Research ethics and consent in the intensive care unit

Area of Science:

• Medical Ethics
• Clinical Research

Background:

• Intensive care unit (ICU) research ethics and informed consent have gained significant attention.
• Recent controversies, including those involving the Acute Respiratory Distress Syndrome Network and European Union directives, have fueled this interest.

Purpose of the Study:

• To review the reasons for increased attention on research ethics and informed consent in ICUs.
• To discuss challenges and propose solutions for ethical conduct in critical care research.

Main Methods:

• Review of recent controversies and regulatory developments.
• Analysis of ethical considerations in clinical trial design and subject protection.

Main Results:

• Controversies in research design and informed consent have highlighted issues in critical care.
• Difficulties in obtaining informed consent from critically ill patients and surrogates are prominent.
• Conflicts of interest and the need for enhanced institutional protections are key concerns.

Conclusions:

• Clinical trials should compare new therapies against established standards of care.
• Surrogate consent is crucial for research involving critically ill patients, requiring legal clarification.
• Identifying and managing conflicts of interest at individual and institutional levels is essential.
• Transparency in the investigator-subject relationship is vital for subject protection.