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TABLE 2: Mean ADC_av values for gray matter from all the cerebral lobes compared with mean ADC_av values for white matter
ROI ADC_av (× 10⁻³ mm²/s)
All(n = 80) Men(n = 40) Women(n = 40) Age Group 1, 20–34 years(n = 20) Age Group 2, 35–49 years(n = 20) Age Group 3, 50–64 years(n = 20) Age Group 4, 65–85 years(n = 20)
Gray matter 0.89 ± 0.04 (0.78–1.09) 0.90 ± 0.03 (0.84–0.96) 0.89 ± 0.05 (0.78–1.09) 0.90 ± 0.04 (0.84–0.96) 0.89 ± 0.04 (0.78–0.94) 0.90 ± 0.06 (0.81–1.09) 0.89 ± 0.03 (0.85–0.96)
White matter 0.70 ± 0.03 (0.62–0.79) 0.70 ± 0.03 (0.62–0.79) 0.71 ± 0.03 (0.66–0.79) 0.70 ± 0.02 (0.67–0.73) 0.70 ± 0.04 (0.65–0.79) 0.70 ± 0.03 (0.66–0.75) 0.71 ± 0.04 (0.62–0.79)
Basal ganglia 0.75 ± 0.03 (0.64–0.83) 0.75 ± 0.03 (0.69–0.83) 0.75 ± 0.04 (0.64–0.83) 0.74 ± 0.03 (0.64–0.80) 0.74 ± 0.02 (0.69–0.78) 0.75 ± 0.03 (0.69–0.81) 0.76 ± 0.04 (0.70–0.83)
Thalamus 0.73 ± 0.03 (0.67–0.82) 0.73 ± 0.03 (0.67–0.82) 0.74 ± 0.03 (0.68–0.81) 0.73 ± 0.02 (0.68–0.77) 0.72 ± 0.03 (0.68–0.78) 0.73 ± 0.03 (0.68–0.77) 0.76 ± 0.05 (0.67–0.82)
Note.—Data are the means ± SDs. Data in parentheses are ranges. Values in eight gray matter and eight white matter ROIs were compared.