Table 1: Overview of the literature investigating the position of the acetabular cup using imageless navigation systems.

Authors Size of analyzed group Inclination Anteversion
Navigation CT Deviation Navigation CT Deviation
Mean SD Mean SD Mean SD Mean SD Mean SD Mean SD
Kalteis [1] 30 None None 43.2 4 2.9 2.2 None None 15.2 5.5 4.2 3.3
Sendtner [3] 32 None None 42.3 3.8 0.37 3.26 None None 24.5 6 5.61 6.48
Jenny [6] 48 42 4 44 5 2 4 15 3 19 7 4 8
Fukui [7] 115 40.1 3.8 41.3 4 1.2 None 13 5.2 15.4 5.7 2.3 None
Kim [8] 81 40.1 5.4 42 7 1.1 7.6 19.2 6.5 21.2 7.2 1.5 7.1
Parratte [9]* 30 None None None None 4 2.8 None None No No 3.4 3.6
Parratte [9]** None None None None 3.3 3.06 None None No No 11.6 6.1
Wassilew [10] 40 None None 46.3 4.2 6.6 3.6 None None 22.3 3.8 8.7 3
Ybinger [12] 37 None None None None 3.5 4.4 None None No No 6.5 7.3
Hakki [13] 135 43.1 4.7 42.7 3.6 0.4 None 23 4.4 22.97 5.4 0.03 None
Hakki [14] 34 43.5 7.5 43.5 4.2 0 None 23 8.4 22.97 9.4 0.03 None
Carcangiu [15] 24 41.5 9.61 44.2 5.83 2.7 None 9.5 4.01 14.4 6.42 4.9 None
Dorr [16] 30 41 3.8 41 4.7 0.03 None 26.7 6.4 27.5 6.3 0.73 None
Hohmann [17] 30 None None None None 3.8 3.8 None None None None 7.7 7.6
Fukunishi [35] 27 43.5 2.17 44.9 3.3 1.9 1.9 11.1 5.6 13.5 5.9 2.6 1.6
Fukunishi [36] 79 38.8 3.1 40.5 4.1 None None 17 3.4 20.6 4.6 None None
Current study*** 18 -19.9 11.5 -16.4 8.9 3.4 5.3 3.8 8.6 2.3 8.1 -1.4 3.1

Body mass index *< 27, *≥ 27
*Based on the ACA coordinate system
None, not mentioned in the article