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Table 3 Characteristics of cognitive interview participants (N = 20)

From: Evaluation of the impact of fibromyalgia on patients' sleep and the content validity of two sleep scales

Characteristic

Number (Percent)a

Gender, n (%)

 

Male

4 (20%)

Female

16 (80%)

Age, years, mean (range)

50.3 (29–64)

Raceb, n (%)

 

White

13 (65%)

Black

7 (35%)

Education, b n (%)

 

Advanced degree

3 (15%)

College graduate

2 (10%)

Associates degree

2 (10%)

Some college

9 (45%)

High school degree or equivalent

4 (20%)

Employment status

 

Employed full-time

5 (25%)

Employed part-time

1 (5%)

Unemployed

1 (5%)

Disabled

8 (40%)

Retired

3 (15%)

Otherb

2 (10%)

Years since diagnosis of FM, mean (range)

8.9 (<1–18)

Type of physician who diagnosed FM

 

Primary care practitioner

7 (35%)

Internal medicine specialist

2 (10%)

Pain specialist

1 (5%)

Rheumatologist

8 (40%)

Otherc

2 (10%)

Average (SD) of reported pain level d

6.0 (1.6)

  1. FM = fibromyalgia.
  2. a Unless otherwise noted.
  3. b One participant reported employment status as disabled and retired and is therefore counted in the Other category.
  4. c Two participants reported being diagnosed by multiple physicians and are therefore counted in the Other category.
  5. d On a 0–10-point scale where 0 indicates "no pain" and 10 indicates "worst possible pain." If participants provided two values (e.g., "6 or 7"), then the midpoint was used (e.g., 6.5).