Table 3.2.3 Incidence and prevalence rates (per 100 000 population) for Crohn’s disease and for ulcerative colitis, as reported from various regional studies in the UK

City/regionStudy periodStudy sources*No of casesIncidence rate per 100 000 populationPrevalence per 100 000 populationAuthors and reference
*Study sources: SP, survey of physicians; HR, review of hospital records or admission data; Lab, pathology data.
Crohn’s disease:
Cardiff1931–90SP, HR, Lab862.3 in 1961–65 11.9 in 1981–85 8.6 in 1986–90–Thomas GA et al, 1995121
Cardiff1991–95SP, HR, Lab845.6–Yapp TR et al, 2000122
Oxford1951–60SP, HR240.89 in 1960Evans JG and Acheson ED, 1965131
Derby1951–85HR, Lab2250.7 in 1951–55 6.7 in 1981–8585 in 1985Fellows IW et al, 1990124
Nottingham1958–72SP, HR, Lab1440.7 in 1958–60 3.6 in 1970–72–Miller DS et al, 1974137
Clydesdale1961–70HR3571.2 in 1961–65 1.9 in 1966–70–Smith IS et al, 1975138
Gloucester1966–70HR, Lab191.5–Tresadern JC et al, 1973139
North Tees1971–77HR, Lab735.335 in 1977Devlin HB et al, 1980134
NE Scotland and N Isles of Scotland1955–88SP, HR, Lab10081.3 in 1955–57 9.8 in 1985–87147 in 1988Kyle J, 1992123
Northern Ireland1966–81HR, Lab4401.3 in 1966–73 2.3 in 1974–81–Humphreys WG et al, 1990140
Blackpool1968–80HR, Lab1563.3 in 1971–75 6.1 in 1976–8047 in 1980Lee FI and Costello FT, 1985125
Leicestershire1972–89SP, HR, Lab5823.2–4.7 (among Europeans)–Jayanthi V et al, 1992126
North Tees1985–94SP2008.3145 in 1994Rubin GP et al, 2000136
Trent2002SP, HR, Lab113–130 in 2002Stone MA et al, 2003141
Ulcerative colitis:
Oxford1951–60SP, HR2386.580 in 1960Evans JG and Acheson ED, 1965131
NE Scotland1967–76SP, HR, Lab53711.3–Sinclair TS et al, 1983135
Cardiff1968–87SP, HR, Lab6.4 in 1968–77 6.3 in 1978–87–Srivastava ED et al, 1992133
North Tees1971–77HR, Lab14615.199 in 1977Devlin HB et al, 1980134
High Wycombe1975–84HR, Lab3137.184 in 1984Jones HW et al, 1988132
North Tees1985–94SP33413.9243 in 1994Rubin GP et al, 2000136
Trent2002SP, HR, Lab211–243 in 2002Stone MA et al, 2003141