Table 1.

Feasibility criteria and assessment.

Feasibility Criteria	Questions Asked	Records Of
Recruitment	Can 30 participants be recruited for the study within four months?	Number of participants considered, screened, and included Reasons for exclusion
Retention	Is the drop-out rate of participants not more than 20%?	Number of participants who dropped out of the trial Reason for dropping out
Protocol Deviation	Can the deviations in the protocol be addressed with minor alterations to the protocol and its implementation?	Any deviations from the described protocol
Data Completeness	Does data completion exceed 95%?	Missing data Reasons for missing
Intervention Adherence	Does the participant’s adherence to the intervention exceed 80%?	Session attendance
Intervention Fidelity	Can the anodal ctDCS be delivered as per the planned protocol such that the fidelity exceeds 80%?	Stimulation location Stimulation intensity Stimulation duration
	Can the SBTT be delivered as per the planned protocol such that the fidelity exceeds 70%?	Setup of fast and slow belt speed Allocation of limbs to split-belt condition Duration of each phase and rest break
Intervention Safety	Is the three consecutive days of anodal ctDCS safe?	Medical or physical changes at the beginning of each session and during the session Any adverse events reported Description and rating of participant’s experience with the ctDCS stimulation
	Is the three consecutive days of SBTT safe?	Medical or physical changes at the beginning of each session and during the session Any adverse events reported