Table 1.

Participant timeline for enrolment, the intervention and assessments

Timepoint	-t3 baseline (health professionals)	-t2 baseline	-t1 screening/consent	0 baseline	t1 follow-up 3 months	t2 follow-up(health professionals)	t3 followup 12 months
Enrolment
Eligibility screen			X
Informed consent			X
Interventions
The COPD-web
Assessments
Sociodemographics (age, sex, civil status, occupation, smoking habits, diagnosis)1				X
Pulmonary function1			X3
COPD-related symptoms1				X	X		X
Dyspnoea1				X	X		X
Health-related quality of life (HRQoL)1				X	X		X
Knowledge of and readiness for COPD-related self-management strategies1				X	X		X
Health literacy*				X	X		X
Self-efficacy for physical activity1				X	X		X
Time spent in physical activity and training1				X	X		X
Time being sedentary1				X	X		X
Physical activity level (accelerometer)1		X			X		X
Healthcare professionals’ knowledge of and readiness to support COPD-related self management strategies2	X					X
The number of interventions that promote COPD-related self-management strategies provided by healthcare professionals3	X					X
Implementation and maintenance1 2 4			X	X	X		X
Fidelity to the intervention2			X
Reach5			X
Response to and interaction with the COPD-web1 2			X		X		X
Unexpected events or consequences of delivering or receiving the COPD-web1 2			X		X		X
Contextual influences1 2					X		X

Data collected from¹ people with COPD,² healthcare professionals,³ medical record,⁴ statistics from the website,⁵ study documentation.