Table 2. Point of subjective equality (PSE) and difference limen (DL) for Parkinson’s disease (PD; n = 32) and control (n = 32) groups across canonical and scrambled BM conditions (Mean ± Standard Deviation).

Condition	Group	PSE	DL
Canonical BM	PD	-0.143±0.296*	2.178±1.319
	Control	-0.279±0.178	2.027±0.941
Scrambled BM	PD	0.008±0.193*	2.323±1.261
	Control	-0.123±0.193	2.064±0.920

* In comparison with healthy controls: analyzed by two-sided independent-samples t-tests, P< 0.05.