Table 2.
Sample characteristics
| Variables | Mean (SD) or percentage | Median (Q25, Q75) |
|---|---|---|
| Age (years) |
47.28 (11.51) |
48 (39, 56) |
| Marital status (married/unmarried) |
15/47 (yes: 31.91%) |
--- |
| Weight (kg) |
65.69 (11.59) |
65 (56.5, 75) |
| Height (m) |
1.62 (0.17) |
1.6 (1.56, 1.64) |
| Education (years) |
13.19 (4.20) |
13 (11, 16) |
| Trait-anxiety |
23.89 (6.90) |
22.5 (19, 29) |
| State-anxiety |
28.22 (7.80) |
26 (22, 34) |
| Beck depression inventory |
15.02 (9.27) |
13.5 (9, 19) |
| Brazilian Portuguese Catastrophizing Scale (B-PCS) |
29.36 (12.59) |
33 (20, 39) |
| Pain lasting longer than one year (yes/no) |
40/48 (yes: 83.33%) |
--- |
| Total score on the Profile of Chronic Pain: Screen for Brazilian population (B-PCP:S) |
59.70 (15.75) |
62 (49, 71) |
| Score on B-PCP:S domains |
|
|
| Intensity |
24.6 (3.3) |
25 (23, 27) |
| Interference in daily activity |
21.98 (9.35) |
24 (18, 30) |
| Emotional burden |
13.11 (6.24) |
13 (9, 18) |
| Number of days analgesics were used per week in the last three months (< 4 times/≥ 4 times)a |
22/47 (< 4 times: 46.81%) |
--- |
| Smoking (yes/no) |
26/47 (yes: 55.32%) |
--- |
| Alcohol consumption (yes/no) |
26/47 (yes: 55.32%) |
--- |
| Presence of other chronic diseases before appearance of pain (yes/no)b |
21/47 (yes: 44.68%) |
--- |
| Diagnosis of psychiatric disorders (yes/no) |
18/47 (yes: 38.30%) |
--- |
| Active use of central nervous system medication (yes/no)c | 4/47 (yes: 8.51%) | --- |
a The same patient may have used more than one medication.
b Chronic diseases other than pain: hypertension (n = 12); ischemic heart disease (n = 1); heart attack (n = 1); diabetes mellitus (n = 5); thyroid diseases (n = 2); other chronic diseases listed (n = 0).
c Central nervous medication: tricyclic antidepressant (n = 2); topiromate (n = 1) tylex (n = 1).
Data presented as Mean (SD) or median (interquartile) or proportion (n = 47).