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Table 10 Sensitivity and specificity for wheal size cut-offs

From: Prediction of clinical peanut allergy status among children in Hamilton, Ontario using chart review data collected during 2012–2015

Wheal size (mm) Sensitivity (%) Specificity (%)
>1 100 91.8
>2 99.0 92.8
>3 94.9 96.9
>4 87.6 99.0
>5 79.4 100