informed consent
Also written as: ICF
The process of providing potential research participants with comprehensive information about a study to enable voluntary, knowledgeable participation decisions.
Full Definition
Informed consent represents a fundamental ethical requirement in cardiovascular clinical research, ensuring participants understand study procedures, risks, benefits, and alternatives before enrollment. The consent process involves presenting information in understandable language, allowing adequate time for consideration, and answering all questions without coercion. Informed consent documents must describe the research purpose, procedures, duration, risks and benefits, confidentiality protections, compensation, and voluntary nature of participation. In cardiovascular trials, special considerations include explanation of device implantation risks, radiation exposure from imaging studies, and long-term follow-up requirements. Emergency research situations may require delayed consent procedures under specific regulatory provisions.
Usage
Usage note: Hyphenate when used as compound modifier; emphasize voluntary nature and comprehension in methodology descriptions.
In Context
- "Written informed consent was obtained from all participants before any study procedures." — Ethics compliance statement
- "The informed consent process included detailed discussion of procedural risks and alternative treatments." — Participant recruitment methods