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Table 7 Impact of Fibromyalgia on Productivity over the Past 4 Weeks, 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

 
 

Overall

Mild

Moderate

Severe

p-value a

Days missed from work due to FMb

    

0.030

   n

78

14

29

35

 

   mean (SD)

1.8 (3.9)

0.4 (0.9)

1.0 (1.4)

3.0 (5.4)

 

   median (range)

0.0 (0.0-28.0)

0.0 (0.0-3.0)

0.0 (0.0-4.0)

1.0 (0.0-28.0)

 

Days worked with symptoms related to FMb

    

< 0.001

   n

81

15

30

36

 

   mean (SD)

15.6 (9.0)

6.9 (7.4)

15.3 (7.7)

19.4 (8.2)

 

   median (range)

17.0 (0.0-28.0)

5.0 (0.0-28.0)

17.0 (0.0-28.0)

20.0 (0.0-28.0)

 

Average effectiveness at work on days with FM symptomsb

    

0.002

   n

70

11

28

31

 

   mean (SD)

75.3 (18.3)

89.8 (11.0)

77.7 (15.1)

67.9 (19.7)

 

   median (range)

80.0 (20.0-100.0)

90.0 (70.0-100.0)

80.0 (30.0-100.0)

75.0 (20.0-100.0)

 

Hours of unpaid caregiver help for FM in activities of daily living

    

0.003

   n

203

21

49

133

 

   mean (SD)

29.1 (88.5)

3.6 (7.0)

22.8 (100.3)

35.4 (90.4)

 

   median (range)

5.0 (0.0-720.0)

0.0 (0.0 - 30.0)

0.0 (0.0 - 700.0)

8.0 (0.0 - 720.0)

 
  1. a Kruskal-Wallis test.
  2. b Among subjects employed for pay (full-time or part-time).
  3. Source: Subject Questionnaire.