Table 1.

Subject characteristics

	Pre	Post	Paired T-test (two sided-P value)
age (years)	53.9±14.8 (25–74.3)
gender	21 men/34 women
weight (kg)	86.9±14.8 (61.3–119.1)	84.4±12.7 (59.6–115.6)	<0.0001
BMI (kg/m2)	30.5±4.4 (20.6–38.9)	29.5±3.9 (21.3–38.1)	<0.0001
fat mass (kg)	34.1±9.5 (16.2–65.0)	30.9±8.4 (16.5–50.4)	<0.0001
fat free mass (kg)	53.0±11.9 (33.7–85.8)	52.6±10.8 (35.8–82.6)	0.098
VO2peak (ml/min)	1939.7±635.1 (873–4005)	2180.2±743.7 (967–4469)	<0.0001
GIR (mg/min)	367.2±111.8 (168.2–662.7)	449.8±130.4 (160.0–810.0)	<0.0001

Caption: Results are mean±SD (min–max), GIR=glucose infusion rate at steady state at the end of glucose clamp.