TABLE 1.
Sample Demographics in Primary Age-Related Tauopathy Versus Alzheimer Disease
| Characteristic* | Definite PART | Possible PART | AD | Definite PART Versus AD | Possible PART Versus AD |
|---|---|---|---|---|---|
| p Value† | p Value† | ||||
| Sample size, n | 240 | 186 | 510 | NA | NA |
| Age at last visit (years), n (%) | |||||
| <60 | 9 (3.8%) | 0 (0.0%) | 16 (3.1%) | 0.29 | <0.001 |
| 60–69 | 15 (6.3%) | 9 (4.8%) | 30 (5.9%) | ||
| 70–79 | 44 (18.3%) | 27 (14.5%) | 94 (18.4%) | ||
| 80–89 | 86 (35.8%) | 67 (36.0%) | 240 (47.1%) | ||
| 90+ | 86 (35.8%) | 83 (44.6%) | 130 (25.5%) | ||
| Male sex, n (%) | 115 (47.9%) | 87 (46.8%) | 281 (55.1%) | 0.07 | 0.05 |
| Education (years), mean (SD) | 15.3 (2.7) | 14.8 (3.4) | 15.3 (3.2) | 0.95 | 0.13 |
| Nonwhite race (yes versus no), n (%) | 15 (6.3%) | 13 (7.0%) | 33 (6.5%) | 0.92 | 0.82 |
Abbreviations: PART, primary age-related tauopathy; AD, Alzheimer disease; NA, not applicable.
*
Missing data (definite PART, possible PART, AD): education (n = 4; n = 0; n = 3); race (n = 2; n = 0; n = 3).
†
Unadjusted logistic regression.
Bold = statistically significant at p < 0.05.