From: Microvascular reactivity is altered early in patients with acute respiratory distress syndrome
NIRS VARIABLE | VOLUNTEERS (n = 27) | ARDS | ||||
---|---|---|---|---|---|---|
Total (n = 32) | Good evolution (n = 16) | Poor evolution (n = 16) | Survivors (n = 24) | Non-survivors (n = 8) | ||
StO2 base (%) | 79 (76–81) | 75 (67–80)* | 77 (72–80) | 74 (60–80) | 77 (73–80) | 60 (59–76)* |
THI base (au) | 14.4 (12.8-15.4) | 9.6 (6.8-10.8)** | 9.7 (7.7-10.8) | 9.0 (6.8-10.9) | 9.8 (6.8-10.8) | 7.9 (6.7-11.7) |
StO2 max (%) | 94 (90–94) | 85 (76–90)** | 87 (82–90) | 84 (73–90) | 87 (83–93) | 73 (70–84)* |
Desc slope (%/min) | 10.3 (8.4-11.4) | 9.6 (8.2-13.4) | 11.3 (8.7-15.8) | 8.8 (7.2-13.2) | 11.3 (8.7-15.3) | 8.1 (5.7-9.1)** |
Asc slope (%/min) | 258 (216–306) | 185 (115–233)** | 222 (170–293) | 121 (90–209)** | 212 (165–252) | 95 (73–120)** |