Table 3.

Correlations for the polyol pathway

Total group (n = 30)	Plasma glucose	CSF glucose	CSF sorbitol	CSF fructose
Plasma glucose	NA	0.813*** (n = 29)	0.870*** (n = 29)	0.834*** (n = 29)
CSF glucose	NA	NA	0.748**	0.705***
CSF sorbitol	NA	NA	NA	0.945***
CSF fructose	NA	NA	NA	NA
MoCA (n = 23)	−0.599** (n = 22)	−0.553**	−0.512*	−0.579**
Qalb	0.664*** (n = 29)	0.709***	0.637***	0.606***
Age	0.725*** (n = 29)	0.633***	0.639***	0.593**

*p<0.05; **p<0.01; ***p<0.001 level (two-tailed)

NA, not applicable