Ethical challenges in cluster randomized controlled trials: experiences from public health interventions in Africa and Asia

• Main Authors: David Osrin (Author), Kishwar Azad (Author), Armida Fernandez (Author), Dharma S Manandhar (Author), Charles W Mwansambo (Author), Prasanta Tripathy (Author), Anthony M Costello (Author)
• Format: Book
• Published: The World Health Organization, 2009-10-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Public health interventions usually operate at the level of groups rather than individuals, and cluster randomized controlled trials (RCTs) are one means of evaluating their effectiveness. Using examples from six such trials in Bangladesh, India, Malawi and Nepal, we discuss our experience of the et...