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. Author manuscript; available in PMC: 2013 Feb 1.
Published in final edited form as: Allergy. 2011 Nov 18;67(2):235–241. doi: 10.1111/j.1398-9995.2011.02750.x

TABLE 3. Linear Regression Formulae for Conversion of Allergen Values Using ELISA standards or the UAS.

Allergen ELISA
Std
Lot#
Linear Regression
Conversion
ELISA Std to UAS
(#31012)
Linear Regression
Conversion
UAS (#31012) to
ELISA Std
R2 Value Mean CV%
(predicted vs.
measured
results)
Der p 1 2901 y = 0.66x + 22.08 x = (y−22.08)/0.66 0.94 17.4
Der f 1 30065 y = 0.07x +13.11 x = (y−13.11)/0.07 0.99 9.2
Mite Group 2 2409 y = 0.43x − 1.88 x = (y+1.88)/0.43 0.99 15.5
Fel d 1 30002 y = 0.38x + 7.56 x = (y−7.56)/0.38 0.99 10.9
Can f 1 2832 y = 0.22x − 4.56 x = (y+4.56)/0.22 0.99 15.9
Mus m 1 2508 y = 1.20x − 0.52 x = (y+0.52)/1.20 0.99 8.8
Rat n 1 2714 y = 1.65x + 39.17 x = (y−39.17)/1.65 0.99 11.2
Bla g 2 2418 y = 0.67x + 22.59 x = (y−22.59)/0.67 0.99 13.5