Department of Neurosurgery Jinling Hospital Nanjing University School of Medicine Nanjing 210002 Jiangsu Province China;
Department of Neurosurgery Jinling Hospital Nanjing University School of Medicine Nanjing 210002 Jiangsu Province China;
Department of Neurology The Second Hospital of Nanjing Nanjing 210003 Jiangsu Province China;
Department of Neurosurgery Jinling Hospital Nanjing University School of Medicine Nanjing 210002 Jiangsu Province China;
Department of Neurosurgery Jinling Hospital Nanjing University School of Medicine Nanjing 210002 Jiangsu Province China;
Department of Neurosurgery Jinling Hospital Nanjing University School of Medicine Nanjing 210002 Jiangsu Province China;
Subarachnoid hemorrhage; High-grade; Outcome; Ventricular drainage; Intracranial pressure;