Table 1.

PTN subject characteristics

Subject	Age (years)	Gender	Pain duration (years)	Pain intensity (VAS)	Location	Analgesic medication	BDI	PCS
1	51	Male	3.5	2.1	Right	None	6	10
2	47	Female	5	1.1	Left	None	24	47
3	52	Female	1.5	6.9	Bilateral	Oxycodone hydrochloride, paracetamol	18	29
4	55	Female	2	5.2	Left	Docusate sodium; sennosides, amitriptyline, gabapentin, oxycodone, paracetamol	21	25
5	42	Female	11	4.8	Right	Carbamazepine	34	36
6	54	Female	6.5	1.6	Right	Amitriptyline	9	20
7	44	Female	2	6.4	Left	None	11	15
8	41	Female	3.5	4.0	Left	None	6	11
9	67	Female	14	8.4	Left	None	4	29
10	43	Male	16	5.8	Left	Desvenlafaxine	5	9
11	44	Female	1.5	1.2	Right	Ibuprofen, codeine phosphate, paracetamol	19	25
12	65	Female	7	2.5	Left	Amitriptyline, paracetamol	6	11
13	50	Female	7	0.5	Right	None	6	2
14	67	Female	20	4.2	Right	Thyroxine sodium, rosuvastatin, venlafaxine, pregabalin, phenylethylamine, ergotamine	32	18
15	67	Female	3	8.4	Left	None	6	5
16	43	Male	9	5.8	Left	Desvenlafaxine	30	29
17	44	Female	7.5	1.2	Right	None	5	35