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Table 2 Glucometabolic parameters, OGTT results and prevalence of the metabolic syndrome in subjects with and without atrial fibrillation.

From: Prevalence of abnormal glucose metabolism in atrial fibrillation: A case control study in 75-year old subjects

 

Atrial fibrillation

No atrial fibriallation

Chi-square/df/p or t/d.f/p

N

46

108

 

HbA1c (%)

5.9 ± 0.3*

5.7 ± 0.4

1.953/139/0.05

Insulin (pmol/l)

98 ± 67

90 ± 39

0.887/120/0.38

HOMA-IR

4.35 ± 3.4

4.0 ± 1.9

0.730/120/0.47

Fasting glucose (mmol/l)

5.3 ± 0.6

5.3 ± 0.6

0.156/152/0.88

Delta 1-h glucose (mmol)l)

4.3 ± 2.2

3.9 ± 1.9

-1.299/152/0.20

Delta 2-h glucose (mmol/l)

2.0 ± 2.2

1.4 ± 1.6

-0.167/152/0.10

AUC Baseline-60 minutes

129.7 ± 65.6

116.1 ± 57.2

-1,299/152/0.20

AUC 60–120 minutes

193.2 ± 102.0*

161.1 ± 85.5

-2,010/152/0.05

OGTT results and the metabolic syndrome, n (%)

NGT

28 (60.9%)

61 (56.5%)

6.143/2/0.46

Prediabetes

12 (26.1%)

43 (39.8%)

 

DM

6 (13.0%)

4 (3.7%)

 

Metabolic syndrome

19 (41.3%)

34 (31.5%)

1.379/1/0.240

  1. *: p ≤ 0.05 Abbreviations: HbA1c – Haemoglobin A1c, HOMA-IR – homeostasis model assessment for insulin resistance, h – hour, AUC – area under the curve, OGTT – oral glucose tolerance test, NGT – normal glucose tolerance, DM – diabetes mellitus