Table 1.
Demographics and measured data for each group.
| Variables | ApLEF | ApHEF | NAp | All |
|---|---|---|---|---|
| Age (SD) | 72.6 (3.8) | 72.3 (3.7) | 72.4 (4.1) | 72.6 (3.9) |
| N (women) | 13 (9)a | 12 (9)a | 75 (38) | 100 (57) |
| Education (SD) | 11.3 (2.9) | 12.1 (2.6) | 13.6 (2.7) | 13.1 (2.8) |
| MMSE (SD) | 27.8 (2.3) | 28.9 (1.3) | 28.6 (1.6) | 28.5 (1.6) |
| SDS (SD) | 36.3 (6.3) | 42.6 (4.7)b | 32.9 (6.9) | 34.5 (7.3) |
| AS (SD) | 19.6 (4.2) | 18.9 (2.2) | 8.4 (3.7) | 11.1 (5.9) |
| Z-EF (SD) | −2.8 (1.1) | 1.47 (1.1) | 0.3 (2.3) | −4.7−16(2.3) |
Note: aSex ratio is statistically different from expected value. bSignificant difference from ApLEF. Group based on appropriate post hoc tests. ApLEF, apathy with low executive function; ApHEF, apathy with high executive function; NAp, nonapathetic; MMSE, mini-mental state examination; SDS, self-rating depression scale; AS, apathy scale; Z-EF, Z-transformed scores of executive function.