Search Results - Adrian Sayers

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  1. 1

    Are competing risks models appropriate to describe implant failure? by Adrian Sayers, Jonathan T Evans, Michael R Whitehouse, Ashley W Blom

    Published in Acta Orthopaedica (2018-05-01)
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  2. 2

    Modelling height in adolescence: a comparison of methods for estimating the age at peak height velocity by Andrew J. Simpkin, Adrian Sayers, Mark S. Gilthorpe, Jon Heron, Kate Tilling

    Published in Annals of Human Biology (2017-11-01)
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  3. 3

    Benchmarking total hip replacement constructs using noninferiority analysis: the New Zealand joint registry study by Michael Wyatt, Chris Frampton, Michael Whitehouse, Kevin Deere, Adrian Sayers, David Kieser

    Published in BMC Musculoskeletal Disorders (2021-08-01)
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  4. 4

    Shoulder replacement surgery’s rising demand, inequality of provision, and variation in outcomes: cohort study using Hospital Episode Statistics for England by Epaminondas Markos Valsamis, Rafael Pinedo-Villanueva, Adrian Sayers, Gary S. Collins, Jonathan L. Rees

    Published in BMC Medicine (2023-10-01)
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  5. 5

    Association between surgeon grade and implant survival following hip and knee replacement: a systematic review and meta-analysis by Michael R Whitehouse, Ashley W Blom, Adrian Sayers, Timothy J Fowler, Alex L Aquilina

    Published in BMJ Open (2021-11-01)
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  6. 6

    Association between surgeon training grade and the risk of revision following total knee replacement: An analysis of National Joint Registry data. by Timothy J Fowler, Nicholas R Howells, Ashley W Blom, Adrian Sayers, Michael R Whitehouse

    Published in PLoS Medicine (2025-08-01)
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  7. 7

    Association between surgeon training grade and the risk of revision following total knee replacement: An analysis of National Joint Registry data by Timothy J. Fowler, Nicholas R. Howells, Ashley W. Blom, Adrian Sayers, Michael R. Whitehouse

    Published in PLoS Medicine (2025-08-01)
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  8. 8

    The association of 25-hydroxyvitamin D3 and D2 with behavioural problems in childhood. by Anna-Maija Tolppanen, Adrian Sayers, William D Fraser, Glyn Lewis, Stanley Zammit, Debbie A Lawlor

    Published in PLoS ONE (2012-01-01)
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  9. 9

    Association between surgical volume and failure of primary total hip replacement in England and Wales: findings from a prospective national joint replacement register by Andrew Price, Yoav Ben-Shlomo, Michael R Whitehouse, Ashley W Blom, Adrian Sayers, Fiona Steele

    Published in BMJ Open (2020-09-01)
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  10. 10

    Evaluation of comorbidity measures for predicting mortality and revision surgery after elective primary shoulder replacement surgery based on data from the National Joint Registry... by Adrian Sayers, Jonathan L Rees, Jie Ma, Paula Dhiman, Epaminondas Markos Valsamis, Stephen E Gwilym

    Published in BMJ Medicine (2025-08-01)
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  11. 11

    Prognostic factors associated with failure of total elbow replacement: a protocol for analysis of National Joint Registry data in England by Michael R Whitehouse, Adrian Sayers, Jamie C Sergeant, Lianne Kearsley-Fleet, Adam C Watts, Zaid Hamoodi

    Published in BMJ Open (2025-07-01)
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  12. 12

    A comparison of comorbidity measures for predicting mortality after elective hip and knee replacement: A cohort study of data from the National Joint Registry in England and Wales. by Chris M Penfold, Michael R Whitehouse, Ashley W Blom, Andrew Judge, J Mark Wilkinson, Adrian Sayers

    Published in PLoS ONE (2021-01-01)
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  13. 13

    Analysis of change in patient-reported outcome measures with floor and ceiling effects using the multilevel Tobit model: a simulation study and an example from a National Joint Reg... by Yoav Ben-Shlomo, Andrew Judge, Michael R Whitehouse, Ashley W Blom, Adrian Sayers, Alex J MacGregor

    Published in BMJ Open (2020-08-01)
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  14. 14

    Perceived occurrence of an adverse event affects patient-reported outcomes after total hip replacement by Charlotte V. E. Carpenter, Vikki Wylde, Andrew J. Moore, Adrian Sayers, Ashley W. Blom, Michael R. Whitehouse

    Published in BMC Musculoskeletal Disorders (2020-02-01)
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  15. 15

    What are the inpatient and day case costs following primary total hip replacement of patients treated for prosthetic joint infection: a matched cohort study using linked data from... by Kirsty Garfield, Sian Noble, Erik Lenguerrand, Michael R. Whitehouse, Adrian Sayers, Mike R. Reed, Ashley W. Blom

    Published in BMC Medicine (2020-11-01)
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  16. 16

    Understanding the uptake of new hip replacement implants in the UK: a cohort study using data from the National Joint Registry for England and Wales by Andrew Judge, Michael R Whitehouse, Ashley W Blom, Adrian Sayers, Chris M Penfold, J Mark Wilkinson, Linda Hunt

    Published in BMJ Open (2019-11-01)
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  17. 17

    Total elbow replacement in England: a protocol for analysis of National Joint Registry and Hospital Episode Statistics data by Zaid Hamoodi, Adrian Sayers, Michael R. Whitehouse, Amar Rangan, Lianne Kearsley-Fleet, Jamie C. Sergeant, Adam C. Watts

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  18. 18

    Serum 25-hydroxyvitamin D3 and D2 and non-clinical psychotic experiences in childhood. by Anna-Maija Tolppanen, Adrian Sayers, William D Fraser, Glyn Lewis, Stanley Zammit, John McGrath, Debbie A Lawlor

    Published in PLoS ONE (2012-01-01)
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  19. 19

    How long does an elbow replacement last? A systematic review and meta-analysis of case-series and national registry reports with more than 10 years of follow-up by Jonathan P Evans, Jonathan T Evans, Hasan R Mohammad, Adrian Sayers, Ashley W Blom, Michael R Whitehouse, Jonathan L Rees

    Published in Acta Orthopaedica (2022-05-01)
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  20. 20

    Trajectories of Pain and Function after Primary Hip and Knee Arthroplasty: The ADAPT Cohort Study. by Erik Lenguerrand, Vikki Wylde, Rachael Gooberman-Hill, Adrian Sayers, Luke Brunton, Andrew D Beswick, Paul Dieppe, Ashley W Blom

    Published in PLoS ONE (2016-01-01)
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