Table 1 Basic information of studies
Authors & Year | Study Design | Country | Disease | Number of cases | Number of controls | Outcomes |
|---|---|---|---|---|---|---|
Amarouche 2021 [24] | Retrospective | United Kingdom | Transsphenoidal Pituitary Surgery | 27 | 39 | Length of stay Delay in care |
Amoo 2021 [25] | Retrospective | Ireland | Neuro-oncology | 127 | 139 | Mortality Length of Stay |
Ashkan 2021 [26] | Prospective | United Kingdom | Unspecific neurosurgery | 206 | 453 | Mortality |
Bajunaid 2020 [11] | Retrospective | Kingdom of Saudi Arabia | Unspecific neurosurgery | 305 | 545 | Mortality Length of Stay Delay in Care Major Complications |
Fiorindi 2022 [27] | Retrospective | Italy | Aneurismal Subarachnoid Hemorrhage | 72 | 179 | Mortality Length of Stay Delay in Care Glasgow Outcome Scale |
Han 2021 [2] | Retrospective | Korea | Intracerebral Hemorrhage | 83 | 255 | mRS Score Delay in care |
Kashefiolasl 2022 [28] | Retrospective | Germany | Aneurysmal Subarachnoid Hemorrhage | 56 | 84 | mRS Score Delay in Care |
Mallari 2021 [29] | Retrospective | United States of America | Neuro-oncology | 132 | 163 | Mortality Length of Stay Major Complications |
Miękisiak 2022 [30] | NA | Poland | Intracranial Aneurysms | 3399 | 18,402 | Mortality |
Norman 2021 [6] | Retrospective | United States of America | Neuro-oncology | 112 | 166 | Mortality Delay in Care |
Qureshi 2021a [31] | NA | United States of America | Subarachnoid Hemorrhage | 86 | 376 | Mortality Length of Stay |
Qureshi 2022a [32] | NA | United States of America | Intracerebral Hemorrhage | 154 | 667 | Mortality Length of Stay |
Theofanopoulos 2021 [33] | Retrospective | Greece | Aneurysmal Subarachnoid Hemorrhage | 31 | 68 | Mortality Length of Stay |