Table 1.
Demographics and Clinical Characteristics for Overall Population Separated by Neurodegenerative Disease Status.
| No Conditions (n = 1406) | Conditions * (n = 74) | p-Value ** | |
|---|---|---|---|
| Age | 0.0038 | ||
| Mean, SD | 64.7 (9.9) | 68.1 (11.5) | |
| Median (Range) | 63.0 (50.0, 100.0) | 66.5 (50.0, 100.0) | |
| Female, n (%) | 853 (62.7%) | 31 (41.9%) | 0.0003 |
| Education Level, n (%) | 0.4337 | ||
| Less than high school | 37 (2.6%) | 1 (1.4%) | |
| High school/trade school certificate | 303 (21.6%) | 19 (25.7%) | |
| Some college or an associate degree | 143 (10.2%) | 11 (14.9%) | |
| Bachelor’s degree | 403 (28.8%) | 22 (29.7%) | |
| Graduate degree | 514 (36.7%) | 21 (28.4%) | |
| Living with others, n (%) | 1011 (72.2%) | 62 (83.8%) | 0.0287 |
| Sleeping with a bed partner, n (%) | 753 (54.0%) | 42 (57.5%) | 0.5523 |
| First degree relatives had PD, n (%) | 124 (9.0%) | 11 (15.1%) | 0.081 |
| First degree relatives had dementia, n (%) | 392 (28.5%) | 19 (26.0%) | 0.6494 |
| First degree relative had nds, | 120 (8.9%) | 12 (16.9%) | 0.0232 |
| Ever acted out of dreams, n (%) | 191 (13.7%) | 28 (37.8%) | <0.0001 |
| Sleep walking behaviors, n (%) | 104 (7.5%) | 6 (8.1%) | 0.8422 |
| Problems with thinking, | 219 (15.8%) | 39 (52.7%) | <0.0001 |
| Subjective olfaction, n (%) | 252 (18.2%) | 30 (40.5%) | <0.0001 |
| Constipation, n (%) | 264 (19.0%) | 26 (35.6%) | 0.0005 |
| Seen shapes, n (%) | 376 (27.1%) | 29 (39.7%) | 0.0185 |
| Seen objects, n (%) | 92 (6.6%) | 18 (24.7%) | <0.0001 |
| Heard voices, n (%) | 118 (8.5%) | 14 (19.4%) | 0.0016 |
| Sensed presence, n (%) | 115 (8.3%) | 16 (22.5%) | <0.0001 |
| Tactile hallucination, n (%) | 71 (5.1%) | 11 (15.1%) | 0.0003 |
| Paranoid thoughts, n (%) | 64 (4.6%) | 10 (13.5%) | 0.0007 |
| Told you you were acting paranoid, n (%) | 79 (5.8%) | 11 (14.9%) | 0.0016 |
| At least one psychotic symptom, n (%) | <0.0001 | ||
| No psychotic symptoms | 872 (62.4%) | 41 (55.4%) | |
| Only 1 psychotic symptom | 334 (23.9%) | 9 (12.2%) | |
| 2+ psychotic symptom | 192 (13.7%) | 24 (32.4%) |
*: Conditions were defined as dementia/neurodegenerative disease, brain cancer, TBI, demyelinating diseases, stroke; **: Two sample t-test or Chi-square test was used when applicable; nds = neurodegenerative disease.