Table 2. Estimated total cerebral blood flow (CBF), venous oxygen saturation in superior sagittal sinus (S_vO₂), and cerebral metabolic rate of oxygen (CMRO₂) levels in eight subjects evaluated in three successive sessions to show short-term reproducibility.

	Session 1			Session 2			Session 3
	CBF	SvO2	CMRO2	CBF	SvO2	CMRO2	CBF	SvO2	CMRO2
Subject	(mL per 100 g per minute)	(%)	(μmol per 100 g per minute)	(mL per 100 g per minute)	(%)	(μmol per 100 g per minute)	(mL per 100 g per minute)	(%)	(μmol per 100 g per minute)
1	44.4±1.2	65±1	123±4	45.1±1.0	64±1	129±5	45.4±0.7	64±1	129±4
2	42.4±1.7	64±2	119±5	41.0±1.3	63±2	118±2	41.4±0.7	63±1	120±3
3	52.4±1.1	71±1	118±4	50.8±1.1	71±2	114±4	50.7±1.3	70±1	116±3
4	47.3±1.3	66±2	127±6	48.2±0.6	65±1	131±7	48.3±1.3	67±2	123±5
5	46.3±1.2	65±2	128±3	43.6±1.4	63±2	126±3	43.3±1.7	62±2	130±3
6	41.3±2.0	57±2	136±3	42.9±0.4	58±0	138±2	41.7±1.2	59±1	132±2
7	45.7±1.3	63±1	129±5	46.5±2.3	62±2	134±2	46.1±1.6	62±2	135±2
8	45.2±1.2	63±1	130±1	42.5±0.5	62±1	124±3	42.8±1.5	61±0	129±4
Average	45.7±3.8	64±4	126±6	45.1±3.3	64±4	127±8	45.0±3.3	64±4	127±6

Summary of the reproducibility data. Global averages are given in the last row.