Safar, studying the 1980 earthquake in southern Italy, concluded that 25 to 50 percent of those who were injured and died slowly could have been saved if ?rst aid had been rendered immediately.

• safar回顾了1980年在意大利南部的地震后得出结论，如果得到第一时间的救援，应该有25至50%25的伤者和后续死者可以争取到救缘机会。