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Table 2 Biomarkers measured in this study; TD-NMR markers: plasma water T2, serum water T2

From: Water T2 as an early, global and practical biomarker for metabolic syndrome: an observational cross-sectional study

Category

Correlation with plasma water T a2

No correlation with plasma water T a2

Insulin resistance, diabetes and anthropometric markers

Fasting insulin, insulin C-peptide, proinsulin, HbA1c, glucose, HOMA-IR, QUICKI, FIRI, G/I ratio, McAuley Index

Body-mass index, waist circumference, age, resting heart rate

Protein, viscosity liver function and amino acid markers

Total serum and plasma protein, serum and plasma globulins, % globulins, viscosity, ALT, GGT, Ser, Asn, Gln, Thr, Tyr

Serum and plasma albumin, IgG, IgM, IgA, AST, homocysteine, and 30 other amino acid and amino acid metabolites

Lipid and lipoprotein markers

Total cholesterol, non-HDL-C, LDL-C, LDL-P, VLDL-C, IDL-C, remnant-C, apoB, phospholipids, TG, TG/HDL ratio

Lp(a), HDL-C, HDL2, HDL3, apoAI, apoE, omega-3 index, DHA, AA, EPA, LpPLA2, serum turbidity (O.D.550 nm), free fatty acids

Inflammation, acute phase proteins, blood cell and oxidative stress markers

hs-CRP, WBC, neutrophils, lymphocytes, platelets, RDW, MCH, sedimentation rate, fibrinogen, complement C3c, C4c, plasminogen activator inhibitor-1 (PAI-1), α1-acid glycoprotein, interleukin-6

RBC, HCT, Hb, MCHC, MCV, mean PLT volume, HNE, ORAC total antioxidant capacity, monocytes, eosinophils, basophils, haptoglobin, fibronectin, transferrin, ceruloplasmin, total iron, TIBC, % iron sat., ferritin, sICAM1, adiponectin, factor VII, uric acid, neutrophil elastase, endotoxin, staph. enterotoxin, α2-macroglobulin, α1-antitrypsin, IL-10, TNFα, IL-1β

Electrolyte markers

Lactate, Cl−, Cl− + CO2 (bicarbonate), anion gap, anion gap corrected for albumin

Sodium, potassium, calcium

Kidney and thyroid markers

 

BUN, creatinine, eGFR, thyroid stimulating hormone (TSH), free T4

  1. aA correlation is defined as p < 0.05 for all three correlation coefficients: Pearson, Spearman, and Huber M-value. For biomarkers in the middle column, the individual coefficients and statistics are provided in Table 3 and Additional file 1: Table S1. A list of abbreviations is provided below