Table 1.
Age and age-adjusted baseline characteristics of WACS cognitive cohort by tertiles of total fat intake, 1998 (n=2 551)
| Tertile of total fat intake | |||
|---|---|---|---|
| 1 | 2 | 3 | |
| Age at initial cognitive assessment (y) means±SDs (range) | 72.6±4.2 (66.1-90.1) | 72.7±4.2 (66.1-90.9) | 71.8±4.0 (66.1-91.2) |
| Highest attained education (%) | |||
| Licensed practical or vocational nurse / associate’s degree | 28 | 25 | 27 |
| Registered nurse / Bachelor’s degree | 59 | 65 | 64 |
| Master’s degree / Doctoral degree | 13 | 10 | 9 |
| Alcohol intake (g/d) | 4.3 | 4.0 | 3.2 |
| Physical activity in kJ/week (in kcal/week) | 4 366 (1043) | 3 730 (891) | 3 278 (783) |
| Use of multivitamin supplements (%) | 33 | 28 | 28 |
| Current smoking status (%) | 8 | 8 | 13 |
| Current postmenopausal hormone therapy (%) | 41 | 41 | 37 |
| Body mass index (kg/m2) | 27.5 | 28.6 | 29.8 |
| Use of aspirin exceeding 10 days in the previous month (%) | 53 | 45 | 40 |
| History of depression (%) | 15 | 14 | 16 |
| History of myocardial infarction (%) | 23 | 21 | 19 |
| History of stroke (%) | 9 | 7 | 8 |
| History of revascularization surgery (%) | 25 | 20 | 17 |
| History of angina (%) | 48 | 45 | 43 |
| History of transient ischemic attack (%) | 15 | 15 | 15 |
| History of diabetes (%) | 17 | 19 | 27 |
| History of hypertension (%) | 77 | 77 | 78 |
| History of hyperlipidemia (%) | 81 | 75 | 68 |
| Vitamin C intake from diet (mg/d) | 171.6 | 153.5 | 137.2 |
| Vitamin E intake from diet (mg/d) | 6.9 | 6.7 | 5.9 |
| Carotene intake from diet (IU/d) | 12 404 | 10 779 | 9 492 |
| Fiber intake (g/d) | 21.6 | 18.9 | 16.1 |