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Table 2 Prevalence of migraine, fibromyalgia, and depression, IBS and non-IBS cohorts, January 1996 through June 2002

From: Migraine, fibromyalgia, and depression among people with IBS: a prevalence study

 

IBS cohort (n = 97,593)

Non-IBS cohort (n = 27,402)

  
 

Cases

Prevalence per 1,000

Cases

Prevalence per 1,000

Pooled Prevalence Difference*

(95% CI)

Migraine

5,890

60

611

22

5

(3 – 7)

Fibromyalgia

12,563

129

1,297

47

28

(25 – 31)

Depression

12,533

128

1,644

60

16

(13 – 20)

Any of the above

25,783

264

3,226

118

46

(42 – 51)

Depression and Fibromyalgia

2,149

22

146

5

2

(1.5 – 3)

Migraine and Fibromyalgia

1,032

11

66

2

1

(-0.2 – 2)

Depression and Migraine

924

10

74

3

0

(-0.2 – 0.3)

Depression, Migraine, and Fibromyalgia

549

6

20

1

0

(-0.5 – 1)

  1. *Prevalence difference adjusted for categories of sex and quintile of mean medical costs per person-month of health plan enrollment.