Table 6.

Treatment rankings by P-score of the safety of tDCS (measured by drop-outs and adverse events during the intervention phase)

Treatment	P-Score
Sham	0.60
Physical rehabilitation	0.57
Cathodal	0.50
Methylphenidate	0.49
Dual	0.46
Anodal	0.38

Treatments are listed in order of relative ranking. The P-Score, ranging from 0 to 1, describes the mean degree of certainty about a particular treatment being better than another treatment