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Table 3 Values of gray and white matter fraction for each brain region

From: Oxygen extraction fraction is not uniform in human brain: a positron emission tomography study

 

Fraction

Region

Gray matter

White matter

Cerebellum

0.78 ± 0.04

0.18 ± 0.05

Pons

0.06 ± 0.01(1)

0.93 ± 0.01(1)

Thalamus

0.41 ± 0.07(1,2)

0.59 ± 0.07(1,2)

Putamen

0.59 ± 0.08(1,2)

0.41 ± 0.08(1,2)

Frontal base

0.62 ± 0.03(1,2,3)

0.27 ± 0.06(2,3)

Frontal convexity

0.62 ± 0.05(1,2,3)

0.20 ± 0.06(2,3,4)

Parahippocampal gyrus

0.92 ± 0.02(1,2,3,4,5,6)

0.03 ± 0.01(1,2,3,4,5,6)

Lateral temporal cortex

0.65 ± 0.05(2,3,7)

0.24 ± 0.08(2,3,4,7)

Occipital cuneus

0.57 ± 0.08(1,2,3,7)

0.37 ± 0.09(1,2,3,7) (8)

Occipital lateral

0.51 ± 0.04(1,2,3,5,7,8)

0.45 ± 0.06(1,2,3,5,6,7,8)

Inferior parietal lobule

0.62 ± 0.04(1,2,3,7,10)

0.25 ± 0.09(2,3,7,10)

Centrum semiovale

0.01 ± 0.01(1–11)

0.99 ± 0.01(1–11)

  1. Values are shown as mean ± SD. Unit is mL/mL. Significant differences between from (1) cerebellum, (2) pons, (3) thalamus, (4) putamen, (5) frontal base, (6) frontal convexity, (7) Parahippocampal gyrus, (8) Lateral temporal cortex, (9) Occipital cuneus, (10) Occipital lateral, (11) Inferior parietal lobule: P < 0.001 (paired t test, P < 0.05 adjusted for multiple comparisons)