Volume 389, Issue 10077, Pages 1424-1430 (April 2017) The effect of patient age at intervention on risk of implant revision after total replacement of the hip or knee: a population-based cohort study Lee E Bayliss, FRCS, David Culliford, PhD, A Paul Monk, DPhil, Sion Glyn-Jones, DPhil, Daniel Prieto-Alhambra, PhD, Andrew Judge, PhD, Cyrus Cooper, FMedSci, Andrew J Carr, DSc, Nigel K Arden, FRCP, David J Beard, DPhil, Professor Andrew J Price, DPhil The Lancet Volume 389, Issue 10077, Pages 1424-1430 (April 2017) DOI: 10.1016/S0140-6736(17)30059-4 Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions
Figure 1 trial profile The Lancet 2017 389, 1424-1430DOI: (10.1016/S0140-6736(17)30059-4) Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions
Figure 2 Lifetime risk of revision after total hip replacement Plot showing estimates of lifetime risk of total hip replacement revision against age at the time of total hip replacement primary surgery (in 5-year age bands) and stratified by sex (results adjusted for lost and censored population). The Lancet 2017 389, 1424-1430DOI: (10.1016/S0140-6736(17)30059-4) Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions
Figure 3 Lifetime risk of revision after total knee replacement Plot showing estimates of lifetime risk of total knee replacement revision against age at the time of primary total knee replacement surgery (in 5-year age bands) and stratified by sex (results adjusted for lost and censored population). The Lancet 2017 389, 1424-1430DOI: (10.1016/S0140-6736(17)30059-4) Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions
Figure 4 Smoothed hazard curve of revision risk in female patients by age Instantaneous risk of revision for a given length of implant survival, stratified by age at time of primary total hip replacement or total knee replacement (in 10-year age-bands). The Lancet 2017 389, 1424-1430DOI: (10.1016/S0140-6736(17)30059-4) Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions
Figure 5 Smoothed hazard curve of revision risk in male patients by age Instantaneous risk of revision for a given length of implant survival, stratified by age at time of primary total hip replacement or total knee replacement (in 10-year age-bands). The Lancet 2017 389, 1424-1430DOI: (10.1016/S0140-6736(17)30059-4) Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions