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Sensitivity and specificity of ß-hydroxybutyrate (> 3 mmol/L and > 3.8 mmol/L) in diagnosing DKA as defined by bicarbonate levels
| ß-hydroxybutyrate > 3.0 mmol/L | Sensitivity (%) | Specificity | Sensitivity | Specificity |
|---|---|---|---|---|
| Bicarbonate < 18 mmol/L | Bicarbonate < 15 mmol/L | |||
| End-stage renal disease | 72.2 | 84.6 | 86.9 | 69.2 |
| Moderate renal failure | 83.7 | 54.8 | 89.3 | 42.2 |
| Preserved renal function | 88.3 | 43.3 | 96.2 | 33.3 |
Abbreviation: DKA, diabetes ketoacidosis.
