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Table 4 Previous accuracy measurements reported from different studies and the current study

From: Determining the accuracy of preoperative total hip replacement 2D templating using the mediCAD® software

Study’s author Sample size Type templating Cup size accuracy % (± 0/ ± 1/ ± 2) Stem size accuracy % (± 0/ ± 1/ ± 2) Citation
Current study 391 Digital 28.9/63.9/83.1 27.2/61.0/78.6 Current study
Wedemeyer et al. 40 Digital 40/77.5/92.5 37.5/95/100 [37]
Davila et al. 36 Digital 39/86/94 19/72/94 [21]
EL Steinberg et al. 73 Digital 50.7/89/100 –/87/96 [20]
Kristoffersson E et al. 50 Digital 42.9/80.4/ 38.2/81.8/ [36]
Carter et al. 64 Digital 43.2/82.4/95.9 [7]
Eggli et al. 100 Scanned films-software –/90/– –/92/– [40]
Dutka J et al. 348 Analog radiograms 85* (± 1) 77*(± 1) [41]
   Digital 82(± 1) 72(± 1)  
Choi JK et al. 80 Digital 37.8/80.6/– 64.4/98.8/– [31]
Gamble P et al. 117 Digital 38/80/– 35/85/– [35]
   Onlay templating 20/60/– 40/85/–  
Efe T et al. 169 Digital 33.7/77.5/– 36/82.3/– [32]
Bertram Theet al. 238 Digital (cemented) 72(± 1) 79(± 1) [14]
   Digital (uncemented) 52(± 1) 66(± 1)  
Whiddon DR et al. 51 Digital 39/78/96 61/90/96 [34]
   Manual 67% (± 1) 82% (± 1)  
Shaarani SR et al. 100 Digital 38/80/98 36/75/98 [42]
Shin JK et al. 200 Digital 65/96.6/– 69.1/97.8/– [33]