Table 3.
Characteristics of subjects in the exercise intervention study
| Before | After | |
|---|---|---|
| Age (years) | 56 ± 1 | — |
| Body mass (kg) | 85.6 ± 4.0 | 84.9 ± 4.0 |
| Body fat (%) | 29 ± 2 | 27 ± 2 |
| Systolic BP (mmHg) | 117 ± 4 | 119 ± 3 |
| Diastolic BP (mmHg) | 76 ± 2 | 78 ± 2 |
| Heart rate (beats min−1) | 65 ± 3 | 66 ± 4 |
| V̇O2.max (ml kg−1 min−1) | 30.0 ± 1.2 | 30.9 ± 1.3 |
| Treadmill time to exhaustion (min) | 9.6 ± 0.3 | 11.5 ± 0.4* |
| Submaximal exercise heart rate (beats min−1)† | 149 ± 2 | 140 ± 3* |
| Submaximal exercise RPE (units)† | 13 ± 1 | 11 ± 1* |
*
P < 0.05 vs. values before exercise intervention. V̇O2.max, maximal oxygen consumption; BP, blood pressure; RPE, rating of perceived exertion.
†
Treadmill walking at ∼70% of baseline V̇O2.max.