Table 4—

Patient-reported healthcare resource use during the past year by asthma severity grade

IntermittentMild persistentModerate persistentSevere persistent
Subjects n17413415339
General practitioner visits3.1±5.7*; 04.8±8.6*,#; 26.2±12.6#,¶; 28.6±12.0; 6
Other physician visits3.5±3.7; 24.5±5.5; 24.3±6.4; 24.7±4.5; 4
≥1 emergency department visits %6.314.921.638.5
Emergency department visits0.10±0.43*; 00.44±2.31*; 00.51±1.24*; 01.41±3.1#; 0
≥1 hospitalisations %3.56.78.533.3
Hospitalisations0.03±0.18*; 00.16±0.1*; 00.12±0.57*; 00.46±0.76#; 0
  • Data are presented as mean±sd

  • median unless otherwise indicated

  • *, #, : p<0.05 versus differently labelled severity groups (analysis of variance with post hoc comparisons and Kruskal-Wallis test between severity groups)