Figure 2. Distribution of caregiver burden (in A), SF-36 total score of caregivers (in B), HADS-A subscale score of caregivers (in C), and HADS-D subscale score of caregivers (in D) according to the group-based modeling adopted in the study. QoL: quality of life; SF-36: Medical Outcomes Study 36-item Short-Form Health Survey; HADS: Hospital Anxiety and Depression Scale; A: anxiety; and D: depression. *Kruskal-Wallis and post-hoc Dunn tests.