Table 4

Participant timeline

Activity	Study staff	Approximate time to complete	CRF (Y/N)	Prestudy	−1 week	0	Month 1	Month 2	Month 2 End	Month 3 End
Prescreening consent	Primary investigator	15 min	N	X
Screening log	Primary investigator	5 min	N	X
Consent form	Primary investigator	1 hour	N	X
Inclusion/exclusion form	Primary investigator	30 min	Y	X
Participant characteristics	Primary investigator	15 min	Y	X
Stage of change	Primary investigator	5 min	Y	X
Outcome measures	Outcome assessor	1.5 hours	Y		X				X	X
Randomisation	Study coordinator	10 min	N		X
Activity assessment	Primary investigator	20 min	N			X
Behaviour assessment	Primary investigator	15 min	Y			X
Behavioural Initiation determinant assessment	Primary investigator	1 hour	N			X
Tailored intervention	Primary investigator	Not Applicable	Not Applicable				X	X
Behavioural Maintenance determinant assessment	Primary investigator	30 min	N				X
Fidelity monitoring	Study coordinator	2 hours	Y				X	X
Progress monitoring	Study coordinator	15 min/week	Y				X	X		X

CRF, case report form; N, no; Y, yes.