Metabolic and behavioral variables
| Symbol . | Description . | Units . |
|---|---|---|
| V̇ O2,max | Maximum V̇O2 in forced exercise (1 min) | ml O2 min–1 |
| ADMR | Average daily metabolic rate | kJ day–1 |
| RMR | Minimal resting metabolic rate (10 min) | ml O2 min–1 |
| V̇O2 1 | Maximum voluntary V̇O2 averaged over 1 min | ml O2 min–1 |
| V̇O22 | Maximum voluntary V̇O2 averaged over 2 min | ml O2 min–1 |
| V̇O25 | Maximum voluntary V̇O2 averaged over 5 min | ml O2 min–1 |
| Slope | Slope of speed versus V̇O2 regression | ml O2 kg–1 km–1 |
| Intercept | Intercept of speed versus V̇O2 regression | ml O2 kg–1 min–1 |
| trun | Time spent running per day | min day–1 |
| drun | Distance run per day | km day–1 |
| Vmean | Mean voluntary running speed | km h–1 |
| Vmax | Maximum voluntary running speed (1.5s) | km h–1 |
| Vmax1 | Maximum voluntary running speed (1 min) | km h–1 |
| Vmax2 | Maximum voluntary running speed (2 min) | km h–1 |
| Vmax5 | Maximum voluntary running speed (5 min) | km h–1 |
| Nbout | Number of running bouts per day | |
| Boutmean | Mean running bout duration | s |
| Boutmax | Maximum running bout duration | s |
| Symbol . | Description . | Units . |
|---|---|---|
| V̇ O2,max | Maximum V̇O2 in forced exercise (1 min) | ml O2 min–1 |
| ADMR | Average daily metabolic rate | kJ day–1 |
| RMR | Minimal resting metabolic rate (10 min) | ml O2 min–1 |
| V̇O2 1 | Maximum voluntary V̇O2 averaged over 1 min | ml O2 min–1 |
| V̇O22 | Maximum voluntary V̇O2 averaged over 2 min | ml O2 min–1 |
| V̇O25 | Maximum voluntary V̇O2 averaged over 5 min | ml O2 min–1 |
| Slope | Slope of speed versus V̇O2 regression | ml O2 kg–1 km–1 |
| Intercept | Intercept of speed versus V̇O2 regression | ml O2 kg–1 min–1 |
| trun | Time spent running per day | min day–1 |
| drun | Distance run per day | km day–1 |
| Vmean | Mean voluntary running speed | km h–1 |
| Vmax | Maximum voluntary running speed (1.5s) | km h–1 |
| Vmax1 | Maximum voluntary running speed (1 min) | km h–1 |
| Vmax2 | Maximum voluntary running speed (2 min) | km h–1 |
| Vmax5 | Maximum voluntary running speed (5 min) | km h–1 |
| Nbout | Number of running bouts per day | |
| Boutmean | Mean running bout duration | s |
| Boutmax | Maximum running bout duration | s |
ADMR was computed from mean daily V̇O2 assuming 20.1 J ml–1 O2