Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(K515) Mucosal proctocolitis 2486
OUTPAT OUTPAT_ICD10(K519) Ulcerative colitis, unspecified 2091
OUTPAT OUTPAT_ICD10(K513) Ulcerative (chronic) rectosigmoiditis 1671
OUTPAT OUTPAT_ICD10(K512) Ulcerative (chronic) proctitis 1040
INPAT INPAT_ICD10(K519) Ulcerative colitis, unspecified 976
INPAT INPAT_ICD10(K515) Mucosal proctocolitis 899
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K519) Ulcerative colitis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 857
OUTPAT OUTPAT_ICD10(K518) Other ulcerative colitis 798
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K515) Mucosal proctocolitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 704
OUTPAT OUTPAT_ICD10(K511) Ulcerative (chronic) ileocolitis 649
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K51) Ulcerative colitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 648
OUTPAT OUTPAT_ICD10(K510) Ulcerative (chronic) enterocolitis 412
INPAT INPAT_ICD10(K513) Ulcerative (chronic) rectosigmoiditis 398
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K512) Ulcerative (chronic) proctitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 357
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K513) Ulcerative (chronic) rectosigmoiditis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 311
INPAT INPAT_ICD10(K518) Other ulcerative colitis 254
INPAT INPAT_ICD8(56310) Chronic enteritis and ulcerative colitis, Ulcerative colitis 243
INPAT INPAT_ICD10(K512) Ulcerative (chronic) proctitis 223
INPAT INPAT_ICD10(K511) Ulcerative (chronic) ileocolitis 218
INPAT INPAT_ICD9(5561A) Ulcerative (chronic) ileocolitis 213
INPAT INPAT_ICD10(K510) Ulcerative (chronic) enterocolitis 202
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K518) Other ulcerative colitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 201
INPAT INPAT_ICD9(5568X) Other ulcerative colitis 166
INPAT INPAT_ICD9(5562A) Ulcerative (chronic) proctitis 165
OUTPAT OUTPAT_ICD10(K51) Ulcerative colitis 96
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K511) Ulcerative (chronic) ileocolitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 82
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K510) Ulcerative (chronic) enterocolitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 76
INPAT INPAT_ICD9(5560A) Ulcerative (chronic) enterocolitis 66
INPAT INPAT_ICD8(56902) Other diseases of intestines and peritoneum, Proctitis haemorrhagica (ulcerosa) 46
OUTPAT OUTPAT_ICD10(K514) Pseudopolyposis of colon 37
DEATH DEATH_ICD10(K519) Ulcerative colitis, unspecified 16
INPAT INPAT_ICD10(K51) Ulcerative colitis 14
INPAT INPAT_ICD9(5563A) Ulcerative (chronic) proctosigmoiditis 12
INPAT INPAT_ICD10(K514) Pseudopolyposis of colon 9