Instead, it seems that psychological distress plays a greater role. The most distressed people had a 40 percent higher stroke risk, Surtees said.

• 在此期间，近600人患上了卒中，28%25是致命的。抛开已知的风险因素吸烟、高血压、肥胖和家族史，研究者发现在抑郁和卒中二者间并没有密切的联系。