Demographic and functional characteristics of endurance athletes and control subjects
| Athletes (n= 34) | Controls (n= 12) | P values | |
| Age (years) | 48.18±7.48 | 42.36±13.43 | n.s |
| BSA (m2) | 1.80±0.11 | 1.89±0.14 | n.s |
| Training volume (hours/week) | 9.38±3.52 | 3.08±1.52 | <0.05 |
| Training history (years) | 28.06±10.84 | 9.38±3.02 | <0.05 |
| Rest heart rate (bpm) | 56.03±8.87 | 70.33±15.42 | <0.05 |
| VO2 peak (mL/min/kg) | 60±6.53 | ||
| Peak heart rate (bpm) | 176.27±10.32 | ||
| RER max | 1.14±0.07 |
Data are presented as mean value±SD. VO2 peak, maximal oxygen uptake.
BSA, body surface area; RER max, maximal respiratory exchange ratio.