How do ordinary people distinguish between sudden cerebral hemorrhage or cerebral infarction

Sudden cerebral hemorrhage is calculated in minutes. Within a few minutes, the patient's blood pressure suddenly rises. The bleeding hematoma oppresses the central nervous system, resulting in severe headache, mental disorder, hemiplegia, etc. Cerebral infarction is calculated in hours. Subacute onset. In a quiet, even sleeping state, several hours later, clinical hemiplegia, hemiparesthesia, etc. are manifested. Such clinical symptoms and signs are still very different. One is an urgent onset within a few minutes, accompanied by intense headache, nausea, vomiting, hemiplegia, and mental disorders, and the other is a slow subacute process. Those who begin in a quiet state show signs that are lighter than cerebral hemorrhage, the time is longer, and the changes in signs and symptoms may be lighter.