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Table 1: 
Mean values of hemodynamic variables computed over the ruptured and unruptured groups for each of the flow conditions considered^a
Flow Condition Aneurysm Group ICI MWSS (dyne/cm²) SCI VDR KER LSA LSI
Pulsatile flow (HR = 60 bpm) Ruptured 1.012 384 9.97 0.36 0.232 60% 0.26
Unruptured 0.66 277 6.47 0.951 0.176 56% 0.25
P value .0035 .0034 .0154 .0123 .2226 .3716 .6630
Pulsatile flow (HR = 100 bpm) Ruptured 1.001 545 10.14 0.4156 0.259 60% 0.27
Unruptured 0.651 402 6.39 1.0321 0.197 56% 0.25
P value .0034 .0039 .0073 .0065 .1836 .4317 .6837
Steady flow, low Ruptured 1.031 271 8.26 0.399 0.25 54% 0.216
Unruptured 0.682 191 5.90 1.081 0.19 52% 0.216
P value .0029 .0026 .0490 .0102 .2410 .0953 .9800
Steady flow, medium Ruptured 1.001 187 9.88 0.341 0.226 60% 0.26
Unruptured 0.662 130 6.36 0.914 0.170 56% 0.25
P value .0035 .0026 .0159 .0174 .2362 .4621 .7407
Steady flow, high Ruptured 0.951 108 12.77 0.236 0.168 68% 0.333
Unruptured 0.622 74 7.52 0.571 0.129 63% 0.308
P value .0040 .0037 .0092 .0105 .3492 .2357 .5029


a The (2-tailed) P values indicate the statistical significance of the difference of the mean values between the ruptured and unruptured groups, computed using a Student t test.