Table 2. Survival Analyses Stratified by Type of Synucleinopathy, Olmsted County, Minnesota, 1991 to 2005a.
| Type of Synucleinopathy | No. | Survival, Median (IQR), y | Hazard Ratio (95% CI) | |
|---|---|---|---|---|
| Sample Size | Deaths | |||
| All synucleinopathies | 461 | 316 | 6.3 (4.1-9.3) | 2.26 (1.89-2.69) |
| Referent participants | 452 | 220 | 8.3 (5.3-12.1) | NA |
| PD | 309 | 175 | 7.4 (5.0-10.8) | 1.75 (1.39-2.21) |
| Referent participants | 303 | 132 | 8.2 (5.5-12.3) | NA |
| DLB | 81 | 72 | 4.7 (3.3-7.5) | 3.94 (2.61-5.94) |
| Referent participants | 80 | 41 | 8.7 (5.4-11.1) | NA |
| MSA-p | 16 | 16 | 5.9 (2.8-8.2) | 10.51 (2.92-37.82) |
| Referent participants | 16 | 7 | 11.9 (9.3-15.3) | NA |
| PDD | 55 | 53 | 3.8 (1.6-5.2) | 3.86 (2.36-6.30) |
| Referent participants | 53 | 40 | 7.4 (4.3-10.9) | NA |
Abbreviations: DLB, dementia with Lewy bodies; IQR, interquartile range; MSA-p, multiple system atrophy; NA. not applicable; PD, Parkinson disease; PDD, Parkinson disease dementia.
a
All models adjusted for age at diagnosis and sex.