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| Figure 1: a) Photograph of skin wheal and flare reactions on inner forearm of subject with light skin tone. *ICC–Intraclass correlation. Correlation of observed wheal and flare measurements across raters (specialists) within the same patients b) Distribution of wheal and flare measurements by 20 allergy specialists of 8 skin wheal and flare skin results. Interpretation example: For skin test A wheal reaction, 13 specialists rated the wheal size a 0 mm, 2 rated size as 2 mm, 1 rated size as 2.5 mm, 1 rated size as 3.5 mm, 1 rated size as 5 mm, 1 rated size as 6 mm and 1 rated size as 8 mm. |
