Chris M. Penfold

Bristol, ENG, United Kingdom

Last Updated: 09/26/2026

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Found 49 publications

National patient-reported outcome measures data and the National Joint Registry : a report on the data completeness and quality.

National patient-reported outcome measures data and the National Joint Registry : a report on the data completeness and quality.

Journal: The bone & joint journal

Published: May 31, 2026

The longitudinal trajectories of mental health outcomes in healthcare workers in England during the COVID-19 pandemic.

The longitudinal trajectories of mental health outcomes in healthcare workers in England during the COVID-19 pandemic.

Journal: Psychological medicine

Published: May 14, 2026

Clinical acuity and National Early Warning Scores (NEWS2) of remotely monitored patients on virtual wards: A retrospective cohort study.

Clinical acuity and National Early Warning Scores (NEWS2) of remotely monitored patients on virtual wards: A retrospective cohort study.

Journal: PloS one

Published: August 11, 2025

Predictors of sickness absence and intention to leave the profession among NHS staff in England during the COVID-19 pandemic: a prospective cohort study.

Predictors of sickness absence and intention to leave the profession among NHS staff in England during the COVID-19 pandemic: a prospective cohort study.

Journal: BMJ open

Published: June 04, 2025

Risk factors for prolonged length of hospital stay following elective hip replacement surgery: a retrospective longitudinal observational study.

Risk factors for prolonged length of hospital stay following elective hip replacement surgery: a retrospective longitudinal observational study.

Journal: BMJ open

Published: August 22, 2024

REST: a preoperative tailored sleep intervention for patients undergoing total knee replacement - feasibility study for a randomised controlled trial.

REST: a preoperative tailored sleep intervention for patients undergoing total knee replacement - feasibility study for a randomised controlled trial.

Journal: BMJ open

Published: March 20, 2024

Additional Roles Reimbursement Scheme uptake, patient satisfaction, and QOF achievement: an ecological study from 2020-2023.

Additional Roles Reimbursement Scheme uptake, patient satisfaction, and QOF achievement: an ecological study from 2020-2023.

Journal: The British journal of general practice : the journal of the Royal College of General Practitioners

Published: February 07, 2024

Development and application of simulation modelling for orthopaedic elective resource planning in England.

Development and application of simulation modelling for orthopaedic elective resource planning in England.

Journal: BMJ open

Published: December 22, 2023

Impact of pausing elective hip and knee replacement surgery during winter 2017 on subsequent service provision at a major NHS Trust: a descriptive observational study using interrupted time series.

Impact of pausing elective hip and knee replacement surgery during winter 2017 on subsequent service provision at a major NHS Trust: a descriptive observational study using interrupted time series.

Journal: BMJ open

Published: May 16, 2023

Identification of risk factors associated with prolonged hospital stay following primary knee replacement surgery: a retrospective, longitudinal observational study.

Identification of risk factors associated with prolonged hospital stay following primary knee replacement surgery: a retrospective, longitudinal observational study.

Journal: BMJ open

Published: December 16, 2022

Temporal trends in comorbidity in adult elective hip and knee arthroplasty patients in England : a national population-based cohort study from the National Joint Registry.

Temporal trends in comorbidity in adult elective hip and knee arthroplasty patients in England : a national population-based cohort study from the National Joint Registry.

Journal: The bone & joint journal

Published: September 01, 2022

The impact of restricted provision of publicly funded elective hip and knee joints replacement during the COVID-19 pandemic in England.

The impact of restricted provision of publicly funded elective hip and knee joints replacement during the COVID-19 pandemic in England.

Journal: PloS one

Published: July 27, 2022

Showing 1-12 of 49

Last Updated: 09/26/2026