Table 2 Predictive values of urinary hepcidin level in detection of iron deficiency
From: Urinary hepcidin level as an early predictor of iron deficiency in children: A case control study
Urinary hepcidin-25 level for detection of | |||
|---|---|---|---|
Stage-1(ID) | Stage-2(ID) | Stage-3(IDA) | |
Area under ROC curve | 0.838 | 0.944 | 0.999 |
Standard error | 0.058 | 0.034 | 0.004 |
95%confidence interval | 0.707-0.927 | 0.840-0.988 | 0.927-1.000 |
Significance level p (area = 0.05) | 0.0001 | 0.0001 | 0.0001 |
Cut off point (nmol/mmol Cr) | ≤ 0.94 | ≤ 0.42 | ≤ 0.08 |
Sensitivity (%) | 88.0 | 96.0 | 96.0 |
Specificity (%) | 88.0 | 92.0 | 100.0 |
Positive predictive value (%) | 88.0 | 92.3 | 100 |
Negative predictive value (%) | 88.0 | 95.8 | 96.2 |