The Dutch diagnostic model for laboratory animal allergen sensitization was generalizable in Canadian apprentices.

OBJECTIVE: To assess the transportability of an existing diagnostic questionnaire model for the sensitization to laboratory animal (LA) allergens. STUDY DESIGN AND SETTING: The model was externally validated in 414 Canadian animal health apprentices. Several approaches were used: (1) no adjustment; (2) recalibration of the intercept of the model; (3) re-estimation of the intercept and the regression coefficients of predictors; and (4) model revision, by excluding the existing predictor(s) and/or including new predictor(s). The bootstrapping procedure was done following the third and fourth met... Mehr ...