Table 2.
Correlation coefficients from univariate linear regression analysis of the proportion of urea of estimated serum osmolality (PropUrea/eOSM) and predictors. *P < .05, **P < .01, and ***P < .001.
| ICU day 3 | ICU day 4 | ICU day 5 | ICU day 6 | ICU day 7 | |
|---|---|---|---|---|---|
| PropUrea/eOSM vs. nitrogen administration | −0.09 | −0.05 | −0.06 | 0.02 | 0.11 |
| PropUrea/eOSM vs. fat administration | 0.15 | 0.21** | 0.05 | 0.19* | 0.19* |
| PropUrea/eOSM vs. energy administration | 0.06 | 0.20** | 0.08 | 0.19* | 0.19* |
| PropUrea/eOSM vs. eGFR | −0.64*** | −0.62*** | −0.60*** | −0.60*** | −0.63*** |
| PropUrea/eOSM vs. fluid balance | −0.05 | −0.13 | −0.19* | −0.09 | 0.07 |
| PropUrea/eOSM vs. fluid administration | −0.08 | −0.06 | −0.05 | −0.02 | 0.04 |