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. Author manuscript; available in PMC: 2015 Feb 1.
Published in final edited form as: JAMA Neurol. 2014 Feb;71(2):158–164. doi: 10.1001/jamaneurol.2013.5433

Table 2.

Multivariable Analysis of the Prediction Score for Hematoma Expansion

Variable Adjusted Odds Ratio (95% CI) P Value
Warfarin sodium use 2.61 (1.73–3.95) <.001
Time to initial CT, ≤6 vs >6 h 2.55 (1.53–4.27) <.001
Baseline ICH volume, mL
 <30 1 [Reference] 1 [Reference]
 30–60 1.64 (1.04–2.59) .03
 >60 2.10 (1.25–3.55) .005
CT angiography spot sign 3.81 (2.08–6.98) <.001

Abbreviations: CT, computed tomography; ICH, intracerebral hemorrhage.