Table 3.

PHRC verus CHr in the assessment of iron statusa

StudyStandardComparisonsSensitivitySpecificity
Cullen et al. (10)TSAT <15%PHRC > 10% CHr < 26 pgPHRC 64% CHr 73%PHRC 77% CHr 100%
Tessitore et al. (5)↑Hb >1.9 g/dl in response to intravenous iron (992 mg over 8 wk)PHRC > 6% CHr ≤ 29 pgPHRC 78.1% CHr 52.9%PHRC 78.1% CHr 52.9%
  • a PHRC, percentage of hypochromic red blood cells.