Principles of risk assessment and risk management
Introduction and terminology 416Conceptual model 417General principles 418Sources of scientific evidence and uncertainty 420Risk communication and perception 421Decisions in OH often entail a choice between two or more options, the comparative merits of which are not immediately obvious. The decision may be for an individual (e.g. whether to ground a pilot because of a health problem), for the whole of a workforce (e.g. whether to immunize HCWs against smallpox), or at a societal level (e.g. whether to permit the use of a pesticide). Risk management is the process by which decisions of this sort are made, following an assessment of the risks and benefits associated with each option. Depending on the nature of the decision, the process of risk assessment and management may be more or less formalized....