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Table 1 Demographic Characteristics, Overall and by Fibromyalgia Severity Level

From: The comparative burden of mild, moderate and severe Fibromyalgia: results from a cross-sectional survey in the United States

   Severity Level
Characteristic Overall
(n = 203)
Mild
(n = 21)
Moderate
(n = 49)
Severe
(n = 133)
p-value a
Age, years      0.148
   mean (SD) 47.9 (10.9) 48.6 (11.9) 45.3 (11.0) 48.7 (10.6)  
   median 50.0 53.0 46.0 50.0  
   range 19.0 - 65.0 28.0 - 65.0 19.0 - 64.0 21.0 - 65.0  
Gender, n (%)      0.621
   Male 11 (5.4) 2 (9.5) 3 (6.1) 6 (4.5)  
   Female 192 (94.6) 19 (90.5) 46 (93.9) 127 (95.5)  
Employment status, n (%)      < 0.001
   Employed, full-time 57 (28.1) 13 (61.9) 18 (36.7) 26 (19.5)  
   Employed, part-time 26 (12.8) 2 (9.5) 12 (24.5) 12 (9.0)  
   Disabled 55 (27.1) 0 (0.0) 7 (14.3) 48 (36.1)  
   Full-time homemaker 25 (12.3) 4 (19.0) 5 (10.2) 16 (12.0)  
   Unemployed 16 (7.9) 1 (4.8) 1 (2.0) 14 (10.5)  
   Retired 12 (5.9) 1 (4.8) 3 (6.1) 8 (6.0)  
   Other 8 (3.9) 0 (0.0) 2 (4.1) 6 (4.5)  
   Student 4 (2.0) 0 (0.0) 1 (2.0) 3 (2.3)  
  1. a Chi-square test or the Kruskal-Wallis test, as appropriate.
  2. Source: Subject Questionnaire.