Table 2.
Least squares estimates of the slope for SAGE and MMSE score changes
| Subgroup | Change per year (SE) | P value for zero slope | ||
|---|---|---|---|---|
| SAGE (22 points maximum) | MMSE (30 points maximum) | SAGE | MMSE | |
| MCI to AD dementia | –1.91 (0.14) | –1.68 (0.14) | < .0001 | < .0001 |
| MCI to other dementia | –2.33 (0.31) | –1.83 (0.26)a | < .0001 | < .0001 |
| AD dementia | –1.82 (0.11) | –2.38 (0.14) | < .0001 | < .0001 |
| AD dementia, SAGE ≥5 (n = 202) | –1.9 (0.11) | –2.4(0.14) | < .0001 | < .0001 |
| AD dementia, SAGE 2–4 (n = 18) | 0.04(0.34) | –2.17(0.68) | 0.9161 | 0.0054 |
| MCI con-converters | 0.01 (0.09) | –0.09 (0.05) | 0.8907 | 0.0893 |
| SCD | 0.08 (0.08) | –0.01 (0.08) | 0.3168 | 0.8848 |
Abbreviations: AD Alzheimer’s disease, MCI Mild cognitive impairment, MMSE Mini-Mental State Examination, SAGE Self-Administered Gerocognitive Examination, SCD Subjective cognitive decline, SE Standard error
aOne outlier removed