Table 1 Clinical characteristics of patients and effect of tDCS on accuracy of naming before and after stimulation
Patient notDCSAge (y)SexEducation (y)Stroke aetiologyLesion siteTime after stroke (y)Aphasia typeAccuracy of naming (range 0–20)
BeforeAfter
1A, C43F8Thrombosis L MCACo/Sc (F)8BA16/2016/20
C16/2018/20
S18/2019/20
2A, C68M13Thrombosis L MCACo/Sc (F, P)4GA13/2012/20
C12/2016/20
S11/2011/20
3A48F8Thrombosis L MCACo/Sc (F, T, P)3BA16/2016/20
S17/2017/20
4A74M5Thrombosis L MCASc (F, P)5GA17/2017/20
S15/2016/20
5C,A62M12Thrombosis L MCACo/Sc (F, T, P)4GC5/2010/20
A6/206/20
S6/207/20
6C51F17SAH of R anterior communicating artery + vasospasm L MCACo/Sc (F)3BC13/2015/20
S10/2010/20
7C, A75F5Thrombosis L ICACo/Sc (F)2GC7/209/20
A4/204/20
S7/206/20
8C62M17Thrombosis L ICACo/Sc (F, P)2.5BC17/2019/20
S18/2017/20
Mean (SEM)60.37 (4.24)10.62 (1.72)3.93 (0.67)
  • A, anodal transcranial direct current stimulation (tDCS); B, Broca’s aphasia; C, cathodal tDCS; Co, cortical; F, frontal; G, global aphasia; ICA, internal carotid artery; L, left; MCA, middle cerebral artery; P, parietal; R, right; S, sham stimulation; SAH, subarachnoid haemorrhage; Sc, subcortical; T, temporal.