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Table 3 Mean differences in scores (95% CI) for global cognitive function and four cognitive domains per 50 g/day intake difference in the three cohorts

From: Dairy intake and cognitive function in older adults in three cohorts: a mendelian randomization study

 

Dairy type

CoLaus|PsyCoLaus

(n = 1565)

Rotterdam Study

(n = 8382)

CLSA

(n = 29046)

MMSE/MAT

Total

0.18 (-0.65 to 1.00)

-0.20 (-0.56 to 0.17)

3.38 (2.11 to 4.65)

(range: 0–30/0–52)

Non-fermented

0.17 (-0.60 to 0.95)

-0.28 (-0.83 to 0.26)

3.50 (2.26 to 4.73)

Executive function

Total

0.88 (-2.10 to 3.86)

3.80 (-1.68 to 9.28)

3.05 (2.09 to 4.00)

(difference in seconds)

Non-fermented

0.49 (-0.42 to 1.40)

5.66 (-3.69 to 15.00)

3.08 (2.19 to 3.96)

Verbal fluency

Total

1.65 (-6.07 to 9.37)

0.77 (-0.67 to 2.21)

2.03 (1.30 to 2.76)

(range: 0–58 words)

Non-fermented

0.95 (-2.66 to 4.55)

1.02 (-0.97 to 3.01)

2.17 (1.43 to 2.92)

Verbal learning

Total

-

0.21 (-0.28 to 0.70)

0.87 (0.53 to 1.21)

(range: 0–8 in RS

0–15 in CLSA)

Non-fermented

-

0.26 (-0.35 to 0.87)

0.89 (0.56 to 1.22)

Memory

Total

-1.60 (-7.40 to 4.18)

-

0.67 (0.47 to 0.88)

(range: 0–48 in PsyCoLaus and

0–9 in CLSA)

Non-fermented

-0.97 (-3.59 to 1.66)

-

0.71 (0.51 to 0.90)

  1. CLSA: Canadian Longitudinal Study on Aging; MMSE: Mini-Mental State Examination; MAT: Mental Alternation Test; FCSRT: Free and Cued Selective Reminding Test; PMT: Prospective Memory Test