Motor function in Parkinson's disease and supranuclear palsy: simultaneous factor analysis of a clinical scale in several populations

Table 5 Simultaneous analysis: Factor variances and correlations

		2 (PSP)	2 (PD)	3	1	4	5	6
		Tremor-at-rest	Tremor-at-rest	Postural Tremor	Axial Dysfunctioning	Rigidity	Brady-kinesia Right	Brady-kinesia Left
2	Tremor-at-rest	(0.01) †	(0.33)
3	Postural Tremor	0.04††	0.61	(0.40)
1	Axial Dysfunctioning	-0.03††	0.13	0.14	(0.61)
4	Rigidity	0.01††	0.29	0.26	0.61	(0.44)
5	Bradykinesia Right	0.00††	0.24	0.18	0.60	0.67	(0.53)
6	Bradykinesia Left	0.00††	0.22	0.14	0.60	0.67	0.74	(0.60)

Factors have been ordered to emphasize the block pattern in the correlations.
Variances of factors are on the diagonal between brackets and the correlations among factors are in the off-diagonal cells. † indicates t-value <3, †† t-value <2

ISSN: 1471-2288