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. Author manuscript; available in PMC: 2009 Aug 1.
Published in final edited form as: Stroke. 2008 Dec 18;40(2):376–381. doi: 10.1161/STROKEAHA.107.513259

Table 3.

Percent of ARIC Sample Who Have Low, Medium, or High Predicted 5-Year Risk of Ischemic Stroke Using TRF and TRF+hs-CRP+Lp-PLA2 and Observed 5-Year Risk (in parentheses)

Ischemic Stroke Risk by TRF+hs-CRP/Lp-PLA2 (interaction)
Low (<2%)
 Intermediate (2% to 5%)
 High (>5%)
 Overall
Ischemic Stroke Risk by TRF Percent of
TRF		 Observed
5-Year Risk		 Percent of
TRF		 Observed
5-Year Risk		 Percent of
TRF		 Observed
5-Year Risk		 Percent of
Sample		 Observed
5-Year Risk
Low (<2%) 96.03 0.0049 3.97 0.0255 0.00 … 85.86 0.0057
Intermediate (2% to 5%) 27.92 0.0128 61.42 0.0339 10.66 0.0593 11.03 0.0307
High (>5%) 0.59 0.0122 33.29 0.0316 66.12 0.1093 3.10 0.0829
Overall 85.56 0.0051 11.22 0.0312 3.23 0.0911 … 0.0108