Table 2.

Summary of statistics from mixed linear model with CaO₂ and PaCO₂ as fixed parameters.

	CaO2 weight	CaO2 p value	PaCO2 weight	PaCO2 p value
Cerebral metabolism
CDO2 (µmol/ 100 g/min)	−7.2	0.37	55.3	$<10-5$ a
CBF (mL/100 g/min)	−10.5	$<10-6$ a	6.9	$<10-3$ a
A-V O2 (%)	0.03	$<10-4$ a	−0.041	$<10-4$ a
CMRO2 (µmol/ 100 g/min)	−8.8	0.007a	1.6	0.70
NAA (mmol/L)	0.073	0.21	−0.019	0.82
Glutamate (mmol/L)	−0.016	0.63	−0.18	$<10-3$ a
Cerebral lactate (mmol/L)	−0.15	$<10-6$ a	−0.31	$<10-6$ a
tCr (mmol/L)	0.080	0.13	0.23	0.004a

^aA statistically significant change (p < 0.05).

CDO₂: cerebral O₂ delivery; CBF: cerebral blood flow; A-V O₂: arteriovenous O₂ saturation difference; CMRO₂: cerebral metabolic rate of O₂; NAA: N-acetylaspartate; tCr: creatine and phosphocreatine.