From: OMERACT-based fibromyalgia symptom subgroups: an exploratory cluster analysis
Characteristics | Mean (SD) orn(%) | Median (range) |
---|---|---|
Age, yr | 55.1 (12.4) | 55.6 (20.1 to 90.2) |
Race | Â | Â |
White | 531 (91.4) | Â |
Other | 10 (1.7) | Â |
Missing data | 40 (6.9) | Â |
Education | Â | Â |
Less than high school | 13 (2.2) | Â |
High school graduate or GED | 122 (21.0) | Â |
Some college or 2-year degree | 225 (38.7) | Â |
4-year college graduate | 92 (15.8) | Â |
Postgraduate studies | 86 (14.8) | Â |
Missing data | 43 (7.4) | Â |
Employment status | Â | Â |
Employed | 206 (35.4) | Â |
Retired | 124 (21.3) | Â |
Work-disabled | 109 (18.8) | Â |
Other (student, full-time homemaker, other) | 69 (11.9) | Â |
Unemployed | 51 (8.8) | Â |
Missing data | 22 (3.8) | Â |
Marital status | Â | Â |
Married/committed relationship | 435 (74.9) | Â |
Divorced/separated | 55 (9.4) | Â |
Single | 44 (7.6) | Â |
Widowed | 25 (4.3) | Â |
Missing data | 22 (3.8) | Â |
BMI, kg/m2 | 30.1 (7.6) | 29.2 (12.6 to 59.2) |
FM research survey | Â | Â |
WPI | 12.6 (3.8) | 13 (3 to 19) |
SS | 8.9 (2.0) | 9 (5 to 12) |
BPI | Â | Â |
Pain severity | 5.1 (1.8) | 5.3 (0.3 to 10) |
Pain interference | 5.7 (2.3) | 5.9 (0 to 16.3) |
MOS-Sleep Problems Index II | 55.1 (18.9) | 56.7 (8.9 to 97.8) |
POMS | Â | Â |
Depression-Dejection | 6.8 (5.1) | 6 (0 to 20) |
Tension-Anxiety | 7.2 (4.8) | 7 (0 to 20) |
MFI-20 | Â | Â |
General | 17.3 (2.6) | 18 (7 to 20) |
Physical | 15.8 (3.6) | 17 (4 to 20) |
Reduced activity | 14.6 (3.9) | 15 (4 to 20) |
Reduced motivation | 12.4 (3.8) | 12 (4 to 20) |
Mental | 13.2 (4.2) | 13 (4 to 20) |
Total | 73.3 (14.0) | 74 (29 to 100) |
MASQ | 95.4 (22.0) | 94 (49 to 162) |
FIQ-R total | 56.0 (18.7) | 57.5 (5 to 96.2) |
Stiffness | 7.2 (2.2) | 8 (0 to 10) |
SF-36 | Â | Â |
Physical | 30.3 (8.6) | 29.8 (8.3 to 52.9) |
Mental | 40.2 (12.6) | 40.5 (7.5 to 66.8) |