Table 3.

Oxygen extraction values for peak exercise at 4559 m and the equivalent work rate at sea level (SL). *The C(a−v)O₂ for equivalent $\dot{\mathrm{V}}{\text{O}}_2$ for each individual at SL (ml litre⁻¹)

Subject	C(a−v)O2 at peak VO2 (ml litre−1): 4559 m	C(a−v)O2 for equivalent work rate (ml litre−1): SL*	C(a−v)O2 (ml litre−1) difference (4559 m—SL)
1	83.8	81.2	2.6
2	83.9	78.1	5.9
3	67.5	73.0	−5.5
4	119.1	104.1	15.0
5	120.9	120.7	0.3
Median (range)	83.9 (67.5–120.9)	81.2 (73.0–120.7)	2.6 (−5.5–15.0)