Table 2.

Diffusion model parameters from Andreassen et al 14

Respiratory frequency	f	14 min-1
Tidal volume	Vt	0.5 L
Dead space volume	Vd	0.15 L
Cardiac output	CO	5 L/min
Oxygen consumption	VO2	11.5 mmol/min
Haemoglobin	cHb	9 mmol/L
Methaemoglobin	cMetHb	0 mmol/L
Carboxyhaemoglobin	cCOHb	0 mmol/L
Oxygen solubility coefficient	αO2	0.0102 mmol/(L kPa)
Arterial pH status	pHa	7.4
Capillary pH status	pHc	7.4
Arterial base excess	BEa	0 mmol/L
Capillary base excess	BEc	1 mmol/L
Arterial blood temperature	Ta	37 C
Capillary blood temperature	Tc	37 C
Barometric pressure	PB	101.3 kPa