The prick test result after intervention Group Grade Intervention group Control group p n% n% Very good 0 0 Good 5 5, 8 0 Fair 28 32, 6 1 1, 2 p<0, 01 Bad 53 61, 6 85 98, 8 p<0, 01 Total n1=86 100% n2=86 100% Interpret: Intervention group: After intervention, Good result 5, 8%; Fair 32, 6% and Bad 61, 6%.