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Multivariable predictors of compromised PbtO2 (minutes spent with PbtO2 < 20 mmHg)
| Coefficient | Standard error | P value | |
|---|---|---|---|
| BMI | 64.4 | 28.9 | 0.03 |
| Age | −18.1 | 12.8 | 0.16 |
| Sex | 502.9 | 438.5 | 0.26 |
| ARDS | 1046.7 | 741.7 | 0.16 |
| Mean PaO2 | 4.4 | 4.7 | 0.35 |
| Mean PaO2:FiO2 | −2.6 | 3.2 | 0.42 |
| Mean daily CVP | 180.5 | 64.3 | <0.01 |
| Maximum daily ICP | 4.7 | 8.2 | 0.57 |
| APACHE II score | 21.1 | 38.5 | 0.59 |
| Constant | −2103.1 | 1736.0 | 0.23 |
Values in bold are statistically significant
