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. 2021 Jul 1;2021(7):CD003586. doi: 10.1002/14651858.CD003586.pub4

Yang 2015.

Study characteristics
Methods Pilot RCT
Setting: Taiwan, patients receiving routine rehabilitation
Participants Inclusion criteria: patients between 18 and 80 years of age; (2) first‐stroke patients (cerebral infarction or haemorrhage) confirmed by computed tomography (CT) or magnetic resonance imaging (MRI) and in recovery time within 60 to 180 days; (3) USN confirmed by line bisection test, star cancellation test, or clinical examination; (4) patients without serious heart, lung, and kidney disease or epilepsy; (5) patients without metallic implant of diamagnetic substance
Age, years: intervention 1 = 46.72 ± 13.11, intervention 2 = 48.01 ± 12.25, intervention 3 = 49.45 ± 10.78, control = 47.70 ± 11.81
Sex (number of men): intervention 1 = 6, intervention 2 = 4, intervention 3 = 5, control = 7
Time since stroke: within 60 to 180 days
Interventions rTMS
Intervention 1: stimulation parameter in the 1‐Hz group was 1 Hz, and stimulus duration for each sequence was 8 seconds; repeated 82 sequences with a total of 656 pulse number
Intervention 2: stimulation frequency in the 10‐Hz group was 10 Hz, with a total pulse number of 1000 and stimulation interval of 55 seconds
Intervention 3: continuous TBS group parameter was 801 pulses, in bursts of 3 pulses at 30 Hz, repeated every 100 milliseconds (5 Hz, θ rhythm)
Control: sham stimulation
Outcomes
  • Line bisection

  • Star cancellation


2 weeks before treatment (designated as time point 1), beginning of treatment (time point 2), end of treatment (time point 3), 1 month after treatment (time point 4)
Notes  
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Unclear risk No detail given
Allocation concealment (selection bias) Unclear risk No detail given
Blinding of participants Unclear risk No detail given
Blinding of personnel High risk No detail given
Blinding of outcome assessment (detection bias)
All outcomes Unclear risk Mentions assessor was blinded, although unclear if blinding achieved
Incomplete outcome data (attrition bias)
All outcomes Low risk No dropouts
Selective reporting (reporting bias) Low risk Although tables for 2 out of 3 outcomes are presented (the significant 2), unsure if this constitutes high bias
Other bias Low risk No evidence of this