Table 3.

Summary of Studies Meeting and Adhering to HRQoL Criteria

Criteria	Studies Meeting Criteria, n (%)
Did the investigator give a definition of quality of life?	6 (7)
Did the investigators state the domains they will measure as components of quality of life?	72 (88)
Did the investigators give reasons for choosing the instrument they used?	13 (16)
Did the investigator aggregate results from multiple items, domains or instruments into a single composite score for quality of life?	47 (57)
Were patients asked to give their own global rating for quality of life?	5 (6)
Was overall quality of life distinguished from health-related quality of life?	7 (9)
Were the patients invited to supplement the items listed in the instruments offered by the investigators that they considered relevant for their quality of life?	0 (0)
If so, were these supplemental items incorporated into the final rating?	0 (0)
Were patients allowed to indicate which items were personally important to them?	1 (1)
If so, were the importance ratings incorporated into the final rating?	0 (0)

Note: Studies could be counted in more than one category.