Table 2

St George’s Respiratory Questionnaire (SGRQ) scores at each study time point and mean difference between both treatment groups

SGRQSelf-management groupControl groupTreatment effect#
Baseline6 month12 monthBaseline6 month12 monthΔ95% CI
Patients n127124122121117113
Total37.2±1.637.3±1.637.4±1.738.1±1.538.6±1.537.7±1.6−0.6−2.8–1.7
Symptoms47.8±2.048.6±1.946.1±2.148.5±2.047.3±2.147.3±2.01.1−2.5–4.8
Activity50.7±2.350.8±2.251.4±2.352.9±1.952.1±2.052.3±2.0−0.2−3.2–2.8
Impact26.2±1.625.7±1.626.4±1.726.5±1.628.1±1.525.8±1.6−1.4−3.9–1.1
  • Data are presented as mean±se unless otherwise stated

  • 95% CI: 95% confidence interval

  • #: self-management-control