Table 2– Baseline characteristics of patients with and without any allergic sensitisation
Sensitised patientsNonsensitised patientsp-value
Subjects n9245
Females50 (73)35 (78)0.08
Age yrs44±15.848±14.20.124
Sensitised to HDM68 (74)0<0.001
Ex-smokers32 (35)18 (40)0.555
BMI kg·m−228.0±56.729.4±5.70.261
Age of asthma onset yrs5 (0–58)12 (1–63)0.001
Asthma duration yrs33 (1–71)24 (3–66)0.455
  • Data are presented as n (%), mean±sd or median (range), unless otherwise stated. HDM: house dust mite; BMI: body mass index.