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Table 2 Kaplan-Meier estimates of probability of survival within defined time intervals after the index stroke

From: Three-year survival and recurrence after first-ever stroke: the Joinville stroke registry

  1 day to 30 days 1 to 6 months 6 m to 1 year 1-2 years 2-3 years
Risk of death %* 21.6 2.9 4.9 4.8 3.2
CI 95% (17.7-25.9) (1.4-5.4) (2.7-7.9) (2.7-7.9) (1.5-6.0)
Cumulative risk, % 21.6 24.1 27.8 31.2 33.4
CI 95% (17.7-25.9) (20.0-29.0) (24.5-32.3) (26.7-36.0) (28.9-38.3)
Number at risk 407 319 309 294 280
Number of deaths 88 10 15 14 9
Cumulative deaths 88 98 113 127 136
  1. *Risk of death = (1-Kaplan-Meier estimate).