Figure 2From: Measuring patient-reported outcomes: moving beyond misplaced common sense to hard science Employment-related needs. The relationships between function, objective and needs satisfaction are shown. Here employment is a function undertaken to obtain income. However, undertaking the function leads to the satisfaction of a range of needs (some of which are listed). Quality of life (QoL) is the result of satisfaction of the needs rather than earning an income per se.Back to article page