There were 26 attributes selected based on their gain for the 1st month, including patient demographics (age and gender), GCS and respiration rate on admission, cardiovascular risk factors (hypertension and diabetes), labs on admission (serum CRP, ALT, Hgb, the BUN/Cr ratio, cholesterol, Hct, and APTT) and CT findings (locations of the hematoma, volume of the hematoma, ventricle compression, IVH, and midline shift). This evidence concerns the gene GPT and hypertensive disorder.