Table 5.
Demographic information among individuals in NACC dataset
| Variable | NC (n = 171) | MCI (n = 70) | AD (n = 108) | P |
|---|---|---|---|---|
| NACCAGE * | 77.0 (69.0, 85.0) | 82.0 (76.2, 87.0) | 81.0 (77.8, 86.0) | < 0.001 |
| SEX $ | 0.079 | |||
| Male | 55 (32.2%) | 28 (40.0%) | 49 (45.4%) | |
| Female | 116 (67.8%) | 42 (60.0%) | 59 (54.6%) | |
| EDUC * | 15.0 (12.0, 18.0) | 14.0 (12.0, 16.0) | 14.0 (12.0, 17.0) | 0.258 |
| MARISTAT $ | 0.340 | |||
| Other | 78 (45.6%) | 34 (48.6%) | 59 (54.6%) | |
| Married | 93 (54.4%) | 36 (51.4%) | 49 (45.4%) |
* Median (P25, P75) expressed continuous variables, analysed using the Kruskal-Wallis H test. $ Categorical variables were expressed as percentage (%) and the χ2 test was employed