Table 3.
Acid-base characteristics
| Admission (N=89) | Resolution (N=51) | Deterioration (N=27) | |
|---|---|---|---|
| [SIDa] Acidosis ([SIDa]<35 mEq/l) | 35 (39%) | 14 (27.4%) | 21 (77%) |
| Dilutional ([Na+]<138 mEq/l) | 23 (65.7%) | 6 (42.8%) | 13 (61.9%) |
| Hyperchloremic ([Cl-]>107 mEq/l) | 21 (60%) | 10 (71.4%) | 17 (80.9%) |
| Mixed | 10 (28.6%) | 2 (14.2%) | 11 (52%) |
| [SIDa] Alkalosis ([SIDa]>42 mEq/l) | 12 (13.5%) | 12 (23.5%) | 0 (0%) |
| Concentrational ([Na+]>144 mEq/l) | 4 (33.3%) | 4 (33.3%) | - |
| Hypochloremic ([Cl-]<102 mEq/l) | 7 (58.3%) | 5 (41.6%) | - |
| [SIG] Acidosis ([SIG]>6 mEq/l) | 11 (12.3%) | 5 (9.8%) | 4 (14.8%) |
| [Atot] Acidosis | 0 | 0 | 0 |
| Hyperalbunemic ([30]>4.9 g/dl) | - | - | - |
| Hyperphosphatemic ([17]≥2 mmol/l) | - | - | - |
| [Atot] Alkalosis | |||
| Hypoalbunemic ([30]<3.8 g/dl) | 89 (100%) | 51 (100%) | 27 (100%) |
| Pure Metabolic Acidosis | 16 (17.9%) | 1 (1.9%) | 11 (40.7%) |
AGcl: Anion gap corrected for albumin and lactate, Atot: Total concentration of non-volatile acids and conjugate bases, SIG: Strong Ion Gap, SIDa: Apparent Strong Ion Difference.