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Table 4 RCTs studies quality

From: Comparison of computer-assisted navigated technology and conventional technology in unicompartmental knee arthroplasty: a meta-analysis

RCTs Randomized adequatelya Allocation concealed Patient blinded Care provider blinded Outcome assessor blinded Acceptable drop-out rateb ITT Analysisc Avoided selective reporting Similar baseline Similar or avoided cofactor Patient compliance Similar timing Qualityd
Zhang et al. [7] Yes Yes Yes Unclear No Yes No Yes Yes Unclear Yes Unclear High
Lim et al. [35] Yes Yes Yes Unclear No Yes No Yes Yes Unclear Yes Yes High
  1. aOnly if the method of sequence made was explicitly introduced could get a “Yes”
  2. bDrop-out rate < 20% could get a “Yes,” otherwise “No”
  3. cITT = intention-to-treat, only if all randomized participants were analyzed in the group, they were allocated to could receive a “Yes”
  4. d“Yes” items more than 7 means “High”; more than 4 but no more than 7 means “Moderate”; no more than 4 means “Low”