Table 1 Socio-demographic and health characteristics and dietary habit of studied subjects
Variables | National Guard Health Affairs- King Abdulaziz Medical City, Riyadh (NGH) | Social Welfare Homes for the Elderly (SWH) | ||
|---|---|---|---|---|
| Â | Control | Alzheimer | Control | Alzheimer |
Socio-demographic Characteristics | ||||
 Age (mean ± SD) | 69.40 ± 9.29 | 76.00 ± 13.05 | 74.65 ± 10.45 | 80.17 ± 8.33 |
 BMI (mean ± SD) | 30.37 ± 8.37 | 24.23 ± 8.49 | 29.15 ± 7.35 | 28.49 ± 5.06 |
Education Level | ||||
 Illiterate | 70% | 94.44% | 65% | 77.78% |
 Elementary | 30% | 5.56% | 20% | 16.67% |
 Intermediate | 0% | 0% | 15% | 5.56% |
 Higher | 0% | 0% | 0% | 0% |
Income | ||||
 Less than 3000 | 95% | 100% | 25% | 27.78% |
 3000–5000 | 5% | 0% | 65% | 44.44% |
 More than 5000 | 0% | 0% | 10% | 27.78% |
Chronic non communicable and health conditions | ||||
 Diabetes | 30% | 22.2% | 20% | 27.78% |
 Diabetes + Blood pressure | 20% | 38.89% | 40% | 44.44% |
 Arthritis | 10% | 0% | 0% | 0% |
 Heart Disease | 5% | 16.67% | 5% | 11.11% |
 Any other | 4% | 5.56% | 2% | 0% |
 Do know what is Alzheimer | 10% | 0% | 50% | 0% |
 Do know what is ω-6 and ω-3 | 5% | 0% | 25% | 0% |
Dietary habit | ||||
 Fish |  |  |  |  |
 Do not eat at all | 0% | 5.56% | 15% | 27.78% |
 Everyday | 0% | 0% | 0% | 0% |
 Per week | 60% | 33.33% | 30% | 22.22% |
 Per month | 40% | 61.11% | 55% | 50% |
 Egg/day | 65% | 45% | 75% | 25% |
 Meat/day | 25% | 22% | 38% | 32% |
 Chicken/day | 40% | 37% | 57% | 49% |
 Nut/day | 0% | 0% | 0% | 0% |
 Flaxseed /day | 0% | 0% | 0% | 0% |
 Sesame oil/day | 0% | 0% | 0% | 0% |
 Sunflower oil/ day | 55.55% | 44.50% | 70.75% | 29.25% |
 Olive oil/day | 80.45% | 19.55% | 68.60% | 31.4% |
 Corn oil/day | 0% | 0% | 0% | 0% |
 Supplementary food (fish oil) | 0% | 0% | 0% | 0% |