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Table 3 Onset time and direction of bearing dislocation

From: Bearing dislocation of mobile bearing unicompartmental knee arthroplasty in East Asian countries: a systematic review with meta-analysis

  Total cases Dislocation time from primary UKA (year) Dislocation direction
< 2 2 to 5 > 5 Anterior Posterior Medial Lateral
Bae et al. [5] 67 37 16 14 36 28 3 0
Choy et al. [11] 15 6 3 6 9 6 0 0
Kang et al. [6] 22 8 10 4 10 11 0 1
Tian SQ et al. [7] 4 3 1 0 NA
Xue et al. [8] 3 2 1 0 1 2 0  
Yoshida et al. [9] 10 7 3 0 5 2 0 2