Table 4. ACT follow-up status by age at enrollment in the ACT study and final cancer exposure group.
This table shows the proportion of people by ACT study follow-up status (still alive, diagnosed with dementia, withdrew from the ACT study, or died) stratified by baseline age groups and cancer exposure group. Abbreviations include: ACT (Adult Changes in Thought).
| Age/cancer group | N | ACT study status at the end of follow-up | |||
|---|---|---|---|---|---|
| Still alive in study | Dementia diagnosis | Withdrew from study | Died | ||
| Baseline age 65–74 | Row % | Row % | Row % | Row % | |
| No cancer | 1818 | 53.0 | 18.5 | 7.6 | 20.9 |
| Prevalent cancer | 311 | 48.2 | 13.5 | 10.9 | 27.3 |
| Incident cancer | 377 | 44.3 | 15.4 | 4.5 | 35.8 |
| Baseline age 75–84 | |||||
| No cancer | 1068 | 21.0 | 37.3 | 10.5 | 31.3 |
| Prevalent cancer | 267 | 19.1 | 34.5 | 9.0 | 37.5 |
| Incident cancer | 181 | 19.9 | 18.2 | 5.5 | 56.4 |
| Baseline age 85+ | |||||
| No cancer | 239 | 8.4 | 43.5 | 8.0 | 40.2 |
| Prevalent cancer | 71 | 15.5 | 28.2 | 12.7 | 43.7 |
| Incident cancer | 25 | 8.0 | 28.0 | 4.0 | 60.0 |