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Table 2 Positive predictive values for the CH ONSP at various screening-TSH ranges

From: Prediction of congenital hypothyroidism based on initial screening thyroid-stimulating-hormone

TSH Screen Range (mIU/L) Screen Positives True Positives False Positives Positive Predictive Value
17–19.9 201 48 153 24 %
20–29.9 129 50 79 39 %
30–39.9 34 26 8 76 %
≥40 177 172 5 97 %