Table 1.

Demographic and clinical description of each PHN patient.

No.	Pain location	Pain side	Drug history	Pain duration	VAS	BAI	BDI
1	Leg	Left	None	1 year	5	5	17
2	Chest and back	Right	None	5 months	2	3	2
3	Forehead and vertex	Right	Gabapentin and tramadol	4 months	3	9	5
4	Face and tongue	Left	Citalopram and zopiclone	2 years	2	4	4
5	Back and abdomen	Left	None	3 months	3	7	1
6	Abdomen	Right	Zolpidem	6 years	5	15	12
7	Shoulder and arm	Left	None	3 months	7	12	9
8	Chest	Left	None	4 months	9	9	5
9	Chest, back, and arm	Left	Carbamazepine	10 months	9	13	14
10	Low back, vulva, and leg	Right	Gabapentin	3 months	4	3	0
11	Chest and back	Right	Pregabalin and diazepam	9 months	8	29	15
12	Low back and buttocks	Left	Gabapentin and tramadol	9 months	4	9	6
13	Low jaw	Left	Selegiline	5 months	3	17	4
14	Arm	Right	None	3 months	6	25	14

F, female; M, male; VAS, visual analog scale; BAI, Beck anxiety inventor; BDI, Beck depression inventory.