Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(I671) Cerebral aneurysm, nonruptured 3213
INPAT INPAT_ICD10(I671) Cerebral aneurysm, nonruptured 2369
OPER_IN OPER_IN_NOM(AAC00) Ligature of intracranial aneurysm 1732
OUTPAT OUTPAT_ICD10(I609) Subarachnoid haemorrhage, unspecified 1720
INPAT INPAT_ICD10(I609) Subarachnoid haemorrhage, unspecified 1242
INPAT INPAT_ICD10(I601) Subarachnoid haemorrhage from middle cerebral artery 588
INPAT INPAT_ICD10(I602) Subarachnoid haemorrhage from anterior communicating artery 551
OUTPAT OUTPAT_ICD10(I601) Subarachnoid haemorrhage from middle cerebral artery 538
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I671) Cerebral aneurysm, nonruptured. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 502
OUTPAT OUTPAT_ICD10(I602) Subarachnoid haemorrhage from anterior communicating artery 469
OPER_IN OPER_IN_FHL(2161) Neck ligation, big brain 454
INPAT INPAT_ICD9(4300A) Subarachnoid haemorrhage 452
OUTPAT OUTPAT_ICD10(I607) Subarachnoid haemorrhage from intracranial artery, unspecified 343
OUTPAT OUTPAT_ICD10(I600) Subarachnoid haemorrhage from carotid siphon and bifurcation 340
OPER_IN OPER_IN_NOM(AAL00) Endovascular occlusion of intracranial aneurysm 326
INPAT INPAT_ICD10(I600) Subarachnoid haemorrhage from carotid siphon and bifurcation 315
INPAT INPAT_ICD10(I607) Subarachnoid haemorrhage from intracranial artery, unspecified 283
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! 231
INPAT INPAT_ICD10(I608) Other subarachnoid haemorrhage 194
OUTPAT OUTPAT_ICD10(I608) Other subarachnoid haemorrhage 183
INPAT INPAT_ICD10(I603) Subarachnoid haemorrhage from posterior communicating artery 181
INPAT INPAT_ICD8(43099) Subarachnoid haemorrhage, Without mention of hypertension 174
INPAT INPAT_ICD9(4309X) Subarachnoid haemorrhage 169
INPAT INPAT_ICD10(I606) Subarachnoid haemorrhage from other intracranial arteries 163
INPAT INPAT_ICD9(4373A) Cerebral aneurysm, nonruptured 161
OUTPAT OUTPAT_ICD10(I603) Subarachnoid haemorrhage from posterior communicating artery 160
OUTPAT OUTPAT_ICD10(I606) Subarachnoid haemorrhage from other intracranial arteries 144
INPAT INPAT_ICD10(I604) Subarachnoid haemorrhage from basilar artery 122
OUTPAT OUTPAT_ICD10(I604) Subarachnoid haemorrhage from basilar artery 105
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I601) Subarachnoid haemorrhage from middle cerebral artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 100
DEATH DEATH_ICD10(I601) Subarachnoid haemorrhage from middle cerebral artery 94
DEATH DEATH_ICD10(I609) Subarachnoid haemorrhage, unspecified 90
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I602) Subarachnoid haemorrhage from anterior communicating artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 79
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I60) Subarachnoid haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 65
DEATH DEATH_ICD10(I602) Subarachnoid haemorrhage from anterior communicating artery 61
INPAT INPAT_ICD10(I605) Subarachnoid haemorrhage from vertebral artery 61
INPAT INPAT_ICD8(43000) Subarachnoid haemorrhage, Post aneyrisma sacculare, cum hypertonia 47
OUTPAT OUTPAT_ICD10(I605) Subarachnoid haemorrhage from vertebral artery 47
DEATH DEATH_ICD10(I604) Subarachnoid haemorrhage from basilar artery 44
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I608) Other subarachnoid haemorrhage. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 39
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! 36
OPER_OUT OPER_OUT_NOM(AAC00) Ligature of intracranial aneurysm 35
INPAT INPAT_ICD8(43098) Subarachnoid haemorrhage, Alia definita, hypertonia non indicata 33
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I603) Subarachnoid haemorrhage from posterior communicating artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 32
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
INPAT INPAT_ICD8(43009) Subarachnoid haemorrhage, NUD, cum hypertonia 27
DEATH DEATH_ICD10(I606) Subarachnoid haemorrhage from other intracranial arteries 26
DEATH DEATH_ICD10(I600) Subarachnoid haemorrhage from carotid siphon and bifurcation 25
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I607) Subarachnoid haemorrhage from intracranial artery, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 24
OUTPAT OUTPAT_ICD10(I60) Subarachnoid haemorrhage 23
INPAT INPAT_ICD8(43091) Subarachnoid haemorrhage, Postaneyrisma arteriovenosum, hypertonia non indicata 22
DEATH DEATH_ICD10(I607) Subarachnoid haemorrhage from intracranial artery, unspecified 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(I603) Subarachnoid haemorrhage from posterior communicating artery 18
INPAT INPAT_ICD9(4308X) Subarachnoid haemorrhage 17
OPER_OUT OPER_OUT_NOM(AAL00) Endovascular occlusion of intracranial aneurysm 17
DEATH DEATH_ICD10(I671) Cerebral aneurysm, nonruptured 15
OPER_IN OPER_IN_FHL(2164) Crotigree 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_ICD9(4300A) Subarachnoid haemorrhage 11
INPAT INPAT_ICD10(I60) Subarachnoid haemorrhage 11
DEATH DEATH_ICD10(I605) Subarachnoid haemorrhage from vertebral artery 9
DEATH DEATH_ICD10(I608) Other subarachnoid haemorrhage 9
OPER_IN OPER_IN_NOM(AAC99) Other operation for aneurysm or other intracranial vascular lesion 9
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(I605) Subarachnoid haemorrhage from vertebral artery. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 9
OPER_IN OPER_IN_FHL(2162) Wall reinforcement, big brain 8
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