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. Author manuscript; available in PMC: 2012 Oct 1.
Published in final edited form as: Stroke. 2011 Aug 4;42(10):2970–2972. doi: 10.1161/STROKEAHA.111.622977

Table 2.

Incident rates per 1,000 person-years after follow-up MRI scan by worsened white matter grade.

Incident # of Events / # at Risk, rate (95% CI) Hazard Ratio (95% CI)
 Event Worsening absent Worsening present p-value
Heart failure 250/1176 115/441 1.34 (1.07–1.67)
27.5 (24.3–31.2) 37.7 (31.4–45.3) 0.010
Stroke 135/1269 63/472 1.39 (1.02–1.88)
13.5 (11.4–15.6) 19.0 (14.8–24.3) 0.035
Death 582/1269 288/472 1.46 (1.26–1.68)
55.8 (51.4–60.5) 82.0 (73.1–92.1) <0.001

Footnotes as in Table 1.