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Table 1 Comparison of mean intake of each nutrient among AD, MCI and normal groups

From: Association between intake of B vitamins and cognitive function in elderly Koreans with cognitive impairment

 

All (n = 321)

AD (n = 100)

MCI (n = 100)

Normal (n = 121)

p-value

Unadjusted2

Adjusted3

Energy (kcal)

      

  Diet only

1487.3 ± 445.3

1450.4 ± 449.5

1447.4 ± 477.7

1550.9 ± 408.9

0.045

0.161

  Total

1490.4 ± 445.51

1451 ± 449.6

1450.6 ± 477.6

1555.8 ± 409.1

0.040

0.170

Protein (g/d)

      

  Diet only

56.0 ± 22.6

54.9 ± 23.7

53.4 ± 23.3

59.1 ± 20.9

0.022

0.460

  Total

56.0 ± 22.6

54.9 ± 23.7

53.4 ± 23.3

59.1 ± 20.9

0.022

0.558

Vitamin B2 (mg/d)

      

  Diet only

0.9 ± 0 .4

0.8 ± 0.4

0.8 ± 0.4

0.9 ± 0.4

0.007

0.360

  Total

2.3

1.8 ± 2.9

2.7 ± 6.2

2.4 ± 5.3

0.410

0.597

Vitamin B6 (mg/d)

      

  Diet only

1.6 ± 0.7

1.5 ± 0.7

1.5 ± 0.7

1.7 ± 0.6

0.008

0.442

  Total

3.3 ± 6.6

2.4 ± 2.4

3.8 ± 7.9

3.6 ± 7.7

0.358

0.432

Vitamin B12 (μg/d)

      

  Diet only

5.7 ± 7.1

5.4 ± 6.7

5.5 ± 7.1

6.1 ± 7.4

0.170

0.586

  Total

8.2 ± 14.1

6.7 ± 9.8

7.5 ± 9.9

10.0 ± 19.0

0.185

0.608

Folate (μg DFE/d)

      

  Diet only

437.6 ± 209.8

402.3 ± 215.5

418.7 ± 204.4

482.5 ± 203.2

0.002

0.316

  Total

469.7 ± 227.1

432.9 ± 232.2

455.7 ± 220.4

511.6 ± 223.5

0.006

0.499

  1. 1Values are mean ± SD.
  2. 2Analyzed by ANOVA after log transformed.
  3. 3Analyzed by GLM at p < 0.05 after log transformed, adjusted for age, sex, BMI, marital status, education, current smoking, energy intake(ln), thyroid disease and vascular risk factors (hypertension, diabetes mellitus, dyslipidemia, stroke and cardiovascular disease) as covariates.