Table 1 Evolution of numbers of dementia in Parkinson's disease
Authors | Year | Frequency of dementia | Criteria – Comments |
|---|---|---|---|
Mayeux et al | 1988 | 10.9% | Retrospective, DSM-III |
Girotti et al | 1988 | 14.28% | Examination, Npsy |
Hietanen, Teräväinen | 1988 | 2% < 60 yrs, 25% > 60 yrs | Examination, DSM-III |
Pillon et al | 1991 | 18% | Examination, NPsy 2SD |
Mayeux et al | 1992 | 41%, 0% < 50 yrs, 61% > 80 yrs | Examination, DSM-III |
Tison et al | 1995 | 17.6% | Examination, DSM-IIIR |
Aarsland et al | 1996 | 27.7% | Examination, DSM-IIIR |
Reid et al | 1996 | 9% < 70 yrs → 17% 37% > 70 yrs → 62% | Follow-up 5 ys |
Hobson, Meara | 1999 | 41% | Examination, CAMCOG |
Marder et al | 1995 | 1.7 Relative Risk | Follow up-controls |
Aarsland et al | 2001 | 5.9 relative risk | Follow up 4.2 ys-controls |
Aarsland et al | 2003 | 78% incidence in 8 years | Follow up 4 – 8 yrs |