Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(I671) Cerebral aneurysm, nonruptured 2982
INPAT INPAT_ICD10(I671) Cerebral aneurysm, nonruptured 2266
OPER_IN OPER_IN_NOM(AAC00) Ligature of intracranial aneurysm 1699
OUTPAT OUTPAT_ICD10(I609) Subarachnoid haemorrhage, unspecified 1610
INPAT INPAT_ICD10(I609) Subarachnoid haemorrhage, unspecified 1152
INPAT INPAT_ICD10(I601) Subarachnoid haemorrhage from middle cerebral artery 572
INPAT INPAT_ICD10(I602) Subarachnoid haemorrhage from anterior communicating artery 534
OUTPAT OUTPAT_ICD10(I601) Subarachnoid haemorrhage from middle cerebral artery 521
OPER_IN OPER_IN_FHL(2161) Neck ligation, big brain 454
INPAT INPAT_ICD9(4300A) Subarachnoid haemorrhage 452
OUTPAT OUTPAT_ICD10(I602) Subarachnoid haemorrhage from anterior communicating artery 448
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I671) Cerebral aneurysm, nonruptured. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 417
OUTPAT OUTPAT_ICD10(I600) Subarachnoid haemorrhage from carotid siphon and bifurcation 330
OUTPAT OUTPAT_ICD10(I607) Subarachnoid haemorrhage from intracranial artery, unspecified 329
OPER_IN OPER_IN_NOM(AAL00) Endovascular occlusion of intracranial aneurysm 323
INPAT INPAT_ICD10(I600) Subarachnoid haemorrhage from carotid siphon and bifurcation 307
INPAT INPAT_ICD10(I607) Subarachnoid haemorrhage from intracranial artery, unspecified 268
INPAT INPAT_ICD8(43090) Subarachnoid haemorrhage, Postaneurysma sacculare, hypertonia non indicata 240
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I609) Subarachnoid haemorrhage, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 193
INPAT INPAT_ICD10(I608) Other subarachnoid haemorrhage 190
OUTPAT OUTPAT_ICD10(I608) Other subarachnoid haemorrhage 176
INPAT INPAT_ICD10(I603) Subarachnoid haemorrhage from posterior communicating artery 175
INPAT INPAT_ICD8(43099) Subarachnoid haemorrhage, Without mention of hypertension 174
INPAT INPAT_ICD9(4309X) Subarachnoid haemorrhage 169
INPAT INPAT_ICD9(4373A) Cerebral aneurysm, nonruptured 161
INPAT INPAT_ICD10(I606) Subarachnoid haemorrhage from other intracranial arteries 160
OUTPAT OUTPAT_ICD10(I603) Subarachnoid haemorrhage from posterior communicating artery 155
OUTPAT OUTPAT_ICD10(I606) Subarachnoid haemorrhage from other intracranial arteries 140
INPAT INPAT_ICD10(I604) Subarachnoid haemorrhage from basilar artery 119
OUTPAT OUTPAT_ICD10(I604) Subarachnoid haemorrhage from basilar artery 103
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I601) Subarachnoid haemorrhage from middle cerebral artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 88
DEATH DEATH_ICD10(I601) Subarachnoid haemorrhage from middle cerebral artery 82
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I602) Subarachnoid haemorrhage from anterior communicating artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 75
DEATH DEATH_ICD10(I609) Subarachnoid haemorrhage, unspecified 74
INPAT INPAT_ICD10(I605) Subarachnoid haemorrhage from vertebral artery 60
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I60) Subarachnoid haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 59
INPAT INPAT_ICD8(43000) Subarachnoid haemorrhage, Post aneyrisma sacculare, cum hypertonia 47
DEATH DEATH_ICD10(I602) Subarachnoid haemorrhage from anterior communicating artery 46
OUTPAT OUTPAT_ICD10(I605) Subarachnoid haemorrhage from vertebral artery 46
DEATH DEATH_ICD10(I604) Subarachnoid haemorrhage from basilar artery 38
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I608) Other subarachnoid haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 35
INPAT INPAT_ICD8(43098) Subarachnoid haemorrhage, Alia definita, hypertonia non indicata 33
INPAT INPAT_ICD9(4301A) Subarachnoid haemorrhage 31
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I606) Subarachnoid haemorrhage from other intracranial arteries. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 31
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I600) Subarachnoid haemorrhage from carotid siphon and bifurcation. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 30
OPER_OUT OPER_OUT_NOM(AAC00) Ligature of intracranial aneurysm 29
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I603) Subarachnoid haemorrhage from posterior communicating artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 28
INPAT INPAT_ICD8(43009) Subarachnoid haemorrhage, NUD, cum hypertonia 27
OUTPAT OUTPAT_ICD10(I60) Subarachnoid haemorrhage 24
DEATH DEATH_ICD10(I606) Subarachnoid haemorrhage from other intracranial arteries 23
INPAT INPAT_ICD8(43091) Subarachnoid haemorrhage, Postaneyrisma arteriovenosum, hypertonia non indicata 22
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I607) Subarachnoid haemorrhage from intracranial artery, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 21
DEATH DEATH_ICD10(I600) Subarachnoid haemorrhage from carotid siphon and bifurcation 20
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I604) Subarachnoid haemorrhage from basilar artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 19
DEATH DEATH_ICD10(I607) Subarachnoid haemorrhage from intracranial artery, unspecified 17
INPAT INPAT_ICD9(4308X) Subarachnoid haemorrhage 17
DEATH DEATH_ICD10(I671) Cerebral aneurysm, nonruptured 15
OPER_IN OPER_IN_FHL(2164) Crotigree 15
OPER_OUT OPER_OUT_NOM(AAL00) Endovascular occlusion of intracranial aneurysm 15
OPER_IN OPER_IN_NOM(AAC10) Reinforcement of intracranial aneurysm wall 14
INPAT INPAT_ICD8(43008) Subarachnoid haemorrhage, Alii definiti, cum hypertonia 13
DEATH DEATH_ICD10(I603) Subarachnoid haemorrhage from posterior communicating artery 12
DEATH DEATH_ICD9(4300A) Subarachnoid haemorrhage 11
INPAT INPAT_ICD10(I60) Subarachnoid haemorrhage 10
OPER_IN OPER_IN_NOM(AAC99) Other operation for aneurysm or other intracranial vascular lesion 9
DEATH DEATH_ICD10(I605) Subarachnoid haemorrhage from vertebral artery 8
OPER_IN OPER_IN_FHL(2162) Wall reinforcement, big brain 8
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I605) Subarachnoid haemorrhage from vertebral artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 8
DEATH DEATH_ICD10(I608) Other subarachnoid haemorrhage 7
DEATH DEATH_ICD9(4309X) Subarachnoid haemorrhage 6
OPER_IN OPER_IN_FHL(2163) Proxies. Vascular ligation, big brain 6
OPER_IN OPER_IN_FHL(2169) Other measure in this category 6