Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(K259) Gastric ulcer, Unspecified as acute or chronic, without haemorrhage or perforation 1998
OUTPAT OUTPAT_ICD10(K257) Gastric ulcer, Chronic without haemorrhage or perforation 1056
INPAT INPAT_ICD10(K250) Gastric ulcer, Acute with haemorrhage 898
OUTPAT OUTPAT_ICD10(K253) Gastric ulcer, Acute without haemorrhage or perforation 880
OUTPAT OUTPAT_ICD10(K269) Duodenal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 850
OUTPAT OUTPAT_ICD10(K250) Gastric ulcer, Acute with haemorrhage 792
INPAT INPAT_ICD10(K259) Gastric ulcer, Unspecified as acute or chronic, without haemorrhage or perforation 638
INPAT INPAT_ICD10(K260) Duodenal ulcer, acute with haemorrhage 634
OUTPAT OUTPAT_ICD10(K254) Gastric ulcer, Chronic or unspecified with haemorrhage 571
INPAT INPAT_ICD10(K254) Gastric ulcer, Chronic or unspecified with haemorrhage 480
OUTPAT OUTPAT_ICD10(K260) Duodenal ulcer, acute with haemorrhage 457
OUTPAT OUTPAT_ICD10(K263) Duodenal ulcer, acute without haemorrhage or perforation 404
INPAT INPAT_ICD10(K253) Gastric ulcer, Acute without haemorrhage or perforation 336
INPAT INPAT_ICD10(K269) Duodenal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 323
OUTPAT OUTPAT_ICD10(K267) Duodenal ulcer, chronic without haemorrhage or perforation 319
OUTPAT OUTPAT_ICD10(K264) Duodenal ulcer, chronic or unspecified with haemorrhage 274
INPAT INPAT_ICD10(K264) Duodenal ulcer, chronic or unspecified with haemorrhage 259
INPAT INPAT_ICD10(K257) Gastric ulcer, Chronic without haemorrhage or perforation 245
INPAT INPAT_ICD10(K263) Duodenal ulcer, acute without haemorrhage or perforation 229
INPAT INPAT_ICD10(K251) Gastric ulcer, Acute with perforation 219
INPAT INPAT_ICD9(5322B) Duodenal ulcer, Acute with haemorrhage and perforation 219
INPAT INPAT_ICD9(5322A) Duodenal ulcer, Acute with haemorrhage and perforation 202
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K25) Gastric ulcer. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 179
OUTPAT OUTPAT_ICD10(K251) Gastric ulcer, Acute with perforation 174
OUTPAT OUTPAT_ICD10(K289) Gastrojejunal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 161
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K259) Gastric ulcer, Unspecified as acute or chronic, without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 156
OUTPAT OUTPAT_ICD10(K255) Gastric ulcer, Chronic or unspecified with perforation 126
INPAT INPAT_ICD10(K255) Gastric ulcer, Chronic or unspecified with perforation 123
INPAT INPAT_ICD10(K261) Duodenal ulcer, acute with perforation 106
INPAT INPAT_ICD10(K267) Duodenal ulcer, chronic without haemorrhage or perforation 86
INPAT INPAT_ICD9(5321A) Duodenal ulcer, Acute with perforation 84
INPAT INPAT_ICD9(5310A) Gastric ulcer, Acute with haemorrhage 83
INPAT INPAT_ICD9(5310B) Gastric ulcer, Acute with haemorrhage 83
OUTPAT OUTPAT_ICD10(K261) Duodenal ulcer, acute with perforation 83
OUTPAT OUTPAT_ICD10(K279) Peptic ulcer, site unspecified, unspecified as acute or chronic, without haemorrhage or perforation 79
INPAT INPAT_ICD9(5314B) Gastric ulcer, Chronic or unspecified with haemorrhage 71
INPAT INPAT_ICD9(5320B) Duodenal ulcer, Acute with haemorrhage 71
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K254) Gastric ulcer, Chronic or unspecified with haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 71
INPAT INPAT_ICD9(5321B) Duodenal ulcer, Acute with perforation 70
INPAT INPAT_ICD9(5320A) Duodenal ulcer, Acute with haemorrhage 67
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K250) Gastric ulcer, Acute with haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 63
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K257) Gastric ulcer, Chronic without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 59
OUTPAT OUTPAT_ICD10(K265) Duodenal ulcer, chronic or unspecified with perforation 58
INPAT INPAT_ICD9(5321C) Duodenal ulcer, Acute with perforation 55
INPAT INPAT_ICD10(K265) Duodenal ulcer, chronic or unspecified with perforation 52
INPAT INPAT_ICD10(K289) Gastrojejunal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 49
DEATH DEATH_ICD10(K250) Gastric ulcer, Acute with haemorrhage 48
INPAT INPAT_ICD9(5322X) Duodenal ulcer, Acute with haemorrhage and perforation 47
OUTPAT OUTPAT_ICD10(K256) Gastric ulcer, Chronic or unspecified with both haemorrhage and perforation 46
OUTPAT OUTPAT_ICD10(K270) Peptic ulcer, site unspecified, acute with haemorrhage 46
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K253) Gastric ulcer, Acute without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 46
INPAT INPAT_ICD9(5311A) Gastric ulcer, Acute with perforation 45
OUTPAT OUTPAT_ICD10(K25) Gastric ulcer 44
DEATH DEATH_ICD10(K254) Gastric ulcer, Chronic or unspecified with haemorrhage 42
INPAT INPAT_ICD9(5322F) Duodenal ulcer, Acute with haemorrhage and perforation 42
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K269) Duodenal ulcer, unspecified as acute or chronic, without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 41
INPAT INPAT_ICD9(5314A) Gastric ulcer, Chronic or unspecified with haemorrhage 38
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K26) Duodenal ulcer. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 38
INPAT INPAT_ICD10(K270) Peptic ulcer, site unspecified, acute with haemorrhage 37
OUTPAT OUTPAT_ICD10(K252) Gastric ulcer, Acute with both haemorrhage and perforation 37
INPAT INPAT_ICD9(5322E) Duodenal ulcer, Acute with haemorrhage and perforation 36
INPAT INPAT_ICD10(K280) Gastrojejunal ulcer, acute with haemorrhage 34
INPAT INPAT_ICD9(5311B) Gastric ulcer, Acute with perforation 33
INPAT INPAT_ICD9(5322C) Duodenal ulcer, Acute with haemorrhage and perforation 32
DEATH DEATH_ICD10(K260) Duodenal ulcer, acute with haemorrhage 30
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K260) Duodenal ulcer, acute with haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 30
INPAT INPAT_ICD10(K252) Gastric ulcer, Acute with both haemorrhage and perforation 29
INPAT INPAT_ICD10(K279) Peptic ulcer, site unspecified, unspecified as acute or chronic, without haemorrhage or perforation 29
INPAT INPAT_ICD9(5321E) Duodenal ulcer, Acute with perforation 29
INPAT INPAT_ICD9(5320X) Duodenal ulcer, Acute with haemorrhage 28
DEATH DEATH_ICD10(K264) Duodenal ulcer, chronic or unspecified with haemorrhage 27
OUTPAT OUTPAT_ICD10(K280) Gastrojejunal ulcer, acute with haemorrhage 26
INPAT INPAT_ICD9(5312B) Gastric ulcer, Acute with haemorrhage and perforation 24
INPAT INPAT_ICD10(K262) Duodenal ulcer, acute with both haemorrhage and perforation 23
INPAT INPAT_ICD9(5320C) Duodenal ulcer, Acute with haemorrhage 23
DEATH DEATH_ICD10(K255) Gastric ulcer, Chronic or unspecified with perforation 22
INPAT INPAT_ICD9(5310X) Gastric ulcer, Acute with haemorrhage 22
OUTPAT OUTPAT_ICD10(K26) Duodenal ulcer 22
DEATH DEATH_ICD10(K251) Gastric ulcer, Acute with perforation 21
OUTPAT OUTPAT_ICD10(K283) Gastrojejunal ulcer, acute without haemorrhage or perforation 21
INPAT INPAT_ICD9(5324A) Duodenal ulcer, Chronic or unspecified with haemorrhage 20
INPAT INPAT_ICD9(5321X) Duodenal ulcer, Acute with perforation 18
INPAT INPAT_ICD8(53399) Peptic ulcer, site unspecified, Without mention of perforation 17
INPAT INPAT_ICD9(5312A) Gastric ulcer, Acute with haemorrhage and perforation 17
INPAT INPAT_ICD9(5321F) Duodenal ulcer, Acute with perforation 17
OUTPAT OUTPAT_ICD10(K266) Duodenal ulcer, chronic or unspecified with both haemorrhage and perforation 17
OUTPAT OUTPAT_ICD10(K287) Gastrojejunal ulcer, chronic without haemorrhage or perforation 17
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K264) Duodenal ulcer, chronic or unspecified with haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 17
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K267) Duodenal ulcer, chronic without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 17
INPAT INPAT_ICD9(5310F) Gastric ulcer, Acute with haemorrhage 16
INPAT INPAT_ICD9(5314X) Gastric ulcer, Chronic or unspecified with haemorrhage 16
OUTPAT OUTPAT_ICD10(K262) Duodenal ulcer, acute with both haemorrhage and perforation 16
OUTPAT OUTPAT_ICD10(K273) Peptic ulcer, site unspecified, acute without haemorrhage or perforation 16
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K263) Duodenal ulcer, acute without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 16
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K27) Peptic ulcer, site unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 16
INPAT INPAT_ICD10(K256) Gastric ulcer, Chronic or unspecified with both haemorrhage and perforation 15
INPAT INPAT_ICD9(5311C) Gastric ulcer, Acute with perforation 15
INPAT INPAT_ICD9(5313B) Gastric ulcer, Acute without mention of haemorrhage or perforation 15
INPAT INPAT_ICD9(5320F) Duodenal ulcer, Acute with haemorrhage 15
INPAT INPAT_ICD9(5322D) Duodenal ulcer, Acute with haemorrhage and perforation 15
OUTPAT OUTPAT_ICD10(K271) Peptic ulcer, site unspecified, acute with perforation 15
OUTPAT OUTPAT_ICD10(K284) Gastrojejunal ulcer, chronic or unspecified with haemorrhage 15
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K251) Gastric ulcer, Acute with perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 15
DEATH DEATH_ICD10(K261) Duodenal ulcer, acute with perforation 14
INPAT INPAT_ICD10(K281) Gastrojejunal ulcer, acute with perforation 14
DEATH DEATH_ICD10(K265) Duodenal ulcer, chronic or unspecified with perforation 13
INPAT INPAT_ICD9(5311F) Gastric ulcer, Acute with perforation 13
INPAT INPAT_ICD9(5323A) Duodenal ulcer, Acute without mention of haemorrhage or perforation 13
INPAT INPAT_ICD9(5340A) Gastrojejunal ulcer, Acute with haemorrhage 13
OUTPAT OUTPAT_ICD10(K274) Peptic ulcer, site unspecified, chronic or unspecified with haemorrhage 13
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K255) Gastric ulcer, Chronic or unspecified with perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 13
DEATH DEATH_ICD10(K259) Gastric ulcer, Unspecified as acute or chronic, without haemorrhage or perforation 12
INPAT INPAT_ICD10(K266) Duodenal ulcer, chronic or unspecified with both haemorrhage and perforation 12
INPAT INPAT_ICD10(K271) Peptic ulcer, site unspecified, acute with perforation 12
INPAT INPAT_ICD9(5323B) Duodenal ulcer, Acute without mention of haemorrhage or perforation 12
INPAT INPAT_ICD9(5340B) Gastrojejunal ulcer, Acute with haemorrhage 12
OUTPAT OUTPAT_ICD10(K281) Gastrojejunal ulcer, acute with perforation 12
INPAT INPAT_ICD9(5313A) Gastric ulcer, Acute without mention of haemorrhage or perforation 11
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K279) Peptic ulcer, site unspecified, unspecified as acute or chronic, without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 11
INPAT INPAT_ICD8(53499) Gastrojejunal ulcer, Other and unspecified 10
INPAT INPAT_ICD9(5315B) Gastric ulcer, Chronic or unspecified with perforation 10
INPAT INPAT_ICD10(K274) Peptic ulcer, site unspecified, chronic or unspecified with haemorrhage 9
INPAT INPAT_ICD9(5314C) Gastric ulcer, Chronic or unspecified with haemorrhage 9
INPAT INPAT_ICD9(5325B) Duodenal ulcer, Chronic or unspecified with perforation 9
OUTPAT OUTPAT_ICD10(K275) Peptic ulcer, site unspecified, chronic or unspecified with perforation 9
OUTPAT OUTPAT_ICD10(K277) Peptic ulcer, site unspecified, chronic without haemorrhage or perforation 9
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K261) Duodenal ulcer, acute with perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 9
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K289) Gastrojejunal ulcer, unspecified as acute or chronic, without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 9
INPAT INPAT_ICD10(K284) Gastrojejunal ulcer, chronic or unspecified with haemorrhage 8
INPAT INPAT_ICD9(5311X) Gastric ulcer, Acute with perforation 8
DEATH DEATH_ICD10(K252) Gastric ulcer, Acute with both haemorrhage and perforation 7
INPAT INPAT_ICD10(K26) Duodenal ulcer 7
INPAT INPAT_ICD8(53390) Peptic ulcer, site unspecified, Perforatione non indicata, cum haemorrhagia 7
INPAT INPAT_ICD9(5310C) Gastric ulcer, Acute with haemorrhage 7
INPAT INPAT_ICD9(5324B) Duodenal ulcer, Chronic or unspecified with haemorrhage 7
INPAT INPAT_ICD9(5325A) Duodenal ulcer, Chronic or unspecified with perforation 7
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K256) Gastric ulcer, Chronic or unspecified with both haemorrhage and perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 7
DEATH DEATH_ICD10(K270) Peptic ulcer, site unspecified, acute with haemorrhage 6
INPAT INPAT_ICD10(K25) Gastric ulcer 6
INPAT INPAT_ICD9(5314F) Gastric ulcer, Chronic or unspecified with haemorrhage 6
INPAT INPAT_ICD9(5320E) Duodenal ulcer, Acute with haemorrhage 6
OUTPAT OUTPAT_ICD10(K27) Peptic ulcer, site unspecified 6
OUTPAT OUTPAT_ICD10(K272) Peptic ulcer, site unspecified, acute with both haemorrhage and perforation 6
DEATH DEATH_ICD10(K256) Gastric ulcer, Chronic or unspecified with both haemorrhage and perforation 5
DEATH DEATH_ICD9(5314B) Gastric ulcer, Chronic or unspecified with haemorrhage 5
INPAT INPAT_ICD10(K273) Peptic ulcer, site unspecified, acute without haemorrhage or perforation 5
INPAT INPAT_ICD8(53398) Peptic ulcer, site unspecified, Aliud definitum, perforatione non indicata 5
INPAT INPAT_ICD8(53400) Gastrojejunal ulcer, With haemorrhage only 5
INPAT INPAT_ICD8(53491) Gastrojejunal ulcer, Perforatione non indicata, cum stenosi 5
INPAT INPAT_ICD9(5323E) Duodenal ulcer, Acute without mention of haemorrhage or perforation 5
INPAT INPAT_ICD9(5324X) Duodenal ulcer, Chronic or unspecified with haemorrhage 5
OUTPAT OUTPAT_ICD10(K286) Gastrojejunal ulcer, chronic or unspecified with both haemorrhage and perforation 5
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K274) Peptic ulcer, site unspecified, chronic or unspecified with haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 5