. Author manuscript; available in PMC: 2009 Aug 31.

Published in final edited form as: J Int Neuropsychol Soc. 2009 May;15(3):399–406. doi: 10.1017/S1355617709090572

Table 1.

Mean (SD) scores for patients and controls on memory and motor tests on- and off-medication

	Controls			PD

	On	Off	Average	On	Off	Average
UPDRS	—	—	—	9.8 (5.2)	14.4 (6.4)	12.1 (5.6)
domFTT	41.2 (7.0)	41.2 (6.9)	41.2 (6.4)	39.1 (8.9)	35.5 (10.7)	37.4 (9.3)
nondomFTT	36.8 (5.7)	36.8 (6.1)	36.8 (5.6)	35.7 (9.1)	33.7 (9.0)	34.8 (8.4)
Source memory	15.5 (3.2)	16.7 (2.9)	16.1 (2.7)	13.4 (3.3)	14.3 (2.7)	13.9 (2.2)
Item memory	19.6 (0.6)	19.7 (0.6)	19.7 (0.4)	18.8(2.6)	19.3 (1.2)	19.0 (1.6)

Notes. Source and item memory scores represent raw scores out of a possible 20. domFTT, dominant finger tapping; nondomFTT, nondominant finger tapping.