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Table 2 Mean non-fermented dairy intake (grams/day) and mean differences per cohort by lactase persistence genotype

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

 

Dairy type

NLP (SE)

LP (SE)

Difference (95% CI)

CoLaus|PsyCoLaus

Total

229.7 (10.4)

254.5 (11.7)

24.8 (1.8–47.7)

 

Non-fermented

71.5 (6.1)

86.8 (3.1)

15.3 (1.8–83.5)

Rotterdam Study

Total

280.2 (13.9)

338.1 (14.5)

57.9 (29.6–86.3)

 

Non-fermented

147.2 (11.8)

197.0 (3.5)

49.8 (22.9–69.5)

CLSA*

Total

2.6 (0.02)

2.9 (0.02)

0.31 (0.26–0.36)**

 

Non-fermented

1.4 (0.02)

1.7 (0.01)

0.29 (0.25–0.32)**

  1. *times/d, once/d corresponding to 250 g/d of milk ** Approximately corresponding to 73 g/d - CLSA performed s qualitative FFQ. NLP: Non-lactase persistent (CC genotype); LP: Lactase persistent (CT/TT genotypes). CLSA: Canadian Longitudinal Study on Aging, SE: Standard Error.