In more general terms, could this hypothesis be of value in assisting in other treatment decisions, such as when to resuscitate a patient, or to switch off life-support systems, when the concept of subsequent 'quality of life' may be being considered? Under these circumstances the use of the diagrams may be of value when discussing this with the caring team, and with the relatives. Because the reality may be seen to low very low, and the subsequent expectations also low it may assist in decision-making in specific circumstances. It may allow an assessment of the size of the gap between the present and future recovery.