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Table 1 Demographic characteristics of study sample

From: Societal and individual burden of illness among fibromyalgia patients in France: Association between disease severity and OMERACT core domains

   FM Severity
Characteristic Total (n = 88) Mild
(n = 17)
Moderate (n = 33) Severe (n = 38) P -value a
Age, years      0.303
Mean (SD) 55.2 (11.8) 51.3 (11.3) 56.1 (11.3) 56.2 (12.4)  
Median (range) 57.0
(19.0-80.0)
55.0
(34-69)
57.0
(33-80)
57.5
(19-78)
 
Gender, n (%)      1.0
Male 14 (15.9) 3 (17.6) 5 (15.2) 6 (15.8)  
Female 74 (84.1) 14 (82.4) 28 (84.8) 32 (84.2)  
Employment status, n (%)b      0.682
Employed, full-time 23 (26.1) 5 (31.3) 11 (33.3) 7 (21.9)  
Employed, part-time 6 (6.8) 1 (6.3) 4 (12.1) 1 (3.1)  
Disabled 8 (9.1) 1 (6.3) 3 (9.1) 4 (12.5)  
Full-time homemaker 2 (2.3) 1 (6.3) 0 (0) 1 (3.1)  
Unemployed 6 (6.8) 2 (12.5) 1 (3.0) 3 (9.4)  
Retired 33 (37.5) 5 (31.3) 13 (39.4) 15 (46.9)  
Other 2 (2.3) 1 (6.3) 1 (3.0) 0 (0)  
Student 1 (1.1) 0 (0) 0 (0) 1 (3.1)  
  1. Patient Survey
  2. aFisher's exact test or Kruskal-Wallis test, as appropriate
  3. bPercentages for each column might not add up to 100% due to missing data on given question.