Table 1.
Baseline demographic and clinical characteristics of subjects who completed the hyperinsulinemic euglycemic clamp
| Young group (n=10)a | Elderly group (n=13)a | P-valueb | |
|---|---|---|---|
| Age (year) | 23±3 (13.1) | 57±7 (11.5) | <0.001 |
| Body weight (kg) | 69.2±7.7 (11.1) | 67.1±3.5 (5.2) | 0.445 |
| BMI (kg/m2) | 22.6±1.6 (7.3) | 23.2±1.3 (5.6) | 0.372 |
| Fat mass (kg) | 12.0±2.9 (24.4) | 15.9±3.5 (21.9) | 0.010 |
| Fat free mass (kg) | 57.1±6.6 (11.5) | 51.2±3.2 (6.3) | 0.021 |
| Skeletal muscle mass (kg) | 32.2±3.7 (11.6) | 28.5±2.0 (7.1) | 0.006 |
| Body fat (%) | 17.3±3.6 (20.5) | 23.7±4.5 (19.1) | 0.002 |
| Waist–hip ratio | 0.84±0.05 (5.5) | 0.89±0.04 (4.1) | 0.010 |
Notes: aValues are presented as arithmetic mean ± SD (CV, %).
bP<0.05 was considered significantly different between the two age groups.
Abbreviations: BMI, body mass index; CV, coefficient of variation; OGTT, oral glucose tolerance test.