Table 1—

Patient characteristics

CharacteristicsControlsPatients with asthmap-values
AllStableExacerbationFor controls versus all patientsFor stable versus exacerbation
Patients n64621646
Age yrs42.2±11.940.1±18.630.9±21.843.3±16.60.410.06
Males31 (48)29 (46)6 (37)23 (50)0.780.13
Total serum IgE kU·L−1131.5±110.4506.6±444.2420.5±295.0536.5±484.7<0.0010.484
Eosinophils in WBC %2.92±1.885.29±4.335.26±1.905.30±4.920.0010.26
FEV1/FEV1 predicted0.96±0.05#0.68±0.14<0.001
  • Data are presented as mean±sd or n (%), unless otherwise stated. IgE: immunoglobulin; WBC: white blood cells; FEV1: forced expiratory volume in 1 s. Continuous data were compared using the Kruskal–Wallis test and categorical data were compared using Pearson's chi-squared test. #: Data are missing for three subjects; : data are missing for one subject.