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. Author manuscript; available in PMC: 2011 Mar 1.
Published in final edited form as: J Stroke Cerebrovasc Dis. 2010 Mar;19(2):153–162. doi: 10.1016/j.jstrokecerebrovasdis.2010.01.001

Table 5.

Kaplan-Meier estimates for outcome events at 30 days and 1 year based on age strata: asymptomatic patients a

30 Days 1 Year
≤75 d >75 d ≤75 d >75 d
Outcome Event Event
Rate		 SE Event
Rate		 SE P Value Event
Rate		 SE Event
Rate		 SE P Value
Death/stroke/MI 3.3 0.6 9.1 1.6 .001 3.8 0.7 9.5 1.7 .002
Death/any stroke 2.4 0.5 7.5 1.5 .001 3.0 0.6 7.9 1.6 .004
Death/major stroke 1.2 0.4 3.2 1.0 .06 1.2 0.4 3.6 1.1 .04
Death 0.5 0.2 0.7 0.5 .71 … … … … …
Major stroke 1.1 0.4 2.9 1.0 .09 1.1 0.4 3.3 1.0 .04
Minor stroke 1.2 0.4 4.3 1.2 .01 1.8 0.5 4.3 1.2 .05

Abbreviations: MI, myocardial infarction; SE, standard error.

a

Values are percentages unless indicated otherwise.