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Table 1 Patient demographics. SD, standard deviation; OA, osteoarthritis; PS, posterior stabilized; CR, cruciate retaining

From: Comparative retrieval analysis of a novel anatomic tibial tray backside: alterations in tibial component design and surface coating can increase cement adhesions and surface roughness

Case number Gender Age, yrs Time to revision, yrs Reason(s) for revision Design, Type Revision surgeon
1 F 51.3 0.4 Patellofemoral, stiffness, malalignment NexGen®, PS Surgeon 1
2 M 50.9 3.0 Instability Persona®, PS Surgeon 1
3 F 71.1 1.0 Instability, patellofemoral Persona®, CR Surgeon 1
4 F 76.6 9.0 Instability NexGen®, PS Surgeon 2
5 F 61.8 5.9 Periprosthetic fracture NexGen®, CR Surgeon 2
6 F 71.3 5.9 Instability NexGen®, CR Surgeon 2
7 F 67.3 7.8 Malalignment NexGen®, CR Surgeon 2
8 M 70.6 1.6 Instability Persona®, PS Surgeon 1
9 F 67.8 3.5 Instability, stiffness Persona®, CR Surgeon 1
10 F 69.2 1.4 Instability, patellofemoral Persona®, PS Surgeon 1
11 F 66.3 14.8 Progression of OA NexGen®, PS Surgeon 2
12 F 72.2 1.5 Instability, patellofemoral Persona®, PS Surgeon 1
13 F 52.4 0.9 Stiffness NexGen®, CR Surgeon 2
14 F 69.3 1.9 Instability NexGen®, PS Surgeon 2
15 F 79.6 9.7 Instability NexGen®, CR Surgeon 2
16 M 69.3 5.8 Instability NexGen®, CR Surgeon 2
17 F 84.2 10.1 Instability NexGen®, CR Surgeon 2
18 F 79.8 14.1 Instability NexGen®, CR Surgeon 2
19 F 72.8 13.1 Instability NexGen®, CR Surgeon 2
20 F 80.2 1.2 Stiffness NexGen®, CR Surgeon 2
21 M 70.5 3.2 Instability, malalignment Persona®, CR Surgeon 1
22 F 58.3 18.1 Instability NexGen®, PS Surgeon 2
23 F 66.0 2.2 Instability Persona®, CR Surgeon 1