Table 2

Association between respiratory symptoms related to work and various independent variables in the study population of trainee bakers

Independent variables OR 95% CI
History of allergic disease5.81.8 to 18.2
Skin sensitisation to wheat or α-amylase4.31.2 to 14.9
Exposure to wheat outside school3.30.8 to 13.7
Drug treatment for allergic disease2.40.8 to 7.7
Atopy (prick test)1.10.3 to 3.8
  • Odds ratios (ORs) are derived from multivariate marginal logistic regression analysis using the generalised estimating equation approach to longitudinal data: 95% CIs were obtained from robust variance estimates.