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Table 4 Implant type/technique and adjusted risk of revisiona

From: Risk factors for revision of total knee arthroplasty: a scoping review

Author(s)/year Implant type/technique Reference Hazard ratio (95 % CI) unless otherwise stated
Abdel, M. et al., 2011 [36] Cruciate Status:   
Posterior cruciate-retaining Posterior cruciate-stabilizing 0.5, 95 % CI 0.4 - 0.6, p < 0.001
Rand, J. et al., 2003 [19] Cruciate Status:   
Posterior Stabilized Posterior cruciate-retaining 2.6, 95 % CI 2.1 - 3.5, p < 0.0001
Constrained condylar Posterior cruciate-retaining 2.1, 95 % CI 0.9 - 4.9, p = 0.08
Stiehl J. et al., 2006 [24] Cruciate Status   
PCRs Rotating platform 1.552, 95 % CI 1.157 - 2.081
BCRs   2.188, 95 % CI 1.454 - 3.294
Gøthesen, O. et al., 2013 [17] Implant Type:   
Duracon Profix 2.6, 95 % CI 1.9 - 3.4, p < 0.001
LCS Classic HR   1.3, 95 % CI 1.0 - 1.6, p = 0.017
LCS Complete   1.5, 95 % CI 1.1 - 1.9, p = 0.002
AGC Universal   1.6, 95 % CI 1.3 - 2.0, p < 0.001
Lygre, S. et al., 2010 [37] Implant Type:   Relative Risk =
NR Tricon NR AGC Universal 1.67, 95 % CI 1.24–2.24, p = 0.001,
NR Genesis 1   1.43, 95 % CI 1.14–1.79, p = 0.002,
NR Duracon   1.45, 95 % CI 1.05–1.99, p = 002.
NR Profix   0.66, 95 % CI 0.52–0.82, p < 0.001,
NR e.motion   0.09, 95 % CI 0.02–0.37, p = 0.001,
NR AGC anatomic   0.66, 95 % CI 0.45–0.99, p = 0.04,
PR AGC universal   0.48, 95 % CI 0.27–0.83, p = 0.009,
PR NexGen   0.40, 95 % CI 0.22–0.74, p = 0.004.
Namba R. et al., 2013 [28] Implant Type:   
Rotate LCS Fixed PS 2.07, 95 % CI 1.53 - 2.80, p < 0.001
High flexion Yes versus No 1.76, 95 % CI 1.29 - 2.41, p < 0.001
Namba R. et al., 2012 [27] Implant Type:   
LCS Fixed 2.01, 95 % CI 1.41 - 2.86, p < 0.001
Inacio M. et al., 2013 [54] Bearing or inserts:   
CoCr-HXLPE CoCr-CPE NS 1.2, 95 % CI 0.9 - 1.5, p > 0.05
OZ-CPE C0Cr-CPE NS 1.4, 95 % CI 0.3 - 5.9, p > 0.05
  1. Abbreviations: RR relative risk, NS not significant, BCR bicruciate preservation, PCR posterior cruciate retention, (PR) patella resurfaced, (NR) patella non resurfaced, LCS low contact stress, OZ oxidized zirconium, CoCR cobalt chromium, CPE conventional polyethylene, HXLPE highly crosslinked polyethylene;
  2. aSee Additional file 2 for further detail