Demographic and clinical outcomes (mean, SD) of the PD and control cohorts
| PD | Control | P<0.05 | |
| Gender (female, %) | 44 | 41 | NS |
| Age (entry into study) | 74.2 (8.6) | 74.8 (6.6) | NS |
| Age at death | 80.7 (7.1) | 81.9 (6.3) | NS |
| Institutional care (%) | 52 | 30 | 0.003 |
| Place of death (hospital) (%) | 37 | 74 | 0.002 |
| GDS-15 | 5.6 (2.2) | 3.7 (1.1) | 0.001 |
| EQ-5D (weighted health) | 0.58 (0.36) | 0.79 (0.28) | 0.001 |
| EQ-5D (VAS, %) | 55 (16.5) | 77 (17.6) | 0.001 |
| Onset of PD | 67.3 (10.7) | – | – |
| Duration of PD | 13.2 (8.8) | – | – |
| UPDRS (motor section) | 27.9 (11.7) | – | – |
| H&Y | 2.9 (0.74) | – | – |
| PADL | 3.1 (1.1) | – | – |
EQ-5D, EuroQol-5D; GDS-15, 15-Item Geriatric Depression Scale; H&Y, Hoehn and Yahr staging; PD, Parkinson’s disease; UPDRS, Unified Parkinson’s Disease Rating Scale; VAS, Visual Analogue Scale.