Table 2.
Optimal hemoglobin threshold that respondents would use to initiate transfusion for different forms of acute brain injury
| Optimal Hb threshold to initiate RBCT | SAH (n = 698) | TBI (n = 704) | IS (n = 694) | ICH (n = 693) | NS (n = 655) | Seizure/SE (n = 596) | HIE (n = 659) | CNS Inf (n = 594) | Enceph (n = 582) |
|---|---|---|---|---|---|---|---|---|---|
| 7 g/dl, n (%) | 163 (23) | 152 (22) | 163 (24) | 195 (28) | 216 (33) | 241 (40) | 203 (31) | 247 (42) | 250 (43) |
| 8 g/dl, n (%) | 232 (33) | 200 (28) | 266 (38) | 291 (42) | 264 (40) | 206 (35) | 250 (38) | 204 (34) | 199 (34) |
| 9 g/dl, n (%) | 167 (24) | 159 (23) | 103 (15) | 85 (12) | 77 (12) | 65 (11) | 84 (13) | 63 (11) | 60 (10) |
| 10 g/dl, n (%) | 116 (17) | 167 (24) | 138 (20) | 100 (14) | 71 (11) | 57 (10) | 94 (14) | 52 (9) | 47 (8) |
| >10 g/dl, n (%) | 5 (1) | 12 (2) | 9 (1) | 5 (1) | 8 (1) | 9 (2) | 11 (2) | 8 (1) | 4 (1) |
| Others, n (%) | 15 (2) | 14 (2) | 15 (2) | 17 (2) | 19 (3) | 18 (3) | 17 (3) | 20 (3) | 22 (4) |
Abbreviations: SAH Subarachnoid hemorrhage, TBI Traumatic brain injury, IS Ischemic stroke, ICH Intracranial hemorrhage, SE Status epilepticus, HIE Hypoxic-ischemic encephalopathy, CNS Infect Infections of the central nervous system, Enceph Encephalitis, Hb Hemoglobin, RBCT Red blood cell transfusion
p < 0.001 for trend among groups