Table 1.

Patient characteristics.

Subject no.	Age (years, range)	Disease duration (years)	H&Y stage	Clinically worse side	L-Dopa ED (mg/d)	MMSE	BDI
1	70–80	2	2	Left	550	30	5
2	70–80	4	2	Right	0	30	2
3	50–60	7	2	Right	310	30	6
4	50–60	10	2	Right	560	29	2
5	40–50	11	2	Left	1,092	29	7
6	70–80	10	2	Left	550	30	3
7	60–70	9	2	Right	1,220	28	4
8	40–50	9	2	Right	730	28	10
9	50–60	5	3	Left	580	28	17
10	70–80	6	3	Right	600	29	7
11	40–50	3	2	Left	600	30	14
12	60–70	10	2	Right	845	28	0
13	60–70	5	2	Right	500	29	3
14	20–30	10	2	Right	275	30	12
15	70–80	17	3	Left	450	28	3
16	20–30	14	1	Right	300	30	13
17	60–70	19	2	Left	240	28	1
18	60–70	4	2	Right	610	29	7
19	60–70	9	2	Left	880	24	4
20	50–60	1	1	Right	254	30	3
M ± SD	58.5 ± 14.1	12.8 ± 20.9			557 ± 297	28.9 ± 1.4	6.2 ± 4.7

H&Y stage, Hoehn and Yahr stage; ED, equivalence dose; MMSE, Mini-Mental State Examination; BDI, Beck Depression Inventory. Units, disease duration and age in years; L-Dopa ED in mg/d. M, mean; SD, standard deviation.