Table 1 Baseline demographic characteristics of the original population, the population included in the analyses, the participants, and the group of elderly without information
From: A Population-based study of dementia in the oldest old: the Monzino 80-plus Study
| Â | Residents | Individuals with information | Participants | Individuals without information |
|---|---|---|---|---|
All, n | 2,430 | 2,139 | 1,842 | 291 |
Men, n (%) | 634 (26.1%) | 553 (25.9%) | 469 (25.5%) | 81 (27.8%) |
Women, n (%) | 1,796 (73.9%) | 1,586 (74.1%) | 1,373 (74.5%) | 210 (72.2%) |
Mean age of men at interview (SD), years | Â | 86.9 (4.6) 1 | 87.2 (4.5) | Â |
Mean age of women at interview (SD), years | Â | 88.3 (4.8) 1 | 88.7 (4.7) | Â |
Mean age at interview, all (SD), years | Â | 88.0 (4.8) 1 | 88.4 (4.7) | Â |
Mean age at prevalence day, all (SD), years | 87.2 (4.9) | 87.3 (5.0) | 87.6 (4.9) | 86.3 (4.9) 2 |
Died in the year following interview, 3 % | 12.8% | n.a. 4 | 12.8% | n.a. 4 |