Research Article

The Monocyte-to-Lymphocyte Ratio at Hospital Admission Is a Novel Predictor for Acute Traumatic Intraparenchymal Hemorrhage Expansion after Cerebral Contusion

Figure 1

Flowchart of patient selection process including inclusion and exclusion criteria. Patients in the final cohort were retrospectively selected from the First Affiliated Hospital of Shantou University Medical College, the Second Affiliated Hospital of Shantou University Medical College, and the Affiliated Jieyang Hospital of Sun Yat-sen University between January 1, 2012, and April 30, 2019 (a). Patients in the validation cohort were prospectively selected from Fuzhou General Hospital of Xiamen University between March 2014 and June 2018 (b). CT = noncontrast computed tomography.