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Incidence rates of microscopic colitis reported in the literature
| Country | Time period | No. | Incidence per 100 000 | ||
|---|---|---|---|---|---|
| CC | LC | MC | |||
| France9 | 1987–1992 | 22 | 0.6 | — | — |
| Sweden10 | 1984–1993 | 30 | 1.8 | — | — |
| Sweden1 | 1993–1998 | 97 | 4.9 | 4.4 | 9.3 |
| Spain6 | 1993–1997 | 60 | 1.1 | 3.1 | 4.2 |
| Iceland11 | 1995–1999 | 125 | 5.2 | 4.0 | 9.2 |
| United States8 | 1985–2001 | 130 | 3.1 | 5.5 | 8.6 |
| Canada12 | 2002–2004 | 164 | 4.6 | 5.4 | 10.0 |
CC = collagenous colitis; LC = lymphocytic colitis; MC = microscopic colitis.
