Table 4 Krouse staging for crossmatched cases and crossmatch to transfusion ratio
From: Blood transfusion requirements for endoscopic sinonasal inverted papilloma resections
Crossmatch | n = 5 (6%) |
|---|---|
Krouse stage | |
T4 | 3 (60%) |
T3 | 2 (40%) |
T2 | 0 |
T1 | 0 |
Crossmatch to transfusion ratio | 5:3 |