Table 3.
Frequencies of the subtypes compared with previously published studies in the sMRI cohort
| Subtype | Risacher |
Byun |
Ferreira |
Poulakis |
||||
|---|---|---|---|---|---|---|---|---|
| Pub. | This study | Pub. | This study | Pub. | This study | Pub.a | This study | |
| Typical AD | 69 | 69 | 59 | 55 | 51 | 52 | 69 | 66 |
| Hippocampal-sparing | 17 | 19 | 12 | 17 | 17 | 19 | 7 | 10 |
| Limbic-predominant | 14 | 12 | 19 | 21 | 17 | 18 | 4 | 1 |
| Minimal atrophy | 10 | 7 | 15 | 11 | 19 | 23 | ||
Data are reported as % and rounded to the nearest integer for readability.
AD = Alzheimer’s Disease; Pub. = published study.
a
Frequencies of subtypes based on the ADNI cohort only, since the original study by Poulakis et al. (15) also includes another cohort.