Table 1.
Baseline characteristic description of the included studies.
| References | Country | Study design | Participants | Male-% | Type of stroke | Operation | Primary endpoint | Secondary endpoint | Clinical follow-up |
|---|---|---|---|---|---|---|---|---|---|
| Chen et al. (18) | China | Retrospectively single-center | 160 | 67.5 | Ischemic stroke | Mechanical thrombectomy | Poor outcome | — | 3 months |
| Wang et al. (19) | China | Retrospectively single-center | 321 | 61.1 | Ischemic stroke | Mechanical thrombectomy | Mortality | SICH Infectious complications |
3 months |
| Zhu et al. (20) | China | Retrospectively multi-center | 999 | 64.4 | Ischemic stroke | — | Mortality | Stroke recurrence | 12 months |
| Li et al. (21) | China | Retrospectively multi-center | 8,622 | 62.8 | Ischemic stroke | — | Mortality | Neurological deficit | Discharge 3 months |
| Merlino et al. (22) | Italy | Retrospectively single-center | 414 | 53.4 | Ischemic stroke | Intravenous thrombolysis | Poor outcome Mortality SICH | Neurological deficit in-hospital mortality ICH |
3months |
| Merlino et al. (23) | Italy | Retrospectively single-center | 204 | 49.0 | Ischemic stroke | Mechanical thrombectomy | Poor outcome Mortality SICH | Neurological deficit in-hospital mortality ICH |
3months |
| Roberts et al. (24) | Australia | Retrospectively single-center | 300 | 53.0 | Ischemic stroke | — | Poor outcome | — | discharge |
| Shen et al. (25) | China | Retrospectively single-center | 341 | 70.7 | Ischemic stroke | Intravenous thrombolysis | Poor outcome | Mortality Neurological deficit SICH HT |
3months |
| Yuan et al. (26) | China | Retrospectively single-center | 572 | 68.4 | Ischemic stroke | — | HT | — | — |
| Cai et al. (27) | China | Retrospectively single-center | 846 | 61.7 | Ischemic stroke/hemorrhagic stroke | — | Poor outcome Mortality | Infectious complications | 3 months 12 months |
| Chen et al. (28) | China | Retrospectively single-center | 230 | 62.2 | Ischemic stroke | Intravenous thrombolysis | Poor outcome Neurological deficit | Mortality | 3 months |
| Chu et al. (29) | China | Retrospectively multi-center | 313 | 72.5 | Hemorrhagic stroke | — | Poor outcome | Neurological deficit Mortality |
3 months |
| Li et al. (30) | China | Retrospectively multi-center | 586 | 70.3 | Hemorrhagic stroke | — | Poor outcome | — | 3 months |
| Merlino et al. (31) | Italy | Retrospectively single-center | 501 | 53.9 | Ischemic stroke | Intravenous thrombolysis | Poor outcome Mortality SICH | Neurological deficit in-hospital mortality ICH |
3 months |
| Mi et al. (32) | China | Retrospectively multi-center | 168,381 | 57.0 | Ischemic stroke | — | Mortality | — | 12 months |
| Wang et al. (33) | China | Retrospectively single-center | 798 | 64.2 | Ischemic stroke | Intravenous thrombolysis | Poor outcome | Neurological deficit in-hospital mortality SICH |
discharge |