Table 3.

Normalized EMG measurements of reflex responses to stretch and shortening during the passive wrist flexion and extension movements in the shortened muscles, lengthened muscles and the EMG ratio. Presented as mean (SD)

		Rigidity Work Score			Slope
Trajectory	Medication	Total	Flexion	Extension	Flexion	Extension
CONT	OFF-MED	9.0 (4.2)	5.8 (3.0)	4.0 (1.4)	2.9 (0.6)	2.2 (1.5)
	ON-MED	4.5 (2.1)†	2.1 (2.4)†	3.1 (2.0)	7.4 (4.9)†	7.6 (5.9)†
DISC	OFF-MED	9.4 (3.0)	4.7 (4.2)	3.5 (3.1)	3.5 (1.4)	2.6 (1.1)
	ON-MED	6.4 (3.6)†	2.2 (2.3)†	3.2 (2.7)	6.8 (3.3)†	7.0 (4.0)†

Note:

^*denotes significant difference compared to DISC trajectory;

^†denotes significant difference compared to OFF-MED state.