Table 2.
Participant characteristics at baseline and 24 weeks.
| All Exercise (n=163) | Control (n=53) | |||
|---|---|---|---|---|
|
| ||||
| Characteristic | Baseline | Change | Baseline | Change |
|
| ||||
| Age, y | 52.4 ± 7.8 | 52.3 ± 8.4 | ||
|
| ||||
| Sex (% male, % female) | 36, 64 | 34, 66 | ||
|
| ||||
| Weight (kg) | 94.7 ± 15.9 | -5.4 ± 4.7* | 93.6 ± 16.9 | -0.7 ± 4.4 |
|
| ||||
| WC (cm) | 110.5 ± 11.3 | -5.4 ± 4.7* | 108.8 ± 10.6 | -0.9 ± 4.2 |
|
| ||||
| Fasting insulin (pmol/L) | 65.6 ± 35.7 | -14.2 ± 23.3* | 70.7 ± 34.9 | -6.6 ± 27.1 |
|
| ||||
| HOMA-IR | 2.3 ± 1.4 | -0.5 ± 0.9* | 2.5 ± 1.3 | -0.3 ± 1.0 |
|
| ||||
| 2-hr glucose (mmol/L) | 7.2 ± 1.6 | -0.2 ± 1.7 | 7.6 ± 1.7 | 0.06 ± 1.6 |
|
| ||||
| Insulin AUC (pmol/L) | 2080.6 ± 1281.9 | -458.2 ± 817.8* | 2042.4 ± 1021.4 | -112.4 ± 661.3 |
|
| ||||
| SBP (mmHg) | 121.7 ± 12.9 | -3.1 ± 10.2 | 122.1 ± 13.1 | -0.4 ± 13.3 |
|
| ||||
| DBP (mmHg) | 80.2 ± 8.2 | -2.9 ± 7.4 | 79.7 ± 8.1 | -0.8 ± 7.8 |
|
| ||||
| CRF (VO2peak) | ||||
| L/min | 2.7 ± 0.7 | 0.4 ± 0.3* | 2.7 ± 0.8 | -0.02 ± 0.2 |
| mL/kg/min | 28.4 ± 5.1 | 6.3 ± 4.1* | 29.2 ± 6.0 | -0.09 ± 3.0 |
Mean ± SD. WC, waist circumference; AUC, area under the curve; SBP, systolic blood pressure; DBP, diastolic blood pressure; CRF, cardiorespiratory fitness.
*
Exercise differs from control (p<0.05).