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. Author manuscript; available in PMC: 2015 Sep 1.
Published in final edited form as: Stroke. 2014 Aug 12;45(9):2649–2655. doi: 10.1161/STROKEAHA.114.005393

Table 3.

Univariate statistical analysis using Wilcoxon rank-sum test. Shown are median and interquartile range for aneurysms originating off the larger daughter, off the smaller daughter branch, or off the apex of the bifurcation.

Aneurysm originates off
larger daughter (n = 10)
Aneurysm originates off
apex (n = 20)
Aneurysm originates off
smaller daughter (n = 32)
P-value
Φ1 92.6° (75.95 - 124.25) 86.1° (78 - 105.8) 53° (41.5 - 82.15) <0.001
Φ2 72.1° (52.25 - 86.75) 94.3° (86.05 - 108.25) 112.3° (97.7 - 128.45) <0.001