Table 1.

Study design

T0	T1	T2	T3	T4	T5	T6	T7	T8	T9
1 week or less	3×/week × 3 for a total of 9 tDCS active stimulation sessions
Sociodemographic questionnaire, TEA (EC, ECD), Ruff 2&7, CPT-3, D-KEFS (Stroop), WAIS-IV (DS, CD, BD)	First stimulation session	Adverse effects questionnaire							Satisfaction and tolerability questionnaire, TEA (EC, ECD), Ruff 2&7, CPT-3, D-KEFS (Stroop), WAIS-IV (DS, CD, BD)

Abbreviations: TEA Test of Everyday Attention, EC elevator counting, ECD elevator counting with distraction, CPT-3 Conners’ Continuous Performance Test 3rd Edition, D-KEFS Delis-Kaplan Executive Function System, WAIS-IV Wechsler Adult Intelligence Scale–fourth edition, DS Digit Span, CD Coding, BD Block Design