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Table 2 Demographic and health history differences associated with the number of sleep difficulty symptoms among patients with fibromyalgia

From: The association of sleep difficulties with health-related quality of life among patients with fibromyalgia

 

No sleep symptoms (n=269)

One sleep symptom (n=574)

Two or more sleep symptoms (n=1353)

 

Variable

n

Weighted n

Weighted %

SE

n

Weighted n

Weighted %

SE

n

Weighted n

Weighted %

SE

p

Male

42

100791

14.27%

2.24%

109

291061

17.96%

1.71%

204

595728

15.01%

1.08%

0.2813

Race/ethnicity

            

0.0701

 Non-Hispanic white

231

579865

82.11%

2.72%

480

1297016

80.03%

1.93%

1096

3060560

77.12%

1.34%

 

 Non-Hispanic black

16

44654

6.32%

1.55%

36

95814

5.91%

0.97%

80

207978

5.24%

0.58%

 

 Hispanic

12

51952

7.36%

2.08%

34

160905

9.93%

1.63%

82

396647

9.99%

1.06%

 

 Other

10

29762

4.21%

1.34%

24

66882

4.13%

0.86%

95

303503

7.65%

0.86%

 

Greater than high school education

205

548338

77.64%

2.86%

445

1254870

77.43%

1.89%

1041

3115084

78.49%

1.17%

0.8776

Annual household income

     

0.0906

 <$25K

67

164262

23.26%

2.91%

157

453920

28.01%

2.06%

405

1194941

30.11%

1.35%

 

 $25K to <$50K

75

209604

29.68%

3.2%

162

450214

27.78%

2.04%

431

1254027

31.60%

1.37%

 

 $50K to <$75K

59

161650

22.89%

2.87%

125

329591

20.34%

1.75%

234

691354

17.42%

1.08%

 

 $75K or more

47

128776

18.23%

2.65%

100

294962

18.20%

1.74%

228

687512

17.32%

1.1%

 

 Decline to answer

21

41942

5.94%

1.4%

30

91929

5.67%

1.09%

55

140853

3.55%

0.51%

 

Employment

            

<.0001

 Full-time

40

129881

18.39%

2.69%

96

302795

18.68%

1.78%

204

637364

16.06%

1.06%

 

 Part-time

21

56486

8.00%

1.76%

58

161415

9.96%

1.31%

132

379165

9.55%

0.83%

 

 Self-employed

17

46951

6.65%

1.62%

30

85771

5.29%

0.99%

81

248640

6.27%

0.69%

 

 Unemployed, looking for work

12

32426

4.59%

1.35%

22

59646

3.68%

0.8%

75

231083

5.82%

0.68%

 

 Unemployed, not looking

2

4421

0.63%

0.48%

15

43845

2.71%

0.7%

63

186145

4.69%

0.59%

 

 Retired

114

258239

36.57%

3.39%

160

391288

24.14%

2.02%

283

715123

18.02%

1.22%

 

 Disability

40

116650

16.52%

2.46%

133

394200

24.32%

1.89%

379

1154974

29.10%

1.31%

 

 Student

1

2271

0.32%

0.32%

6

21302

1.31%

0.56%

15

47148

1.19%

0.31%

 

 Homemaker

22

58909

8.34%

1.81%

54

160354

9.89%

1.34%

121

369046

9.30%

0.83%

 

Married/living with partner

162

420899

59.60%

3.41%

353

968068

59.73%

2.26%

816

2426243

61.13%

1.43%

0.8299

Possess health insurance

252

651206

92.21%

1.84%

517

1448371

89.37%

1.38%

1181

3433135

86.51%

0.98%

0.0153

Exercise behavior

            

0.0624

 None in past month

118

297414

42.11%

3.38%

265

709114

43.76%

2.24%

674

1954071

49.24%

1.46%

 

 1-9 days exercise in past month

59

167526

23.72%

2.97%

157

456390

28.16%

2.05%

306

938221

23.64%

1.29%

 

 10+ days exercise in past month

92

241295

34.17%

3.25%

152

455112

28.08%

2.06%

373

1076395

27.12%

1.28%

 

Alcohol use

140

367023

51.97%

3.44%

299

835869

51.58%

2.27%

672

1991970

50.19%

1.46%

0.8168

Current smoker

58

163896

23.21%

2.95%

171

515809

31.83%

2.11%

405

1227589

30.93%

1.34%

0.0405

Body mass index

            

0.1211

 Underweight

5

9180

1.30%

0.67%

11

35633

2.20%

0.68%

16

42536

1.07%

0.28%

 

 Normal

53

144538

20.47%

2.87%

128

397673

24.54%

2.01%

277

811375

20.44%

1.17%

 

 Overweight

80

208488

29.52%

3.13%

168

462626

28.55%

2.04%

346

1061443

26.75%

1.34%

 

 Obese

120

309173

43.78%

3.39%

257

696615

42.98%

2.23%

682

1956748

49.30%

1.46%

 

 Decline to answer weight

11

34856

4.94%

1.6%

10

28070

1.73%

0.55%

32

96584

2.43%

0.44%

 

Pain severity

            

<.0001

 No pain

79

217295

30.77%

3.16%

129

373430

23.04%

1.94%

217

611959

15.42%

1.03%

 

 Mild pain

10

32456

4.60%

1.7%

34

87366

5.39%

0.97%

29

83328

2.10%

0.41%

 

 Moderate pain

113

295400

41.83%

3.42%

217

593646

36.63%

2.16%

514

1503698

37.89%

1.42%

 

 Severe pain

57

134783

19.08%

2.5%

175

498641

30.77%

2.08%

574

1716877

43.26%

1.46%

 

 Missing severity

10

26300

3.72%

1.23%

19

67533

4.17%

1%

19

52824

1.33%

0.31%

 

Pain frequency

            

<.0001

 No pain

79

217295

30.77%

3.16%

129

373430

23.04%

1.94%

217

611959

15.42%

1.03%

 

 Daily pain

140

347542

49.21%

3.43%

347

966989

59.67%

2.23%

955

2813110

70.88%

1.31%

 

 4-6 days per week

18

44232

6.26%

1.55%

40

107597

6.64%

1.07%

105

320622

8.08%

0.8%

 

 2-3 days per week

11

37374

5.29%

1.9%

28

74165

4.58%

0.91%

43

128377

3.23%

0.51%

 

 Weekly pain

2

6227

0.88%

0.64%

6

19050

1.18%

0.48%

7

19631

0.49%

0.19%

 

 2-3 days per month or less

9

27264

3.86%

1.45%

5

11852

0.73%

0.35%

7

22164

0.56%

0.21%

 

Missing frequency

10

26300

3.72%

1.23%

19

67533

4.17%

1%

19

52824

1.33%

0.31%

 
 

Mean

Weighted Mean

SE

 

Mean

Weighted Mean

SE

 

Mean

Weighted Mean

SE

p

Age

57.56

56.04

1.07

 

53.36

51.90

0.7

 

52.47

51.63

0.39

0.0006

Charlson comorbidity index

1.1

1.11

0.11

 

1.3

1.34

0.13

 

1.18

1.17

0.05

0.3475

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