“…However, this approach concentrates on only one domain of treatment need -that of anxiety or fear. [13][14][15][16] Recent work on the development of sedation needs assessment undertaken by the authors suggests that there are three domains to defining sedation need: By measuring only a single domain, for example anxiety, there is a risk that the need for sedation could be underestimated. Two examples would include the individual who is not anxious but whose medical condition indicates that they would, for certain procedures, receive care more effectively and/or safely with the benefit of conscious sedation.…”