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Table 1 Biomarkers used to calculate each dysregulation score, and their population mean ± standard deviation (SD)

From: Multidimensional associations between nutrient intake and healthy ageing in humans

Biomarker

System

Mean ± SD

Mean corpuscular haemoglobin, MCH (pg)

Oxygen transport

31.0 ± 1.6

MCH concentration (g/L)

Oxygen transport

340 ± 8

Mean corpuscular volume (fL)

Oxygen transport

91.3 ± 4.3

Red blood cell count (1012/L)

Oxygen transport

4.49 ± 0.43

Red cell distribution widtha

Oxygen transport

0.136 ± 0.010

Haemoglobin (g/L)

Oxygen transport

139 ± 13

Albumin (g/L)

Liver/kidney function

43.2 ± 2.4

Creatinine (μmol/L)a

Liver/kidney function

80.3 ± 21.1

Albumin-globulin ratio

Liver/kidney function

1.52 ± 0.22

Bilirubin, total (μmol/L)a

Liver/kidney function

10.2 ± 4.3

Alkaline phosphatase (U/L)a

Liver/kidney function

78.3 ± 24.5

Alanine aminotransferase (U/L)a

Liver/kidney function

12.5 ± 22.5

Aspartate aminotransferase (U/L)a

Liver/kidney function

22.9 ± 22.8

γ-Glutamyltransferase (U/L)a

Liver/kidney function

33.0 ± 32.5

Lactate dehydrogenase (U/L)a

Liver/kidney function

158 ± 30

Proteins, total (g/L)

Liver/kidney function

71.9 ± 4.1

Uric acid (μmol/L)

Liver/kidney function

342 ± 82

Monocytes (differential count)

Leukopoiesis

0.076 ± 0.029

Neutrophils (differential count)

Leukopoiesis

0.616 ± 0.087

Leukocytes (109/L)a

Leukopoiesis

6.36 ± 1.71

Lymphocytes (differential count)

Leukopoiesis

0.294 ± 0.081

Folate (nmol/L)a

Micronutrients

38.3 ± 12.5

Vitamin B12 (pmol/L)a

Micronutrients

431 ± 183

β-Carotene (μmol/L)a

Micronutrients

3.40 ± 5.55

α-Tocopherol (μmol/La

Micronutrients

28.6 ± 16.0

γ-Tocopherol (μmol/L)a

Micronutrients

3.36 ± 2.72

Triglycerides (mmol/L)a

Lipids

1.63 ± 0.77

Cholesterol, total (mmol/L)

Lipids

5.12 ± 1.02

Cholesterol, high-density (mmol/L)

Lipids

1.44 ± 0.39

Platelet count (109/L)a

-

237 ± 64

  1. a Variable was log-transformed to meet assumptions of normality