. 2006 May;77(5):596–600. doi: 10.1136/jnnp.2005.078238

Table 2 Metabolite ratios from univariate and linear regression analyses of common risk factors.

Criteria	NAA/Cho basal ganglia	p	NAA/Cho periventricular WM	p
Gender	Male: 1.45±0.20	0.031	Male: 1.59±0.25	0.036
	Female: 1.59±0.27		Female: 1.72±0.22
Hypertension	Yes: 1.37±0.16	<10⁻⁶	Yes: 1.50±0.19	<10⁻⁶
	No: 1.72±0.19		No: 1.85±0.15
Dyslipidaemia	Yes: 1.53±0.24	0.83 (NS)	Yes: 1.67±0.26	0.75 (NS)
	No: 1.51±0.25		No: 1.64±0.24
Stenosis	Yes: 1.47±0.27	0.58 (NS)	Yes: 1.74±0.22	0.32 (NS)
	No: 1.52±0.24		No: 1.64±0.25
Diabetes mellitus	Yes: 1.45±0.17	0.50 (NS)	Yes: 1.58±0.24	0.47 (NS)
	No: 1.52±0.25		No: 1.66±0.25
Tobacco use	Yes: 1.60±0.38	0.23 (NS)	Yes: 1.71±0.36	0.37 (NS)
	No: 1.50±0.21		No: 1.64±0.22
Age	−0.0062*age+1.88	0.0013	−0.0058*age+1.99	0.0028
	R² = 0.17		R² = 0.15