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Table 3 Weighted odds ratios (95% confidence intervals) for score on Animal Fluency test across tertiles of dietary ω-3 and ω-6 fatty acids intake and ω-6: ω-3 ratio, NHANES 2011–2014 (N = 2496)

From: Association of dietary ω-3 and ω-6 fatty acids intake with cognitive performance in older adults: National Health and nutrition examination Survey (NHANES) 2011–2014

 

Case/Participants

Crude1

Model 11

Model 21

ω-3 (mg/kcal/day)

 <0.727

245/832

1.00 (Ref.)

1.00 (Ref.)

1.00 (Ref.)

 0.727 to <1.04

255/832

0.77(0.55–1.05)

0.75(0.54–1.03)

0.75(0.54–1.03)

  ≥ 1.04

218/832

0.68(0.48–0.96) *

0.67(0.48–0.94) *

0.68(0.47–0.99) *

ω-6 (mg/kcal/day)

 <6.538

262/832

1.00 (Ref.)

1.00 (Ref.)

1.00 (Ref.)

 6.538 to <8.848

249/832

0.69(0.47–1.03)

0.69(0.46–1.03)

0.66(0.43–1.02)

  ≥ 8.848

207/832

0.60(0.43–0.84) **

0.61(0.43–0.87) **

0.60(0.40–0.92) *

ω-6: ω-3 ratio

 <7.684

245/832

1.00 (Ref.)

1.00 (Ref.)

1.00 (Ref.)

 7.684 to <9.462

232/832

1.08(0.80–1.47)

1.09(0.81–1.47)

1.17(0.83–1.65)

  ≥ 9.462

241/832

1.01(0.70–1.45)

1.04(0.71–1.53)

1.15(0.73–1.81)

  1. 1Calculated using binary logistic regression
  2. Model 1 adjusted for age and gender
  3. Model 2 adjusted for age and gender, race, educational level, marital status, income, BMI, recreational activity, work activity, drinking status, hypertension, diabetes and stroke
  4. *p < 0.05; **p < 0.01