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Characteristics and prevalence of hippocampal T2 hyperintensities.
| Any HT2Hs | HT2Hs, hypointense on FLAIR | HT2Hs, hyperintense on FLAIR | ||
|---|---|---|---|---|
| Per person | HT2Hs present | 97% | 97% | 36% |
| Median number (range) | 10 (0–20) | 9.5 (0–19) | 0 (0–5) | |
| Mean total volume/person in μL | 40.8 ± 4.75 | 38.5 ± 3.62 | 2.3 ± 0.54 | |
| Per HT2H | N; % of total number of HT2Hs | 571; 100% | 535; 94% | 36; 6% |
| Diameter (range) in mm | 1–10 | 1–10 | 1–4 | |
| Mean volume/single HT2H in μL | 3.9 ± 2.49 | 3.9 ± 2.75 | 3.2 ± 2.08 | |
