TABLE 2

Demographics and Symptomatology for DBS Patients

			Y-BOCS			HAM-D
Patient no.	Age (y) at intervention	Sex	Preop	Postop (DBS on)	Change (%)	Preop	Postop (DBS on)	Change (%)
1	38	F	30	21	30.0	29	26	10.3
2	26	F	31	13	58.1	25	7	72.0
3	31	M	32	17	46.9	21	4	81.0
4	39	F	34	25	26.5	19	10	47.4
5	25	M	33	25	24.2	21	7	66.7
6	49	F	33	36	−9.1	18	26	44.4
7	39	F	35	10	71.4	16	6	62.5
8	51	F	33	20	39.4	23	17	26.1
9	51	F	37	30	18.9	24	12	50.0
10	33	M	37	22	40.5	29	6	79.3
11	34	M	38	30	21.1	43	28	34.9
12	56	F	36	5	86.1	26	4	84.6
13	29	F	37	2	94.6	21	5	76.2
14	47	F	34	21	38.2	6	5	16.7
15	37	M	30	12	60.0	24	11	54.2
16	42	M	32	19	40.6	25	8	68.0
Mean ± SD	39.2 ± 9.5		33.9 ± 2.6	19.3 ± 9.2	43.0 ± 26.4	23.1 ± 7.7	11.4 ± 8.3	49.1 ± 34.0

Scores are those obtained closest to the date of the PET scan concerned.