 The data monitoring committee charter; References; 3 Composition of a data monitoring committee; 3.1 Introduction; 3.2 Required areas of expertise; 3.3 Other relevant characteristics of committee members; 3.4 Committee size; 3.5 Selecting the committee chair; 3.6 Responsibility for appointing committee members; 3.7 Representation of other study components on the committee; 3.8 Preparation for service on a committee; References4 Independence of the data monitoring committee: avoiding conflicts of interest 4.1 Introduction; 4.2 Rationale for independence; 4.3 Financial independence; 4.3.1 Sponsors; 4.3.2 Academic investigators; 4.4 Intellectual independence; 4.5 Emotional conflicts; 4.6 Individuals without conflicts; References; 5 Confidentiality issues relating to the data monitoring committee; 5.1 Rationale; 5.2 Limits of confidentiality; 5.2.1 Interim analysis reports; 5.2.2 Access to aggregate data on efficacy and safety outcomes; 5.2.3 The steering committee and maintaining confidentiality5.2.4 Settings and procedures allowing broader unblinding 5.2.5 Some illustrations of broader unblinding; 5.2.6 Indirect challenges to confidentiality; 5.3 The need for the data monitoring committee to review unblinded data; References; 6 Data monitoring committee meetings; 6.1 Introduction; 6.2 Specific objectives and timing of meetings; 6.2.1 Organizational meeting; 6.2.2 Early safety/trial integrity reviews; 6.2.3 Formal interim efficacy analyses; 6.2.4 End-of-trial debriefing; 6.3 Preparation of meeting reports; 6.4 Format for meetings; 6.4.1 The closed session; 6.4.2 The open session6.4.3 The final closed sessionThere has been substantial growth in the use of data monitoring committees in recent years, by both government agencies and the pharmaceutical industry. This growth has been brought about by increasing recognition of the value of such committees in safeguarding trial participants as well as protecting trial integrity and the validity of conclusions. This very timely book describes the operation of data monitoring committees, and provides an authoritative guide to their establishment, purpose and responsibilities.* Provides a practical overview of data monitoring in clinical trials.*Statistics in practice.Clinical trialsMedical ethics committeesClinical trials.Medical ethics committees.610/.72/4615.190072Ellenberg Susan Smith1657793Fleming Thomas R103526DeMets David L.1944-1659683MiAaPQMiAaPQMiAaPQBOOK9910829980403321Data monitoring committees in clinical trials4014446UNINA