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Table 3 Results of the methodological quality assessment*

From: Minimally invasive and computer-navigated total hip arthroplasty: a qualitative and systematic review of the literature

  Fulfilled validity criteria Unfulfilled validity criteria Incomplete information for validity assessment Internal validity score Methodological quality
Study Selection bias (1,2,3) Performance bias (5) Attrition bias (6,8) Detection bias (4,7)     
MIS         
Lawlor et al. [31] 1,2,3 5 6 4,7 8 - 7 High
Chimento et al. [4] 1,2,3 5 6 4,7 8 - 7 High
Ogonda et al. [34] 1,2,3 5 6 4,7 8 - 7 High
Kim [30] 1,3 5 6 4,7 2,8 - 6 High
Bennett et al. [22] 3 5 6 4,7 8 1,2 5 Medium
Chung et al. [23] 3 5 6 4,7 1,2,8 - 5 Medium
Khan et al. [29] 3 5 6 4,7 1,2,8 - 5 Medium
Dorr et al. [26] 3 5 6 4,7 8 1,2 5 Medium
Ciminiello et al. [24] 3 5 6 7 1,2,4,8 - 4 Medium
Dutka et al. [27] 3 - 6 4,7 1,2,8 5 4 Medium
Hart et al. [28] 3 - 6 4,7 8 1,2,5 4 Medium
Mazoochian et al. [37] 3 5 - 4,7 8 1,2,6 4 Medium
Rittmeister & Peters [35] 3 5 6 7 1,2,4,8 - 4 Medium
Speranza et al. [36] 3 5 6 7 4,8 1,2 4 Medium
DiGioia et al. [17] 3 5 - 4,7 1,2,8 6 4 Medium
De Beer et al. [25] 3 - 6 7 1,2,4,8 5 3 Medium
Levine et al. [32] 3 - 6 7 1,2,4,5,8 - 3 Medium
Nakamura et al. [33] 3 - 6 7 1,2,4,5,8 - 3 Medium
CAS         
Leenders et al. [16] 1,2,3 5 6 4,7 8 - 7 High
Parratte & Argenson [40] 1,2,3 5 6 4,7 8 - 7 High
Kalteis et al. [15] 1,3 5 6 4,7 8 2 6 High
Kalteis et al. [38] 1,3 5 6 7 8 2,4 5 Medium
Sugano et al. [41] 3 5 6 4,7 1,2,8 - 5 Medium
Najarian et al. [39] 3 5 6 7 1,2,8 4 4 Medium
Wixson & MacDonald [18] 3 5 6 7 1,2,8 4 4 Medium
  1. * Methodological quality criteria are presented in Table 1.