Rationale and study protocol for We-PAP: a randomized pilot/feasibility trial of a couples-based intervention to promote PAP adherence and sleep health compared to an educational control

Table 2 Study schedule of enrollment, allocation, interventions, and assessment

	Study period
Timepoint	Enrollment	Pre-intervention assessment	Allocation	Post-allocation
Timepoint	Enrollment	Pre-intervention assessment	Allocation	Intervention	Post-intervention 1-month assessment follow-up	Post-intervention 3-month assessment follow-up
Enrollment
Eligibility screen	X
Informed consent	X	X
Allocation			X
Intervention
We-PAP group				X
Information control group				X
Data collection
Demographics		X
OSA severity (AHI)		X		X		X
Primary outcomes
PAP adherence		X		X		X
Secondary outcomes
Sleep quality (objective)		X		X		X
Sleep diary		X		X		X
Sleep disturbance		X		X	X	X
Sleep-related impairment		X		X	X	X
Relationship quality		X		X	X	X
Cognitive function		X				X
Process/intervention-related variables
Feasibility/acceptability				X	X	X
Intervention fidelity				X

ISSN: 2055-5784