Effects of Transcranial Direct Current Stimulation (tDCS) and Approach Bias Modification (ABM) training on food cravings in people taking antipsychotic medication

Table 1 Study schedule of enrolment, interventions and assessments

	Study period
	Screen visit (all participants)	Baseline (all participants)	Training: ABM + real tDCS	Training: ABM + sham tDCS	Post-assessment (all participants)	Follow-up (all participants)	Study end (all participants)
Timepoint	–t1	0	t1	t1	t2	t3	t4
Participant information sheet, inclusion /exclusion criteria and tDCS safety screen	X
Informed consent		X
Demographic information		X			X
Questionnaires		X			X
Food-related tasks		X			X
Approach bias assessment tasks		X			X
Pre-ABM + tDCS measures: multiple VASs, blood pressure and pulse			X	X
Anodal real tDCS to dlPFC			X
Anodal sham tDCS to dlPFC				X
Approach bias modification training			X	X
Post ABM + tDCS measures: multiple VASs, blood pressure and pulse			X	X
Tolerance, discomfort and side effects of tDCS			X	X
Acceptability questionnaire					X
Blinding assessment questionnaire					X
Follow-up questionnaires						X
Unblinding							X

ABM approach bias modification, dlPFC dorsolateral prefrontal cortex, tDCS transcranial direct current stimulation, VAS visual analogue scale

ISSN: 1745-6215