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Table 1 Descriptive statistics of women with fibromyalgia (FM)

From: “Fibromyalgia and quality of life: mapping the revised fibromyalgia impact questionnaire to the preference-based instruments”

Patient characteristics

n = 192a

Mean age, years (SD)

53.77 (10.02)

Education status for participants (%)

 Non-university studies

161 (83.9)

 University studies

31 (16.1)

Ocuppational status (%)

 Employee

77 (40.1)

 Non employee

115 (59.9)

Mean years since clinical diagnosis of FM, n (%)

  < 5 years

21 (10.9)

 5–15 years

104 (54.2)

 15–25 years

37 (19.3)

 25–55 years

14 (7.3)

Mean years since onset of symptoms, n (%)

  < 5 years

6 (3.1)

 5–15 years

67 (34.9)

 15–25 years

65 (33.9)

 25–55 years

36 (18.8)

EQ-5D-5 L Utility, mean (SD)

0.49 (0.26)

AQoL-8D Utility, mean (SD)

0.47 (0.17)

15D Utility, mean (SD)

0.69 (0.12)

SF-6D Utility, mean (SD)

0.56 (0.10)

FIQR function domain, mean (SD)

15,76 (7,10)

FIQR overall impact domain, mean (SD)

9,87 (6,07)

FIQR symptom domain, mean (SD)

31,13 (10,14)

FIQR Score, mean (SD)

56.77 (20.77)

  1. a n = 191 for EQ-5D-5 L, n = 177 for AQoL-8D, n = 192 for 15D, n = 141 for SF-6D. FIQR function domain (upper limit 30); FIQR overall impact domain (upper limit 20); FIQR symptom domain (upper limit 50); FIQR Score (range 0–100)