Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(K601) Chronic anal fissure 3445
OUTPAT OUTPAT_ICD10(K603) Anal fistula 2951
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K602) Anal fissure, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1829
OUTPAT OUTPAT_ICD10(K602) Anal fissure, unspecified 1759
INPAT INPAT_ICD10(K603) Anal fistula 1554
INPAT INPAT_ICD8(56500) Anal fissure and fistula, Anal fissure 1464
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K601) Chronic anal fissure. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1273
INPAT INPAT_ICD10(K601) Chronic anal fissure 1047
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K600) Acute anal fissure. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1047
INPAT INPAT_ICD9(5650B) Anal fissure and fistula, Anal fissure 1036
OUTPAT OUTPAT_ICD10(K600) Acute anal fissure 970
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K603) Anal fistula. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 591
INPAT INPAT_ICD8(56510) Anal fissure and fistula, Anal fistula 550
INPAT INPAT_ICD9(5651A) Anal fissure and fistula, Anal fistula 476
OUTPAT OUTPAT_ICD10(N321) Vesicointestinal fistula 310
INPAT INPAT_ICD10(K602) Anal fissure, unspecified 271
INPAT INPAT_ICD10(N321) Vesicointestinal fistula 264
OUTPAT OUTPAT_ICD10(K604) Rectal fistula 256
OUTPAT OUTPAT_ICD10(N823) Fistula of vagina to large intestine 213
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K60) Fissure and fistula of anal and rectal regions. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 202
INPAT INPAT_ICD10(K600) Acute anal fissure 196
INPAT INPAT_ICD9(5650C) Anal fissure and fistula, Anal fissure 160
INPAT INPAT_ICD10(K604) Rectal fistula 148
INPAT INPAT_ICD10(N823) Fistula of vagina to large intestine 144
INPAT INPAT_ICD9(5650A) Anal fissure and fistula, Anal fissure 111
OUTPAT OUTPAT_ICD10(K605) Anorectal fistula 100
OUTPAT OUTPAT_ICD10(K60) Fissure and fistula of anal and rectal regions 66
INPAT INPAT_ICD9(5651B) Anal fissure and fistula, Anal fistula 65
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K604) Rectal fistula. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 62
OUTPAT OUTPAT_ICD10(N824) Other female intestinal-genital tract fistulae 59
INPAT INPAT_ICD10(K605) Anorectal fistula 58
INPAT INPAT_ICD10(N824) Other female intestinal-genital tract fistulae 37
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N321) Vesicointestinal fistula. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 37
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K605) Anorectal fistula. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 35
INPAT INPAT_ICD10(N822) Fistula of vagina to small intestine 32
INPAT INPAT_ICD9(5651C) Anal fissure and fistula, Anal fistula 31
OUTPAT OUTPAT_ICD10(N822) Fistula of vagina to small intestine 31
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N823) Fistula of vagina to large intestine. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 24
INPAT INPAT_ICD10(K316) Fistula of stomach and duodenum 21
OUTPAT OUTPAT_ICD10(K316) Fistula of stomach and duodenum 20
DEATH DEATH_ICD10(N321) Vesicointestinal fistula 10
INPAT INPAT_ICD8(56501) Name not found 10
INPAT INPAT_ICD10(K60) Fissure and fistula of anal and rectal regions 9
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N824) Other female intestinal-genital tract fistulae. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 6
INPAT INPAT_ICD9(5650D) Anal fissure and fistula, Anal fissure 5