Table 2.

Spearman’s rank-order correlation between pathological proteins in PD cases

Region		Tau		Amyloid-β
		Rho	p value	Rho	p value
Amygdala (n = 24)	α-synuclein	0.575	0.003**	0.219	0.304
Hippocampus (n = 22)		0.431	0.040*	0.034	0.879
Entorhinal cortex (n = 23)		0.468	0.024*	0.257	0.248
Occipitotemporal cortex (n = 22)		0.535	0.010*	0.438	0.047*
Prefrontal cortex (n = 22)		0.602	0.003**	0.385	0.077
Posterior parietal cortex (n = 28)		0.354	0.070*	0.413	0.029*

Rho Spearman’s correlation coefficient

*p < 0.05; **p < 0.01