Table 1 Classification of 343 patients with hypoalbuminemia (albumin < 33 g/L) as hypo-, normo, or hyper-calcemic using local and previously published albumin-adjusted calcium equations.
From: Derivation and internal validation of an equation for albumin-adjusted calcium
Local Equation*1 | |||
|---|---|---|---|
Published Equation*2 | Hypocalcemia (Ca < 2.10 mmol/L) | Normocalcemia (Ca 2.10 – 2.55 mmol/L) | Hypercalcemia (Ca > 2.55 mmol/L) |
Hypocalcemia (Ca < 2.10 mmol/L) | 2 | 0 | 0 |
Normocalcemia (Ca 2.10 – 2.55 mmol/L) | 5 | 272 | 0 |
Hypercalcemia (Ca > 2.55 mmol/L) | 0 | 42 | 22 |