Cognitive function measures | Mean (SD) | Range | Mean (SD) | Range |
Memory | ||||
Original score | 9.2 (3.5) | 0–20 | 9.7 (3.6)*** | 0–20 |
z-Transformed score | −0.07 (0.99) | −2.7–3.0 | 0.06 (1.01) | −2.7–3.0 |
Executive function | ||||
Original score | 19.8 (6.4) | 0–48 | 18.9 (6.1)*** | 0–50 |
z-Transformed score | 0.07 (1.02) | −3.1–4.6 | −0.06 (0.98) | −3.1–4.9 |
Processing speed | ||||
Original score | 17.7 (5.7) | 0–62 | 19.3 (6.1)*** | 0–63 |
z-Transformed score | −0.1.4 (1.0) | −3.1–7.3 | −0.12 (1.0) | −3.1–7.5 |
*P<0.05 for the gender difference.
**P<0.01.
***P<0.001.
†One or more limitations with ADL.
‡Difficulties walking 100 yards.
§Reported between baseline and wave 5.
ADL, activities of daily living; BMI, body mass index; CVD, cardiovascular disease; SES, socioeconomic status.