Table 1.

Inclusion and exclusion criteria.

Criteria	Description
	All patients were diagnosed with stroke
Inclusion criteria	Patient age≥18 years;
	The first stroke occurred between 2 weeks and 6 month;
	Hand weakness (Brunnstrom 1–4); Motor evoked potential (MEP) can record from the unaffected hand.
	Cognitive clarity, Mini-mental State Examination (MMSE) > 21 (41);
	No visual perception disorder;
Exclusion criteria	History of epilepsy;
	Metallic implants in any part of body;
	Severe skull fracture, history of brain or spinal cord surgery (42);
	Administration of drugs that potentially lower seizure threshold (central nervous system stimulant, aminophylline, ephedrine);
	Significantly spasmodic (Ashworth score >2) (43);
	Aphasia or partial neglect;
	Malignant tumor, pregnancy;
	Serious heart, lung, liver, kidney and other diseases, inability to be followed up at regular interval;
	Enrolled otherclinical researches in 6 months before the trial.