Shih states that most critical patients 'problems have appeared suddenly, and doctors have no way to predict what kind of problem their next patient is going to have. "It's like free sparring; you don't know what your opponent's next move is going to be," says Chang Kuo-song.
石富元指出，急症病人多半是突發狀況，醫生無法預知下一個進來的病人會是什麼病症，「就像自由搏擊，不知道對手下一步會出什麼招式」，張國頌說。