From: A comparative study of the gut microbiota in immune-mediated inflammatory diseases—does a common dysbiosis exist?
Disease
Average age, yearsa
N (female/male)a
Crohn’s disease
49.9
20 (14/5)
Ulcerative colitis
51.2
19 (11/8)
Multiple sclerosis
47.3
19 (14/4)
Rheumatoid arthritis
62.3
21 (14/7)
Healthy controls
32.4
23 (12/11)