Previous psychological studies into how we categorize and look at others would predict this outcome - we use categories as mental shortcuts to help us process information more quickly and easily.
Studies show that early treatment, preferably within 48 hours after symptom onset, is strongly associated with better clinical outcome.
研究显示，最好在出现症状后的48小时内给予的早期治疗，与临床结果的改善呈现出密切相关性。
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In the latest research, scientists analysed data from eleven different studies - dating back to the mid-Sixties - and pooled the results to get an overall outcome.