Louis is a data scientist at the Bennett Institute working on the OpenSAFELY platform. He is interested in translational health data research and open science. Louis has a BSc in Biomedical Science and MSc in Health Data Analytics & Machine Learning from Imperial College London where he focussed on computer vision for cardiac imaging.
Papers by Louis Fisher
- Uptake of service specific codes for the COVID oximetry @Home Pulse Oximetry service: an analysis of 57 million patients' primary care records using OpenSAFELY
- Trends and variation in andexanet alfa for the reversal of direct oral anticoagulants in NHS Trusts in England
- Using Laboratory Test Results for Surveillance During a New Outbreak of Acute Hepatitis in 3-Week- to 5-Year-Old Children in the United Kingdom, the Netherlands, Ireland, and Curaçao: Observational Cohort Study
- Primary care coding activity related to the use of online consultation systems or remote consulting
- Impact of COVID-19 on recorded blood pressure screening and hypertension management in England
- Incidence and treatment of group A streptococcal infections during covid-19 pandemic and 2022 outbreak
- The impact of the COVID-19 pandemic on Antidepressant Prescribing with a focus on people with learning disability and autism
- Identification of patients undergoing chronic kidney replacement therapy in primary and secondary care data
- The impact of COVID-19 on azathioprine, leflunomide and methotrexate monitoring, and factors associated with change in monitoring rate
- The impact of COVID-19 on medication reviews in English primary care
- Impact of vaccination on the association of COVID-19 with cardiovascular diseases
- During the COVID-19 pandemic 20 000 prostate cancer diagnoses were missed in England
- Safety of direct-acting oral anticoagulant (DOAC) prescribing
- OpenSAFELY: a platform for analysing electronic health records designed for reproducible research
- Impact of COVID-19 on mental illness in vaccinated and unvaccinated people
- Interpreting pathology test result values with comparators (<, >) in Electronic Health Records research
- The impact of the COVID-19 pandemic on the treatment of common infections in primary care and the change to antibiotic prescribing in England
- Impact of the COVID-19 pandemic on antipsychotic prescribing in individuals with autism, dementia, learning disability, serious mental illness or living in a care home
- Challenges in Estimating the Effectiveness of 2 Doses of COVID-19 Vaccine Beyond 6 Months in England
- Healthcare in England was affected by the COVID-19 pandemic across the pancreatic cancer pathway
- Eleven key measures for monitoring general practice clinical activity during COVID-19
- Evaluation of the impact of COVID-19 pandemic on hospital admission related to common infections
- Repeated antibiotic exposure and risk of hospitalisation and death following COVID-19 infection
- Patient characteristics associated with clinically coded long COVID: an OpenSAFELY study using electronic health records
- Patient Characteristics Associated with Repeat Antibiotic Prescribing Pre- and during the COVID-19 Pandemic
- A National Audit of Pancreatic Enzyme Prescribing in Pancreatic Cancer from 2015 to 2023 in England
- Changes in medication safety indicators in England throughout the covid-19 pandemic using OpenSAFELY
- Impact of COVID-19 on broad-spectrum antibiotic prescribing for common infections in primary care in England
- The impact of COVID-19 on antibiotic prescribing in primary care in England
- Changes in COVID-19-related mortality across key demographic and clinical subgroups in England from 2020 to 2022
- Postoperative mortality and complications in patients with and without pre-operative SARS-CoV-2 infection
- Trends, variation, and clinical characteristics of recipients of antiviral drugs and neutralising monoclonal antibodies for covid-19 in community settings
- OpenSAFELY NHS Service Restoration Observatory 2
- Factors associated with COVID-19 vaccine uptake in people with kidney disease
- Comparative effectiveness of sotrovimab and molnupiravir for prevention of severe covid-19 outcomes in patients in the community
- Waning effectiveness of BNT162b2 and ChAdOx1 covid-19 vaccines over six months since second dose
- Comparative effectiveness of ChAdOx1 versus BNT162b2 COVID-19 vaccines in Health and Social Care workers in England
- Describing the population experiencing COVID-19 vaccine breakthrough following second vaccination in England
- Risk of severe COVID-19 outcomes associated with immune-mediated inflammatory diseases and immune modifying therapies
- Safety of COVID-19 vaccination and acute neurological events
- Impact of First UK COVID-19 Lockdown on Hospital Admissions
- Potentially inappropriate prescribing of DOACs to people with mechanical heart valves
- Mortality among Care Home Residents in England during the first and second waves of the COVID-19 pandemic
- Trends and clinical characteristics of COVID-19 vaccine recipients
- Identifying Care Home Residents in Electronic Health Records
Blog posts by Louis Fisher
- Low value medicines in OpenPrescribing Hospitals
- Highlighting variation in hospitals medicines usage
- Introducing OpenPrescribing Hospitals measures
- Improvements to how the Secondary Care Medicines Data is published
- Getting more from the Secondary Care Medicines Data using the dictionary of medicines and devices
- Show me the data! What does the Secondary Care Medicines Data look like?
- OpenPrescribing Hospitals - now live, and open for your feedback
- More about hospital stock control data
- Understanding the Secondary Care Medicines Dataset
- OpenPrescribing Hospitals Submission history: showing the gaps in hospital medicines data
- Organising Organisations: Data consistency
- Organising Organisations: Data completeness
- Output checking helps to keep private data safe
- Organising Organisations: Hospital Trusts in OpenPrescribing Hospitals
- We're going to build OpenPrescribing for hospitals: here's why
- PINCER: Monitoring medication safety throughout the COVID-19 pandemic using OpenSAFELY
- OpenSAFELY Service Restoration Observatory: Key Measures
- Running the OpenSAFELY Output Checking Service
- The Opensafely Output Checking Service
- ‘Safe Outputs’ and Statistical Disclosure Control in OpenSAFELY
- The ‘Five Safes’ Framework and applying it to OpenSAFELY