Blood Gas Sodium vs. Lab Sodium Measurements Based on Albumin Levels
| Albumin Level (g/dL) (# of samples) | Blood Gas Sodium (mmol/L) mean±SD | Lab Sodium (mmol/L) mean±SD | p-value |
|---|---|---|---|
| albumin<2.5 (64) | 133.2±4.3 | 137.7±4.1 | p<0.001 |
| albumin ≧ 2.5 (328) | 133.4±3.4 | 138.6±3.2 | p<0.001 |
| total n=392 | 133.4±3.6 | 138.5±3.4 | p<0.001 |