Table 2

Variables for oxygen consumption during steady state exercise

Patients (n = 10)Controls (n = 10)95% CI
RestingV˙o 2 (ml/kg/min)3.1 (0.6)3.2 (0.5)−0.64 to 0.39
PlateauV˙o 2 (ml/kg/min) 8.6 (1.6)9.2 (1.8)−2.23 to 1.00
τ onset1.11 (0.23)0.92 (0.25)−0.53 to 0.91
τ offset1.29 (0.14)0.82 (0.07) 0.14 to 0.81
O2 deficit (ml)6.4 (1.5)6.1 (2.1)−5.2 to 5.7
O2 debt (ml)7.2 (1.0)5.0 (0.6)2-150 0.3 to 4.69
  • Values are mean (SD).

  • 2-150 p = 0.05, p < 0.005 for the comparison of patients with controls.

  • CI, confidence interval; τ, time constant either of offset or onset.