Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(K601) Chronic anal fissure 2873
OUTPAT OUTPAT_ICD10(K603) Anal fistula 2495
OUTPAT OUTPAT_ICD10(K602) Anal fissure, unspecified 1482
INPAT INPAT_ICD10(K603) Anal fistula 1369
INPAT INPAT_ICD8(56500) Anal fissure and fistula, Anal fissure 1338
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K602) Anal fissure, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1226
INPAT INPAT_ICD9(5650B) Anal fissure and fistula, Anal fissure 936
INPAT INPAT_ICD10(K601) Chronic anal fissure 927
OUTPAT OUTPAT_ICD10(K600) Acute anal fissure 817
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K601) Chronic anal fissure. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 751
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K600) Acute anal fissure. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 639
INPAT INPAT_ICD8(56510) Anal fissure and fistula, Anal fistula 509
INPAT INPAT_ICD9(5651A) Anal fissure and fistula, Anal fistula 436
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K603) Anal fistula. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 410
OUTPAT OUTPAT_ICD10(N321) Vesicointestinal fistula 252
INPAT INPAT_ICD10(K602) Anal fissure, unspecified 239
INPAT INPAT_ICD10(N321) Vesicointestinal fistula 212
OUTPAT OUTPAT_ICD10(K604) Rectal fistula 206
OUTPAT OUTPAT_ICD10(N823) Fistula of vagina to large intestine 184
INPAT INPAT_ICD10(K600) Acute anal fissure 170
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! 150
INPAT INPAT_ICD9(5650C) Anal fissure and fistula, Anal fissure 145
INPAT INPAT_ICD10(K604) Rectal fistula 130
INPAT INPAT_ICD10(N823) Fistula of vagina to large intestine 118
INPAT INPAT_ICD9(5650A) Anal fissure and fistula, Anal fissure 104
OUTPAT OUTPAT_ICD10(K605) Anorectal fistula 86
INPAT INPAT_ICD9(5651B) Anal fissure and fistula, Anal fistula 58
OUTPAT OUTPAT_ICD10(K60) Fissure and fistula of anal and rectal regions 54
INPAT INPAT_ICD10(K605) Anorectal fistula 51
OUTPAT OUTPAT_ICD10(N824) Other female intestinal-genital tract fistulae 51
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K604) Rectal fistula. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 43
INPAT INPAT_ICD10(N824) Other female intestinal-genital tract fistulae 33
INPAT INPAT_ICD9(5651C) Anal fissure and fistula, Anal fistula 26
OUTPAT OUTPAT_ICD10(N822) Fistula of vagina to small intestine 26
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N321) Vesicointestinal fistula. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 26
INPAT INPAT_ICD10(N822) Fistula of vagina to small intestine 24
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K605) Anorectal fistula. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 22
INPAT INPAT_ICD10(K316) Fistula of stomach and duodenum 20
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(N823) Fistula of vagina to large intestine. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 18
OUTPAT OUTPAT_ICD10(K316) Fistula of stomach and duodenum 17
INPAT INPAT_ICD10(K60) Fissure and fistula of anal and rectal regions 9
INPAT INPAT_ICD8(56501) Name not found 9