TABLE 4.
Adjusted RR (95% CI) for cognitive impairment with nut consumption, stratified by frequency of other food intake.
Subgroups | Total | Cases | Nut consumption |
||
None or not weekly | <70 g/week | ≥70 g/week | |||
Vegetables intake | |||||
<5 days/week | 783 | 315 | 1.00 (Ref) | 0.85 (0.55–1.30) | 0.86 (0.58–1.27) |
≥5 days/week | 8239 | 2948 | 1.00 (Ref) | 0.87 (0.72–1.06) | 0.81 (0.73–0.89) |
P Interaction | 0.15 | ||||
Fruits intake | |||||
<3 days/week | 5542 | 2039 | 1.00 (Ref) | 0.90 (0.72–1.13) | 0.86 (0.76–0.98) |
≥3 days/week | 3480 | 1224 | 1.00 (Ref) | 0.82 (0.62–1.08) | 0.78 (0.67–0.90) |
P Interaction | 0.35 | ||||
Red meat intake | |||||
<3 days/week | 4543 | 1737 | 1.00 (Ref) | 0.81 (0.63–1.05) | 0.87 (0.76–1.01) |
≥3 days/week | 4479 | 1526 | 1.00 (Ref) | 0.89 (0.70–1.13) | 0.77 (0.68–0.88) |
P Interaction | 0.66 | ||||
Fish intake | |||||
<3 days/week | 5565 | 2099 | 1.00 (Ref) | 0.82 (0.66–1.00) | 0.80 (0.70–0.91) |
≥3 days/week | 3457 | 1164 | 1.00 (Ref) | 1.02 (0.75–1.40) | 0.85 (0.72–0.99) |
P Interaction | 0.26 | ||||
Eggs intake | |||||
<2 days/week | 4648 | 1702 | 1.00 (Ref) | 0.82 (0.64–1.07) | 0.86 (0.75–0.99) |
≥2 days/week | 4374 | 1561 | 1.00 (Ref) | 0.85 (0.68–1.08) | 0.78 (0.68–0.89) |
P Interaction | 0.34 |
RR, relative risk; CI, confidence interval; g/week, grams per week.
Adjusted for all same covariates included in model 3 (see Table 2), except the variable for stratification.