Table 2.
Sequencing of NPS presence with cognitive diagnosis
| Diagnosis sequence | N (%) | |
|---|---|---|
| Normal to MCI | 1345 (67) | |
| No prior NPS | 289 (22%) | |
| NPS onset before MCI | 734 (55%) | |
| NPS onset after MCI | 322 (24%) | |
| Normal to MCI to dementia | 375 (19) | |
| No prior NPS | 37 (10%) | |
| NPS onset before MCI | 205 (55%) | |
| NPS onset after MCI, before dementia | 91 (24%) | |
| NPS onset after dementia | 42 (11%) | |
| Normal to dementia (no MCI) | 278 (14) | |
| No prior NPS | 30 (11%) | |
| NPS before dementia | 178 (64%) | |
| NPS after dementia | 70 (25%) |
Abbreviations: MCI, Mild cognitive impairment; NPS, neuropsychiatric symptom.