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Table 2 Prevalence and Prevalence Ratios for COPCs between ME/CFS (n = 595) and HC (n = 328)

From: Chronic Overlapping Pain Conditions in people with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS): a sample from the Multi-site Clinical Assessment of ME/CFS (MCAM) study

 

Unadjusted

Age Adjusted

Age and Sex Adjusted

  

%

PR

95% CI

PR

95% CI

PR

95% CI

cMHA

 ME/CFS

286

48.1

d4.15

3.04–5.66

d4.28

3.14–5.84

d4.19

3.07–5.72

 HC

38

11.6

1.00

Referent

1.00

Referent

1.00

Referent

FM

 ME/CFS

268

45.0

d147.74

20.83-1047.75

d138.12

19.47-979.75

d133.40

18.81-946.07

 HC

1

0.3

1.00

Referent

1.00

Referent

1.00

Referent

cLBP

 ME/CFS

197

33.1

d39.45

12.73-122.27

d37.15

11.98-115.21

d36.23

11.69-112.33

 HC

3

0.9

1.00

Referent

1.00

Referent

1.00

Referent

IBS

 ME/CFS

188

31.6

d6.91

4.16–11.49

d6.84

4.10-11.39

d6.76

4.06–11.25

 HC

15

4.6

1.00

Referent

1.00

Referent

1.00

Referent

TMD

 ME/CFS

82

13.8

d11.30

4.18–30.55

d10.98

4.05–29.76

d10.72

3.95–29.07

 HC

4

1.2

1.00

Referent

1.00

Referent

1.00

Referent

IC/IB

 ME/CFS

25

4.2

b13.78

1.88-101.24

a12.11

1.64–89.14

a11.16

1.51–82.18

 HC

1

0.3

1.00

Referent

1.00

Referent

1.00

Referent

Any COPCs

 ME/CFS

453

76.1

d4.58

3.60–5.82

d4.48

3.53–5.70

d4.38

3.45–5.57

 HC

57

17.4

1.00

Referent

1.00

Referent

1.00

Referent

  1. PR = prevalence ratio, 95% CI = 95% confidence interval
  2. cMHA = chronic migraine/headache, FM = fibromyalgia, cLBP = chronic low back pain, IBS = irritable bowel syndrome, TMD = temporomandibular disorder, IC/IB = interstitial cystitis/irritable bladder, COPCs = chronic overlapping pain conditions
  3. ap < 0.05
  4. bp < 0.01
  5. cp < 0.001
  6. dp < 0.0001