Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(K259) Gastric ulcer, Unspecified as acute or chronic, without haemorrhage or perforation 2627
OUTPAT OUTPAT_ICD10(K257) Gastric ulcer, Chronic without haemorrhage or perforation 1362
OUTPAT OUTPAT_ICD10(K253) Gastric ulcer, Acute without haemorrhage or perforation 1199
INPAT INPAT_ICD10(K250) Gastric ulcer, Acute with haemorrhage 1187
OUTPAT OUTPAT_ICD10(K269) Duodenal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 1113
OUTPAT OUTPAT_ICD10(K250) Gastric ulcer, Acute with haemorrhage 1060
INPAT INPAT_ICD10(K259) Gastric ulcer, Unspecified as acute or chronic, without haemorrhage or perforation 849
INPAT INPAT_ICD10(K260) Duodenal ulcer, acute with haemorrhage 846
OUTPAT OUTPAT_ICD10(K254) Gastric ulcer, Chronic or unspecified with haemorrhage 795
INPAT INPAT_ICD10(K254) Gastric ulcer, Chronic or unspecified with haemorrhage 626
OUTPAT OUTPAT_ICD10(K260) Duodenal ulcer, acute with haemorrhage 613
OUTPAT OUTPAT_ICD10(K263) Duodenal ulcer, acute without haemorrhage or perforation 543
INPAT INPAT_ICD10(K253) Gastric ulcer, Acute without haemorrhage or perforation 479
INPAT INPAT_ICD10(K269) Duodenal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 434
OUTPAT OUTPAT_ICD10(K267) Duodenal ulcer, chronic without haemorrhage or perforation 410
OUTPAT OUTPAT_ICD10(K264) Duodenal ulcer, chronic or unspecified with haemorrhage 372
INPAT INPAT_ICD10(K264) Duodenal ulcer, chronic or unspecified with haemorrhage 366
INPAT INPAT_ICD10(K263) Duodenal ulcer, acute without haemorrhage or perforation 331
INPAT INPAT_ICD10(K257) Gastric ulcer, Chronic without haemorrhage or perforation 308
INPAT INPAT_ICD10(K251) Gastric ulcer, Acute with perforation 306
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! 293
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K25) Gastric ulcer. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 248
OUTPAT OUTPAT_ICD10(K251) Gastric ulcer, Acute with perforation 245
INPAT INPAT_ICD9(5322B) Duodenal ulcer, Acute with haemorrhage and perforation 242
INPAT INPAT_ICD9(5322A) Duodenal ulcer, Acute with haemorrhage and perforation 236
OUTPAT OUTPAT_ICD10(K289) Gastrojejunal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 222
OUTPAT OUTPAT_ICD10(K255) Gastric ulcer, Chronic or unspecified with perforation 158
INPAT INPAT_ICD10(K261) Duodenal ulcer, acute with perforation 153
INPAT INPAT_ICD10(K255) Gastric ulcer, Chronic or unspecified with perforation 144
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! 126
OUTPAT OUTPAT_ICD10(K261) Duodenal ulcer, acute with perforation 121
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! 118
INPAT INPAT_ICD10(K267) Duodenal ulcer, chronic without haemorrhage or perforation 114
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! 109
OUTPAT OUTPAT_ICD10(K279) Peptic ulcer, site unspecified, unspecified as acute or chronic, without haemorrhage or perforation 106
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K250) Gastric ulcer, Acute with haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 99
INPAT INPAT_ICD9(5310B) Gastric ulcer, Acute with haemorrhage 93
INPAT INPAT_ICD9(5310A) Gastric ulcer, Acute with haemorrhage 92
INPAT INPAT_ICD9(5321A) Duodenal ulcer, Acute with perforation 92
OUTPAT OUTPAT_ICD10(K265) Duodenal ulcer, chronic or unspecified with perforation 88
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! 88
INPAT INPAT_ICD9(5320A) Duodenal ulcer, Acute with haemorrhage 84
INPAT INPAT_ICD9(5321B) Duodenal ulcer, Acute with perforation 83
INPAT INPAT_ICD9(5320B) Duodenal ulcer, Acute with haemorrhage 82
INPAT INPAT_ICD10(K265) Duodenal ulcer, chronic or unspecified with perforation 80
INPAT INPAT_ICD9(5314B) Gastric ulcer, Chronic or unspecified with haemorrhage 77
INPAT INPAT_ICD10(K289) Gastrojejunal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 74
OUTPAT OUTPAT_ICD10(K270) Peptic ulcer, site unspecified, acute with haemorrhage 68
OUTPAT OUTPAT_ICD10(K25) Gastric ulcer 65
DEATH DEATH_ICD10(K250) Gastric ulcer, Acute with haemorrhage 64
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K26) Duodenal ulcer. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 61
OUTPAT OUTPAT_ICD10(K256) Gastric ulcer, Chronic or unspecified with both haemorrhage and perforation 57
INPAT INPAT_ICD9(5321C) Duodenal ulcer, Acute with perforation 56
DEATH DEATH_ICD10(K254) Gastric ulcer, Chronic or unspecified with haemorrhage 55
INPAT INPAT_ICD9(5322X) Duodenal ulcer, Acute with haemorrhage and perforation 54
INPAT INPAT_ICD10(K270) Peptic ulcer, site unspecified, acute with haemorrhage 51
OUTPAT OUTPAT_ICD10(K252) Gastric ulcer, Acute with both haemorrhage and perforation 51
DEATH DEATH_ICD10(K260) Duodenal ulcer, acute with haemorrhage 50
INPAT INPAT_ICD9(5311A) Gastric ulcer, Acute with perforation 50
INPAT INPAT_ICD9(5322F) Duodenal ulcer, Acute with haemorrhage and perforation 49
DEATH DEATH_ICD10(K264) Duodenal ulcer, chronic or unspecified with haemorrhage 46
INPAT INPAT_ICD10(K280) Gastrojejunal ulcer, acute with haemorrhage 45
INPAT INPAT_ICD9(5531A) Umbilical hernia without mention of obstruction or gangrene 45
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K260) Duodenal ulcer, acute with haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 43
INPAT INPAT_ICD9(5311B) Gastric ulcer, Acute with perforation 42
INPAT INPAT_ICD9(5314A) Gastric ulcer, Chronic or unspecified with haemorrhage 42
INPAT INPAT_ICD9(5322E) Duodenal ulcer, Acute with haemorrhage and perforation 40
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! 37
INPAT INPAT_ICD10(K252) Gastric ulcer, Acute with both haemorrhage and perforation 36
OUTPAT OUTPAT_ICD10(K280) Gastrojejunal ulcer, acute with haemorrhage 36
INPAT INPAT_ICD10(K279) Peptic ulcer, site unspecified, unspecified as acute or chronic, without haemorrhage or perforation 35
DEATH DEATH_ICD10(K251) Gastric ulcer, Acute with perforation 34
INPAT INPAT_ICD9(5322C) Duodenal ulcer, Acute with haemorrhage and perforation 34
INPAT INPAT_ICD9(5320X) Duodenal ulcer, Acute with haemorrhage 32
INPAT INPAT_ICD9(5321E) Duodenal ulcer, Acute with perforation 32
OUTPAT OUTPAT_ICD10(K26) Duodenal ulcer 30
INPAT INPAT_ICD10(K262) Duodenal ulcer, acute with both haemorrhage and perforation 29
INPAT INPAT_ICD9(5312B) Gastric ulcer, Acute with haemorrhage and perforation 28
INPAT INPAT_ICD9(5324A) Duodenal ulcer, Chronic or unspecified with haemorrhage 28
DEATH DEATH_ICD10(K255) Gastric ulcer, Chronic or unspecified with perforation 27
INPAT INPAT_ICD9(5310X) Gastric ulcer, Acute with haemorrhage 27
OUTPAT OUTPAT_ICD10(K262) Duodenal ulcer, acute with both haemorrhage and perforation 27
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! 27
INPAT INPAT_ICD9(5320C) Duodenal ulcer, Acute with haemorrhage 26
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K251) Gastric ulcer, Acute with perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 25
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! 25
OUTPAT OUTPAT_ICD10(K283) Gastrojejunal ulcer, acute without haemorrhage or perforation 24
DEATH DEATH_ICD10(K261) Duodenal ulcer, acute with perforation 23
OUTPAT OUTPAT_ICD10(K266) Duodenal ulcer, chronic or unspecified with both haemorrhage and perforation 23
OUTPAT OUTPAT_ICD10(K287) Gastrojejunal ulcer, chronic without haemorrhage or perforation 23
INPAT INPAT_ICD10(K256) Gastric ulcer, Chronic or unspecified with both haemorrhage and perforation 22
INPAT INPAT_ICD9(5312A) Gastric ulcer, Acute with haemorrhage and perforation 22
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K27) Peptic ulcer, site unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 22
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! 22
INPAT INPAT_ICD10(K281) Gastrojejunal ulcer, acute with perforation 21
INPAT INPAT_ICD9(5321X) Duodenal ulcer, Acute with perforation 21
INPAT INPAT_ICD8(53399) Peptic ulcer, site unspecified, Without mention of perforation 20
INPAT INPAT_ICD9(5313B) Gastric ulcer, Acute without mention of haemorrhage or perforation 20
OUTPAT OUTPAT_ICD10(K271) Peptic ulcer, site unspecified, acute with perforation 20
OUTPAT OUTPAT_ICD10(K281) Gastrojejunal ulcer, acute with perforation 20
INPAT INPAT_ICD10(K271) Peptic ulcer, site unspecified, acute with perforation 19
INPAT INPAT_ICD9(5321F) Duodenal ulcer, Acute with perforation 19
OUTPAT OUTPAT_ICD10(K284) Gastrojejunal ulcer, chronic or unspecified with haemorrhage 19
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! 19
DEATH DEATH_ICD10(K259) Gastric ulcer, Unspecified as acute or chronic, without haemorrhage or perforation 18
OUTPAT OUTPAT_ICD10(K273) Peptic ulcer, site unspecified, acute without haemorrhage or perforation 18
OUTPAT OUTPAT_ICD10(K274) Peptic ulcer, site unspecified, chronic or unspecified with haemorrhage 18
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! 18
INPAT INPAT_ICD9(5310F) Gastric ulcer, Acute with haemorrhage 17
INPAT INPAT_ICD9(5314X) Gastric ulcer, Chronic or unspecified with haemorrhage 17
DEATH DEATH_ICD10(K265) Duodenal ulcer, chronic or unspecified with perforation 16
INPAT INPAT_ICD10(K266) Duodenal ulcer, chronic or unspecified with both haemorrhage and perforation 16
INPAT INPAT_ICD9(5320F) Duodenal ulcer, Acute with haemorrhage 16
INPAT INPAT_ICD9(5322D) Duodenal ulcer, Acute with haemorrhage and perforation 16
INPAT INPAT_ICD9(5311C) Gastric ulcer, Acute with perforation 15
INPAT INPAT_ICD9(5340A) Gastrojejunal ulcer, Acute with haemorrhage 15
INPAT INPAT_ICD10(K284) Gastrojejunal ulcer, chronic or unspecified with haemorrhage 14
INPAT INPAT_ICD9(5323A) Duodenal ulcer, Acute without mention of haemorrhage or perforation 14
INPAT INPAT_ICD9(5323B) Duodenal ulcer, Acute without mention of haemorrhage or perforation 14
INPAT INPAT_ICD9(5311F) Gastric ulcer, Acute with perforation 13
INPAT INPAT_ICD9(5340B) Gastrojejunal ulcer, Acute with haemorrhage 13
INPAT INPAT_ICD9(5313A) Gastric ulcer, Acute without mention of haemorrhage or perforation 12
OUTPAT OUTPAT_ICD10(K275) Peptic ulcer, site unspecified, chronic or unspecified with perforation 12
INPAT INPAT_ICD10(K274) Peptic ulcer, site unspecified, chronic or unspecified with haemorrhage 11
INPAT INPAT_ICD8(53499) Gastrojejunal ulcer, Other and unspecified 11
INPAT INPAT_ICD9(5315B) Gastric ulcer, Chronic or unspecified with perforation 11
INPAT INPAT_ICD9(5325B) Duodenal ulcer, Chronic or unspecified with perforation 11
OUTPAT OUTPAT_ICD10(K277) Peptic ulcer, site unspecified, chronic without haemorrhage or perforation 11
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K261) Duodenal ulcer, acute with perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 11
DEATH DEATH_ICD10(K252) Gastric ulcer, Acute with both haemorrhage and perforation 10
INPAT INPAT_ICD10(K25) Gastric ulcer 10
INPAT INPAT_ICD9(5311X) Gastric ulcer, Acute with perforation 10
INPAT INPAT_ICD9(5314C) Gastric ulcer, Chronic or unspecified with haemorrhage 10
INPAT INPAT_ICD9(5325A) Duodenal ulcer, Chronic or unspecified with perforation 10
INPAT INPAT_ICD8(53390) Peptic ulcer, site unspecified, Perforatione non indicata, cum haemorrhagia 9
INPAT INPAT_ICD9(7531A) Cystic kidney disease 9
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! 9
DEATH DEATH_ICD10(K270) Peptic ulcer, site unspecified, acute with haemorrhage 8
INPAT INPAT_ICD9(5310C) Gastric ulcer, Acute with haemorrhage 8
INPAT INPAT_ICD9(5324B) Duodenal ulcer, Chronic or unspecified with haemorrhage 8
INPAT INPAT_ICD9(6531B) Disproportion, Generally contracted pelvis 8
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! 8
INPAT INPAT_ICD10(K26) Duodenal ulcer 7
INPAT INPAT_ICD10(K273) Peptic ulcer, site unspecified, acute without haemorrhage or perforation 7
INPAT INPAT_ICD9(3534A) Nerve root and plexus disorders, Lumbosacral root lesions, not elsewhere classified 7
INPAT INPAT_ICD9(5320E) Duodenal ulcer, Acute with haemorrhage 7
INPAT INPAT_ICD9(6534B) Disproportion, Foetopelvic disproportion 7
OUTPAT OUTPAT_ICD10(K27) Peptic ulcer, site unspecified 7
OUTPAT OUTPAT_ICD10(K272) Peptic ulcer, site unspecified, acute with both haemorrhage and perforation 7
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K273) Peptic ulcer, site unspecified, acute without haemorrhage or perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 7
DEATH DEATH_ICD10(K256) Gastric ulcer, Chronic or unspecified with both haemorrhage and perforation 6
DEATH DEATH_ICD10(K269) Duodenal ulcer, unspecified as acute or chronic, without haemorrhage or perforation 6
INPAT INPAT_ICD10(K285) Gastrojejunal ulcer, chronic or unspecified with perforation 6
INPAT INPAT_ICD9(5310E) Gastric ulcer, Acute with haemorrhage 6
INPAT INPAT_ICD9(5314F) Gastric ulcer, Chronic or unspecified with haemorrhage 6
INPAT INPAT_ICD9(5324X) Duodenal ulcer, Chronic or unspecified with haemorrhage 6
OUTPAT OUTPAT_ICD10(K285) Gastrojejunal ulcer, chronic or unspecified with perforation 6
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K280) Gastrojejunal ulcer, acute with haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 6
DEATH DEATH_ICD10(K253) Gastric ulcer, Acute without haemorrhage or perforation 5
DEATH DEATH_ICD10(K266) Duodenal ulcer, chronic or unspecified with both haemorrhage and perforation 5
DEATH DEATH_ICD9(5314B) Gastric ulcer, Chronic or unspecified with haemorrhage 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(5312X) Gastric ulcer, Acute with haemorrhage and perforation 5
INPAT INPAT_ICD9(5323E) Duodenal ulcer, Acute without mention of haemorrhage or perforation 5
OUTPAT OUTPAT_ICD10(K286) Gastrojejunal ulcer, chronic or unspecified with both haemorrhage and perforation 5
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(K265) Duodenal ulcer, chronic or unspecified with perforation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 5