Alharbey 2019.

Methods	Design: RCT Follow‐up: 12 months Control group: usual care
Participants	Recruitment: unclear. Assessed for eligibility: not reported. Randomly assigned: not reported. Completed: not reported. Mean age: not reported. Gender (% male): not reported. COPD diagnosis: not reported. Inclusion of participants in acute phase: not reported. Major inclusion criteria: not reported. Major exclusion criteria: not reported.
Interventions	Mode: unclear. Duration: unclear. Professional: (respiratory) nurse. Assignment of case manager: unclear. Self‐management components: unclear. Self‐management topics: unclear. Behavioural change techniques: unclear.
Outcomes	1. perceived awareness (UCOPD) 2. self‐efficacy (10 measurement items from a validated and reliable COPD self‐efficacy scale by Wigal) 3. perceived severity (HBM instrument by Champion) 4. behavioral intention (1‐item scale: “I intended to engage in the COPD recommended behavior.”)
Notes	More information regarding COPD spirometry, intervention components and iterative process needed.