Table 3A: Age specific thresholds for pH corrected ionized calcium levels | |
Age (months) | 95th % (mmol/L) |
  <2 | 1.45 |
  >2 | 1.4 |
Table 3B: Threshold for corrected total calcium level | |
Age (months) | mmol/L |
  <3 | 2.8 |
  >3 | 2.7 |
Table 3C: Age specific thresholds for elevated calcium-creatinine ratio | |
Age (year) | 95th % Ca/Cr ratio (mmol/mmol) |
  <1 | 2.2 |
  1–2 | 1.5 |
  2–3 | 1.4 |
  3–5 | 1.1 |
  5–7 | 0.8 |
  7–17 | 0.7 |