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Table 4 Outcome measures

From: Implementation strategies of internet-based asthma self-management support in usual care. Study protocol for the IMPASSE cluster randomized trial

  0 Months 3 Months 6 months / end-point
Demographic characteristics A   N
Asthma control (ACQ) A A,N  
Lung function (FEV1) [] A A A
Quality of life/patient utilities
Asthma related quality of life (AQLQ) A A A,N
Utilities: (EQ-5D) X X A,N
Education (HeiQ) X   X, N
Medication adherence (MARS) X X X
Illness perceptions (B-IPQ) X   X
Healthcare and other costs (CostQ) X X X, N
  1. A = all strategies; X = Intermediate and Extended strategy; N = non-participating practices.