Figure 1From: Response shift, recall bias and their effect on measuring change in health-related quality of life amongst older hospital patients Bland-Altman plots (with limits of agreement) for change calculated from conventional longitudinal assessments and patient perceived change in utility without (1a) and with (1b) adjustment for recall bias as well as for change in EQ-5D VAS without (1c) and with (1d) adjustment for recall bias.Back to article page