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Table 1 Sensitization to wheat and grass allergens in an unselected cohort

From: Very low prevalence of IgE mediated wheat allergy and high levels of cross-sensitisation between grass and wheat in a UK birth cohort

Characteristics N (%)  
Reported a problem to wheat 17/827 (20.6)  
Avoided wheat 9/827 (10.9)  
Positive OFC 4/827 (4.8)  
SPT Data
Sensitized to grass (SPT) 96/588 (16.3)  
Sensitized to wheat pollen (SPT) 79/588 (13.4)  
Sensitized to wheat flour 1/588 (0.17)  
Sensitized to wheat pollen and grass pollen (SPT) 75/96 (78)  
Sensitization to wheat flour and grass pollen (SPT) 0/75 (0)  
Sensitized to wheat flour and wheat pollen (SPT) 1/66 (1.5)  
Specific IgE Using 0.35 kUA/l as a cut off Using 0.01 kUA/l as a cut off
Specific IgE positive to wheat 37/246 (15.0)
rTria19 (omega 5 gliadin): 3/37 who were sensitised to wheat (8.1)
Wheat LTP: 1/37 who were sensitised to wheat (2.7)
Gliadin: 1/37 who were sensitised to wheat (2.7)
59/246 (24.0)
Specific IgE positive to grass Timothy 89/246 (36.2)
Phlp1 79/89 who were sensitised to grass (88.7)
Phlp7 4/89 who were sensitised to grass (4.5)
Phlp p12 (profilin) 14/89 who were sensitised to grass (15.7)
Phlp 5b 47/89 who were sensitised to grass (52.8)
98/246 (39.8)
Sensitization to grass and wheat (specific IgE) 36/89 (40.5) 56/98 (57.2)
SPT versus Specific IgE   
Sensitized to wheat flour (SPT) and wheat specific IgE 1/36 (2.8)  
Sensitized to wheat pollen (SPT) and wheat (specific IgE) 31/36 (86.1)  
Sensitised to grass SPT and grass specific IgE 59/88 (67.0)