Strokes have a high rate of recurrence, with an estimated one in 10 victims having a second stroke within a year. More than 30 % have a second stroke within five years, and the aftereffects are typically more severe than the first time around.
由於中風復發率高，估計一年內再度中風的比例為一成；5 年內復發率提高為 3 成，而且後遺症比第一次更嚴重。