Fig. 2

Algorithm diagram with stop criteria for tele-monitored tDCS. Modified version from Kasschau et al. with authors’ permission. This protocol included user and/or caregiver capability to participate in tDCS, check list of procedures for safe placement of electrodes and head strap, dose control, monitoring of compliance and adverse events, and clear guidelines for discontinuation of sessions and/or study participation. Note various stop criteria determining when a subject is no longer able to safely participate in the study