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. 2021 Jul 5;7(7):e07475. doi: 10.1016/j.heliyon.2021.e07475

Table 1.

Responders characteristics of overall and sociodemographic variable of overall and underrepresented fibromyalgia patients.

Overall 1
481 (100%)
Non-Underrepresented 1
313 (65.07%)
Underrepresented 1
168 (34.93%)
p -value2
Fibromyalgia
Time since diagnosis (Mean) 12.72 (10.35 SD) 13.14 (10.70 SD) 11.95 (9.64 SD) 0.4017
Pain score 7.84 (1.57 SD) 7.63 (1.59 SD) 8.26 (1.44 SD) <0.0001
Age (mean)
55.93 (12.72 SD)
57.3 (12.62 SD)
53.36 (12.54 SD)
0.0012
Gender
Men 16 (3.33%) 9 (2.88%) 7 (4.17%) 0.248
Women
465 (96.67%)
304 (97.12%)
161 (95.83%)

Race
Black or African American 30 (6.51%) 0 (0%) 30 (18.99%) <0.0001
Other
431 (93.49%)
303 (100%)
128 (81.01%)

Ethnicity
Hispanic 29 (7.77%) 0 (0%) 29 (24.58%) <0.0001
Not Hispanic
344 (92.23%)
255 (100%)
89 (75.42%)

Income
Low income 102 (22.67%) 0 (0%) 102 (63.35%) <0.0001
Middle or High income
348 (77.33%)
289 (100%)
59 (36.65%)

Education
Low education 19 (3.97%) 0 (0%) 19 (11.38%) <0.0001
High School complete or higher
459 (96.03%)
311 (100%)
148 (88.62%)

Civil status
Married/Cohabited 255 (53.57%) 199 (64.40%) 56 (33.53%) <0.0001
Other
221 (46.43%)
110 (35.60%)
111 (66.47%)

Religion
Yes 393 (87.72%) 262 (89.42%) 131 (84.52%) 0.132
No
55 (12.28%)
31 (10.58%)
24 (15.48%)

Income
Self-Income 197 (41.13%) 135 (43.41%) 62 (36.90%) 0.167
Other
282 (58.87%)
176 (56.59%)
106 (63.10%)

Government support (Monthly)
Yes 199 (43.07%) 113 (37.17%) 86 (54.43%) <0.0001
No
263 (56.93%)
191 (62.83%)
72 (45.57%)

Employment
Employed 120 (25.47%) 81 (24.20%) 39 (23.92%)
Other
351 (74.52%)
227 (73.70%)
124 (76.07%)

Housework daily
Less than 3 h 250 (55.07%) 169 (56.90%) 81 (51.59%) 0.279
3 or more hours
204 (44.93%)
128 (43.10%)
76 (48.41%)

Over the last 2 weeks, how often have you been bother by: Feeling down, depressed, or hopeless
Not at all or several days 251 (52.84%) 169 (54.17%) 82 (50.31%) 0.424
Nearly every day or more than half the days
224 (47.16%)
143 (45.83%)
81 (49.49%)

How often you have someone you can count on to listen to you when you need to talk about yourself?
A little or none of the time 166 (34.95%) 92 (29.49%) 74 (45.40%) 0.001
Some/most of the time or all of the time 309 (65.05%) 220 (70.51%) 89 (54.60%)
1

Mean (SD) or Frequency (%).

2

Fisher's exact test; or t-test.