But Dr. Yang Bai-jia of Mackay Memorial Hospital researched 227 cases of strokes in that hospital among those aged 15-45 and discovered that among this younger cohort 31.7 % had strokes during summer. The other three seasons had roughly equal numbers. It's a seasonal profile quite different from that in the elderly, who tend to have strokes during the fall and winter.
但馬偕醫院楊百嘉醫師研究該院 227 位 15-45 歲年輕型中風的發病時間，發現 31.7 % 的年輕病人，竟是在夏天中風，其它 3 季則沒有太大差別，與老年型中風集中於秋冬季節大不相同。