Table 4B.
Comparison of Intra-operative Data Between Those Who Did and Did Not Experience A Stroke Within Two Days After Surgery (Continued)
| Stroke | Number | Mean | SD | Minimum | Maximum | P value* | |
|---|---|---|---|---|---|---|---|
| Average systolic BP during surgery (mm Hg) | No | 81 | 132.8 | 17.8 | 98 | 199 | 0.264 |
| Yes | 12 | 138.9 | 15.3 | 118 | 160 | ||
| Average diastolic BP during surgery (mm Hg) | No | 81 | 66.3 | 9.7 | 40 | 90 | 0.864 |
| Yes | 12 | 65.8 | 9.2 | 52 | 80 | ||
| Lowest systolic BP during surgery (mm Hg) | No | 81 | 102.1 | 18.3 | 68 | 177 | 0.064 |
| Yes | 12 | 112.6 | 15.8 | 95 | 145 | ||
| Lowest diastolic BP during surgery (mm Hg) | No | 81 | 54.3 | 11.0 | 30 | 98 | 0.1186 |
| Yes | 12 | 58.8 | 9.7 | 40 | 78 | ||
| Duration of lowest BP during surgery (minutes) | No | 79 | 8.3 | 9.9 | 0 | 54 | 0.807 |
| Yes | 12 | 7.6 | 5.6 | 1 | 20 | ||
| Duration of MCA occlusion (minutes) | No | 78 | 45.4 | 24.2 | 15 | 123 | 0.182 |
| Yes | 11 | 55.9 | 25.3 | 26 | 99 | ||
| Average systolic BP during MCA occlusion (mm Hg) | No | 78 | 136.2 | 20.9 | 95 | 190 | 0.572 |
| Yes | 11 | 140 | 20.7 | 106 | 175 | ||
| Average diastolic BP During MCA occlusion (mm Hg) | No | 78 | 67.5 | 11.4 | 40 | 100 | 0.561 |
| Yes | 11 | 69.7 | 15.3 | 55 | 110 | ||
| Heparin dose | No | 12 | 2500.8 | 2032.7 | 10 | 7500 | 0.704 |
| Yes | 3 | 3000 | 1732.1 | 2000 | 5000 | ||
| Protamine dose | Not used | ||||||
| Diameter of STA (mm) | No | 79 | 1.6 | 0.7 | 1 | 4 | 0.178 |
| Yes | 12 | 1.9 | 0.5 | 1 | 3 | ||
| Diameter of MCA cortical branch (mm) | No | 79 | 1.5 | 0.6 | 1 | 3 | 0.105 |
| Yes | 12 | 1.8 | 0.5 | 1 | 3 |
*
P values - t-tests