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Table 1 Physical and biochemical characteristics of subjects at baseline and in response to 7-days of overfeeding a,b

From: Circulating glucagon-like peptide-1 increases in response to short-term overfeeding in men

  Entire cohort (n = 72)
Day 1 Day 8 p-value Change (Δ) from baseline Average percent change from baseline (%)
Age 23.11 ± 0.37 N/A - N/A N/A
Height (cm) 179.18 ± 0.72 N/A - N/A N/A
Weight (kg)b 80.92 ± 1.81 83.13 ± 1.87 <0.001 2.21 ± 0.16 2.74 ± 0.20
BMI (kg/m2)b 25.27 ± 0.56 25.96 ± 0.58 <0.001 0.69 ± 0.05 2.74 ± 0.20
Percent body fat 22.41 ± 1.05 22.69 ± 1.00 0.051 0.28 ± 0.14 2.65 ± 0.87
Percent trunk fat 25.15 ± 1.17 25.52 ± 1.10 0.088 0.38 ± 0.21 3.25 ± 1.10
Percent android fatb 28.64 ± 1.38 29.44 ± 1.35 <0.001 0.80 ± 0.21 4.77 ± 1.37
Percent gynoid fat 27.27 ± 1.03 27.50 ± 0.99 0.221 0.23 ± 0.19 1.80 ± 0.89
Total cholesterol (mmol/L)b 4.50 ± 0.10 4.74 ± 0.10 0.007 0.23 ± 0.08 6.33 ± 1.88
HDL cholesterol (mmol/L)b 1.31 ± 0.03 1.41 ± 0.03 <0.001 0.10 ± 0.02 9.08 ± 1.88
Total cholesterol:HDLc ratiob 3.58 ± 0.10 3.47 ± 0.10 0.020 −0.10 ± 0.04 −2.11 ± 1.12
LDL cholesterol (mmol/L) 2.72 ± 0.08 2.75 ± 0.08 0.639 0.03 ± 0.06 2.88 ± 2.17
Triacylglycerols (mmol/L)b 1.08 ± 0.06 1.44 ± 0.16 0.005 0.35 ± 0.15 44.74 ± 21.54
Glucose (mmol/L) 5.10 ± 0.06 5.11 ± 0.06 0.905 0.01 ± 0.07 0.75 ± 1.31
Insulin (pmol/L)b 68.54 ± 8.27 86.84 ± 7.78 <0.001 18.29 ± 6.98 55.02 ± 9.53
HOMA-IRb 2.38 ± 0.34 2.92 ± 0.29 <0.001 0.54 ± 0.29 59.71 ± 10.77
HOMA-βb 114.57 ± 8.85 158.38 ± 12.38 <0.001 43.80 ± 9.30 50.60 ± 8.01
Serum GLP-1 (pmol/L)b 36.84 ± 3.16 42.39 ± 3.18 <0.001 5.55 ± 1.57 24.10 ± 5.85
  1. a Values are mean ± SE. Homeostasis model assessment of insulin resistance (HOMA-IR) and of B cell function (HOMA-β); GLP-1, Glucagon-like Peptide-1; N/A, not applicable.
  2. b Significant difference present between pre- and post- overfeeding (paired t-test; SPSS 19.0).