Table 1.
Admission emographics for subjects
| Variables | Measure | Ramsay-alone group N = 35 |
BIS-augmentation group N = 32 |
t-test of difference |
|---|---|---|---|---|
| Age | Mean (SD) | 54.8 (15.14) | 57.8 (19.82) | n.s. |
| Weight | Mean (SD) | 77.9 (18.17) | 83.1 (18.76) | n.s. |
| Gender | % female | 40.00% | 50.00% | n.s. |
| Caucasian | Percent | 57.14% | 56.25% | n.s. |
| African American | Percent | 31.43% | 37.50% | n.s. |
| Native American | Percent | 8.57% | 3.13% | n.s. |
| Pacific Asian | Percent | 2.86% | - | n.s. |
| Hispanic | Percent | - | 3.13% | n.s. |
| Admit GCS | Mean (SD) | 8.4 (2.64) | 7.6 (2.73) | n.s. |
| APACHE IV | Mean (SD) | 67.4 (20.28) | 75.64 (21.84) | n.s. |
| Admission diagnosis | ||||
| Hemorrhagic stroke a | 14 | 19 | ||
| Ischemic stroke | 5 | 1 | ||
| Traumatic brain injury | 7 | 3 | ||
| Encephalopathy | 3 | 5 | ||
| Spinal cord injury | 2 | 3 | ||
| Brain tumor | 3 | 1 | ||
| Myasthenic crisis | 1 | 0 |
n.s. = no significant difference
a
Includes subarachnoid, ubdural, and intraparenchymal emorrhage/hematoma