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Table 1 outcome measures

From: Effectiveness of pulmonary rehabilitation for patients with asthma: study protocol of a randomized controlled trial (EPRA)

Outcome measured by/Instrument T0 T1 T2 T3A (CG) T3 T4 T5 T6 T7 (CG) T8 (CG)
Asthma control Asthma control test (ACT) [29, 30] X X X X X X X X X X
Lung function, blood gases FEV1, FEV1/VC, SRtot, VC, RV, PaO2, PaCO2, [50, 51]   IG IG   CG CG     
Exercise capacity 6MWT [53]           
Allergy Total Ig E, specific Ig E-Screening (ImmunoCAP®)   IG IG   CG CG     
Asthmatic inflammation Fractional exhaled nitric oxide (FeNO) [56], Eosinophils   IG IG   CG CG     
QoL Saint George’s Respiratory Questionnaire (SGRQ) [35] X X X X X X X X X X
QoL Asthma Quality of Life Questionnaire (AQLQ)] [36] X X X X X X X X X X
QoL EQ-5D-5L [37, 38, 57] X X X X X X X X X X
QoL Global Rating of Change Scale (GROC-scale) [39]    X X X X X X X X
Symptoms Numerical rating scale for dyspnoea, cough, sputum, pain [40] X X X X   X X X X X
Dysfunctional breathing Nijmegen Questionnaire (NQ) [58] X X X X      X X
Depression Patient Health Questionnaire (PHQ) [59] X X X X   X X X X X
Anxiety Generalized Anxiety Disorder Questionnaire (GAD 7) [60] X X X X   X X X X X
Fatigue Brief Fatigue Inventory (BFI) [41] X X X X       
Illness Perception Illness Perception Questionnaire (IPQ-R) German Version [45] X X X X   X X X X X
Resource Use FIM-Lu, modification of FIMA [52] X    X   X X X X X
Work ability Work Ability Index (WAI) Items 1 and 4 [61] X X X X   X X X X X
SPoRTW SPE-Scale [55] X X X X   X X X X X
Self-management Health Education Impact Questionnaire (heiQ), Scale “Skill and technique acquisition” X X X X   X X X X X
Smoking habits Questionnaire (developed) X    X   X X X X X
Sport behaviour Questionnaire (developed) X    X   X X X X X
Medication beliefs Brief Medication Questionnaire (BMQ) [62] X X X X     X X X
Adherence Medication Adherence Report Scale (MARS) [63] X X X X     X X X
Sick leave Questionnaire (developed)     IG   X X X X X
  1. Notes: QoL: Quality of Life; SPoRT: Subjective prognosis of return to work; IG: assessment only in intervention group; CG: assessment only in control grou