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Table 3 Methodological quality assessment of the controlled studies

From: Immediate and long-term effects of BCI-based rehabilitation of the upper extremity after stroke: a systematic review and meta-analysis

Authors PEDro items Total
1 2 3 4 5 6 7 8 9 10 11   
Mihara et al. (2013) [35] 1 1 1 1 1 1 1 1 1 1 1 10
Ramos-Murguialday et al. (2013) [15] 1 1 1 1 1 1   1   1 1 8
Varkuti et al. (2013) [49] 1    1     1 1   1 4
Ang et al. (2014) [50] 1 1   1    1 1   1 1 6
Li et al. (2014) [6] 1 1 1 1     1 1 1 1 7
Rayegani et al. (2014) [47] 1 1   1    1    1 1 5
Ang et al. (2015) [7] 1 1 1 1    1 1   1   6
Pichiorri et al. (2015) [17] 1 1 1 1     1   1 1 6
Jang et al. (2016) [46] 1 1   1    1 1   1 1 6
Kim et al. (2016) [51] 1 1 1 1    1 1   1 1 7
Frolov et al. (2017) [52] 1 1   1    1    1 1 5
Biasiucci et al. (2018) [16] 1 1 1 1 1   1 1 1 1 1 9
Ramos-M et al. (2019) [53] 1 1 1 1 1 1 1    1 1 8
Ang et al. (2015) [54] 1 1   1 1    1 1 1 1 7
Kasashima-Shindo et al. (2015) [55] 1    1    1 1 1 1 1 6
  1. 1 = eligibility criteria; 2 = random allocation; 3 = concealed allocation; 4 = baseline comparability; 5 = blind subjects; 6 = blind therapists; 7 = blind assessors; 8 = adequate follow-up; 9 = intention-to-treat analysis; 10 = between-group comparisons; 11 = point estimates and variability