A randomised controlled trial examining the efficacy of smoking-related response inhibition training in smokers: a study protocol

Table 1 SPIRIT Flow Diagram of the schedule for participants and data collection for the INST study

		STUDY PERIOD
				Follow-Up Period
	Enrolment	Baseline (T1) and Allocation	Training Period	Post-Intervention (T2)	1-Month Post-Intervention (T3)	3-Months Post-Intervention (T4)	Close-out
TIMEPOINT	-t ₁	t ₀ -t ₁	t ₂ – t ₁₄	t ₁₅	t ₄₅	t ₁₀₅	t _x
ENROLMENT:
Eligibility screen	X
Informed consent	X	X
Obtain Contact Information	X	X
Allocation		X
INTERVENTIONS:
INST intervention		X	X
Control training		X	X
ASSESSMENTS:
Demographic Questions		X
TLFB		X		X	X	X
FTND		X		X	X	X
DASS		X		X	X	X
AUDIT		X				X
BIS-11		X		X	X	X
Stimulus Evaluation Test		X		X	X	X
SST		X		X		X
Craving Rating		X	X	X	X	X
Motivation Rating		X		X	X	X
Confidence Rating		X		X	X	X
Time of last cigarette		X	X
CLOSE-OUT:							X
Data-analysis							X
Debriefing of participants							X
Documentation and Dissemination of Findings							X

t refers to days (from t₁ onwards). TLFB Timeline Follow-Back interview, FTND Fagerström Test of Nicotine Dependence, DASS Depression Anxiety and Stress Scale, AUDIT Alcohol Use Disorders Identification Test, BIS-11 Barrett Impulsiveness Scale, SST Stop Signal Task

ISSN: 1471-2458