Table 1 Body weight, surgery time, and hemorrhagic and resuscitation data in 19 pigs randomized to inhale nitrite, carbon monoxide, or no inhalation (control)
Control (n = 7) | Nitrite (n = 7) | Carbon monoxide (n = 5) | ||||||
|---|---|---|---|---|---|---|---|---|
Median | Range | Median | Range | P value1 | Median | Range | P value1 | |
Body weight (kg) | 29.5 | 27.2 – 31.4 | 33.7 | 30.4 – 36.4 | 0.004 | 31.1 | 28.0 – 35.8 | 0.40 |
Surgery time (minutes) | 70 | 61 – 75 | 75 | 64 – 87 | 0.26 | 78 | 71 – 90 | 0.10 |
Shed blood volume | ||||||||
mL | 1000 | 500 – 1241 | 1025 | 761 – 1452 | >0.99 | 711 | 652 – 1138 | 0.54 |
% of TBV2 | 51 | 27 – 70 | 46 | 38 – 63 | >0.99 | 36 | 29 – 56 | 0.40 |
Duration (minutes) | ||||||||
Hemorrhage 13 | 37 | 28 – 55 | 34 | 26 – 42 | 0.77 | 28 | 23 – 33 | 0.06 |
Resuscitation | 15 | 8 – 20 | 16 | 12 – 23 | > 0.99 | 11 | 8 – 23 | >0.99 |