TABLE 1.

Demographic details for the 20 participants included in the statistical analysis of the study.

Patient number	Age	Gender	Pain condition	Pain history	HADS anxiety	HADS depression
1	25	F	FM	Diagnosed 5 years ago	13	7
3	66	M	FM and AO	Diagnosed >40 years ago	6	6
4	51	F	FM	Diagnosed 14 years ago	12	12
5	51	M	FM	Diagnosed 7 years ago	18	12
6	51	M	FM	Diagnosed 5 years ago	9	7
7	62	F	CLBP	–	5	8
8	50	F	OA	Diagnosed 9 years ago	9	4
9	26	F	FM	Diagnosed this year (2018), pain present >3 years	13	13
10	41	M	FM	Diagnosed this year (2018), symptoms started 10 years ago	9	10
12	19	F	CWP	Pain present for 3 years	6	1
13	56	F	FM	Diagnosed 4–5 years ago	8	6
14	71	M	Stenosis	Pain present >30 years	4	4
15	25	F	FM	Diagnosed this year (2018), pain present for 2 years	13	14
16	47	F	OA	–	12	5
17	46	F	FM	Diagnosed this year (2018), pain present for 4–5 years	9	13
18	70	M	CLBP	Pain present >2 years	2	2
19	23	F	FM	–	14	15
20	22	F	FM	Diagnosed 2 years ago	17	12
21	35	F	FM	Diagnosed this year (2018)	15	8
22	32	M	CWP	Pain present >9 years	8	8

The pain history column contains a summary of the verbal response of the participants when asked to describe their pain history of as part of the screening procedure. The measurements were carried out in 2018. The HADS anxiety and HADS depression column provide the sum score for each sub scale of the Hospital Anxiety and Depression Scale (HADS). Each subscale contains seven items with sum scores ranging from 0 to 21. FM: fibromyalgia; AO: osteoarthritis; CLBP: chronic low back pain; CWP: chronic widespread pain, no specific diagnosis; F: female; M: male.