| | | ET | Control | |
| | Age (y); mean (SD), | 80.0 (5.9), 83 | 76.8 (8.5), 424 |
0.002 | | Women | 36/83 (43%) | 30/424 (71%) | <0.001 | | Education (y); mean (SD), | 15.5 (2.8), 83 | 15.0 (2.7), 424 | 0.07 | | Education >12 y | 64/83 (77%) | 314/424 (74%) | 0.56 | | ApoE carrier | 13/56 (23%) | 58/239 (24%) | 0.87 | | Followup (y); mean (SD), | 5.5 (2.7), 83 | 5.8 (2.9), 424 | 0.30 | | Baseline MCI | 6/83 (7%) | 39/424 (9%) | 0.56 | | MMSE (0–30); mean (SD), | 28.7 (1.6), 82 | 28.8 (1.6), 417 | 0.61 | | JLO (0–30); mean (SD), | 23.7 (4.1), 73 | 23.5 (4.1), 354 | 0.73 | | Clock drawing (0–10); mean (SD), | 9.32 (0.99), 80 | 9.30 (1.02), 421 | 0.87 | | Stroop interference (0–150); mean (SD), | 31.0 (9.0), 81 | 32.1 (9.3), 408 | 0.34 | | COWA total (0–120); mean (SD), | 37 (11), 82 | 38 (12), 421 | 0.71 | | Animal fluency; mean (SD), | 16.6 (4.3), 82 | 17.2 (4.6), 422 | 0.28 | | AVLT total learning (0–75); mean (SD), | 43.3 (9.3), 82 | 45.0 (10.3), 422 | 0.17 | | AVLT long-term memory A7 (0–15); mean (SD), | 8.7 (3.7), 82 | 9.0 (3.3), 423 | 0.54 | | AVLT percent recall (%); mean (SD), | 76 (24), 82 | 78 (21), 423 | 0.61 | | Digit span forward correct (0–12); mean (SD), | 7.7 (2.1), 13 | 7.8 (1.7), 53 | 0.86 | | Digit span backward correct (0–12); mean (SD), | 6.7 (2.3), 13 | 6.3 (2.1), 53 | 0.60 | | BNT (0–30); mean (SD), | 27.4 (1.9), 13 | 26.7 (2.4), 52 | 0.37 | | TMT-A (0–150 seconds); mean (SD), | 43 (17), 81 | 38 (17), 419 | 0.02 | | TMT-B (0–300 seconds); mean (SD), | 109 (47), 81 | 99 (47), 417 | 0.08 |
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