Sample size, n | 35 |
Age (years), mean ± SD | 52 ± 13 |
Sex, n (%) | |
Female | 19 (54) |
Male | 16 (46) |
Diagnosis, n (%) | |
Subarachnoid hemorrhage | 19 (54) |
Traumatic brain injury | 15 (43) |
Intracerebral hemorrhage | 1 (3) |
Device implant time (days), mean ± SD | 6.9 ± 3.0 |
PAR placement with respect to injured brain, n (%) | |
Contralateral | 26 (74) |
Ipsilateral | 9 (26) |
PAR placement in tissue, n (%) | |
Healthy tissue | 30 (86) |
Affected tissue | 2 (6) |
Penumbral region | 3 (9) |
All ICP values (mmHg), range | |
PAR | 0-42 |
EVD | 0-40 |
Mean patient ICP values (mmHg), range | |
PAR | 5-22 |
EVD | 6-24 |
Total number of paired ICP readings1, n | 2258 |
Number paired device readings per patient, range | 8-127 |
Observations obtained with head of bed at 30°, n (%) | 1884 (83) |