Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(K519) Ulcerative colitis, unspecified 6083
OUTPAT OUTPAT_ICD10(K515) Mucosal proctocolitis 5850
OUTPAT OUTPAT_ICD10(K513) Ulcerative (chronic) rectosigmoiditis 3544
INPAT INPAT_ICD10(K519) Ulcerative colitis, unspecified 2651
OUTPAT OUTPAT_ICD10(K512) Ulcerative (chronic) proctitis 2558
OUTPAT OUTPAT_ICD10(K518) Other ulcerative colitis 2306
INPAT INPAT_ICD10(K515) Mucosal proctocolitis 2151
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K519) Ulcerative colitis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 2046
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K515) Mucosal proctocolitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1762
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K51) Ulcerative colitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1671
OUTPAT OUTPAT_ICD10(K511) Ulcerative (chronic) ileocolitis 1538
OUTPAT OUTPAT_ICD10(K510) Ulcerative (chronic) enterocolitis 1070
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K512) Ulcerative (chronic) proctitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 990
INPAT INPAT_ICD10(K513) Ulcerative (chronic) rectosigmoiditis 847
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K513) Ulcerative (chronic) rectosigmoiditis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 802
INPAT INPAT_ICD10(K518) Other ulcerative colitis 709
INPAT INPAT_ICD8(56310) Chronic enteritis and ulcerative colitis, Ulcerative colitis 600
INPAT INPAT_ICD10(K511) Ulcerative (chronic) ileocolitis 529
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K518) Other ulcerative colitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 523
INPAT INPAT_ICD10(K512) Ulcerative (chronic) proctitis 519
INPAT INPAT_ICD10(K510) Ulcerative (chronic) enterocolitis 485
INPAT INPAT_ICD9(5561A) Ulcerative (chronic) ileocolitis 392
INPAT INPAT_ICD9(5562A) Ulcerative (chronic) proctitis 371
INPAT INPAT_ICD9(5568X) Other ulcerative colitis 338
INPAT INPAT_ICD8(56909) Other diseases of intestines and peritoneum, Unspecified 263
OUTPAT OUTPAT_ICD10(K51) Ulcerative colitis 231
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K511) Ulcerative (chronic) ileocolitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 195
INPAT INPAT_ICD8(56908) Other diseases of intestines and peritoneum, Alii definiti 189
INPAT INPAT_ICD9(5560A) Ulcerative (chronic) enterocolitis 175
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K510) Ulcerative (chronic) enterocolitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 166
INPAT INPAT_ICD8(56902) Other diseases of intestines and peritoneum, Proctitis haemorrhagica (ulcerosa) 131
OUTPAT OUTPAT_ICD10(K514) Pseudopolyposis of colon 95
INPAT INPAT_ICD8(56907) Other diseases of intestines and peritoneum, Prolapsus recti 54
DEATH DEATH_ICD10(K519) Ulcerative colitis, unspecified 45
INPAT INPAT_ICD8(56906) Other diseases of intestines and peritoneum, Prolapsus ani 44
INPAT INPAT_ICD9(5563A) Ulcerative (chronic) proctosigmoiditis 37
INPAT INPAT_ICD10(K51) Ulcerative colitis 33
INPAT INPAT_ICD10(K514) Pseudopolyposis of colon 28
INPAT INPAT_ICD8(56901) Other diseases of intestines and peritoneum, Perforatio intestini NUD 23
INPAT INPAT_ICD8(56905) Other diseases of intestines and peritoneum, Fistula faecalis 19
DEATH DEATH_ICD10(K515) Mucosal proctocolitis 14
INPAT INPAT_ICD8(56900) Other diseases of intestines and peritoneum, Abscessus intestini 14
INPAT INPAT_ICD8(56903) Other diseases of intestines and peritoneum, Periproctitis 12
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K514) Pseudopolyposis of colon. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 8
DEATH DEATH_ICD10(K513) Ulcerative (chronic) rectosigmoiditis 7
DEATH DEATH_ICD10(K510) Ulcerative (chronic) enterocolitis 6