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. 2016 Dec 23;6(12):e012246. doi: 10.1136/bmjopen-2016-012246

Table 1.

Characteristics of the study population (N=213 people with chronic pain)

Variables Categories N Per cent
Sociodemographic data
 Age (N=213) 18–44 91 42.7
45–64 122 57.3
 Age (N=211) Mean (SD) 47.9 (10.96)
 Sex (N=213) Male 49 23.0
Female 164 77.0
 Educational level (N=210) No education received 15 7.1
Primary studies 50 23.8
Secondary studies 70 33.3
Vocational training 36 17.1
University studies 39 18.6
Pain
 Duration of pain (years, N=212) Mean (SD) 8.99 (9.40)
Median in years 5
 Number of sites of pain (N=212) 1 location 120 56.6
More than 1 location 92 43.4
 The most affected pain site (N=212) Widespread pain 34 16.0
Head 25 11.8
Neck (cervical vertebrae) 17 8.0
Back 49 23.1
Limbs and/or joints 70 33.3
Chest 4 1.9
Abdomen 8 3.8
Other 5 2.4
 Pain intensity (N=211) Slight or very slight 11 5.2
Moderate 94 44.5
Severe 75 35.5
Unbearable 31 14.7
 Number of medical pain consultations in the last year (N=199) Mean (SD) 3.60 (4.139)
 Currently taking pain relief medication (N=213) No 67 31.5
Yes 146 68.5
 Opinion on the care received (N=196) Very unsatisfied 12 6.1
Unsatisfied 21 10.7
Neither satisfied nor dissatisfied 35 17.9
Satisfied 85 43.4
Very satisfied 43 21.9
Mood
 Sadness (N=213) Not at all 62 29.1
A little 37 17.4
Some 51 23.9
Quite a lot 38 17.8
A lot 25 11.7
 Anxiety and distress (N=212) Not at all 64 30.0
A little 41 19.3
Some 41 19.3
Quite a lot 39 18.4
A lot 27 12.7
Family and social environment
 The individual considers that his/her pain affects his/her family (N=212) Not at all 111 52.4
A little 27 12.7
Some 39 18.4
Quite a lot 27 12.7
A lot 8 3.8
 Impact on relationships with friends (N=212) The relationship has been lost because of my pain 8 3.8
The relationship has deteriorated 39 18.4
Nothing has changed in the relationship 164 77.4
The relationship has improved 1 0.5
 Satisfaction with the support received from the family (N=213) Very unsatisfied 4 1.9
Unsatisfied 7 3.3
Neither satisfied nor dissatisfied 38 17.8
Satisfied 91 42.7
Very satisfied 73 34.3
Employment environment
 Sick leave (N=206) No 141 66.2
Yes 65 31.6
 Left or lost employment (N=207) No 179 84%
Yes 28 13.5