User profiles for Aaron Fowles

Aaron Fowles

Principal Data Engineer, dobune
Verified email at dobune.com
Cited by 277

Clinical coding of long COVID in English primary care: a federated analysis of 58 million patient records in situ using OpenSAFELY

…, R Jarvis, D Avramov, P Griffiths, A Fowles… - British Journal of …, 2021 - bjgp.org
Background Long COVID describes new or persistent symptoms at least 4 weeks after onset
of acute COVID-19. Clinical codes to describe this phenomenon were recently created. Aim …

Trends and clinical characteristics of COVID-19 vaccine recipients: a federated analysis of 57.9 million patients' primary care records in situ using OpenSAFELY

…, R Jarvis, D Avramov, P Griffiths, A Fowles… - British Journal of …, 2022 - bjgp.org
Background On 8 December 2020 NHS England administered the first COVID-19
vaccination. Aim To describe trends and variation in vaccine coverage in different clinical and …

[HTML][HTML] Changes in medication safety indicators in England throughout the covid-19 pandemic using OpenSAFELY: population based, retrospective cohort study of …

…, A Eavis, R Jarvis, D Avramov, P Griffiths, A Fowles… - BMJ …, 2023 - ncbi.nlm.nih.gov
… Louis Fisher, 1 Lisa EM Hopcroft, 1 Sarah Rodgers, 2 James Barrett, 2 Kerry Oliver, 2
Anthony J Avery, 3 Dai Evans, 2 Helen Curtis, 1 Richard Croker, 1 Orla Macdonald, 1 …

[HTML][HTML] Recording of'COVID-19 vaccine declined ': a cohort study on 57.9 million National Health Service patients' records in situ using OpenSAFELY, England, 8 …

…, R Jarvis, D Avramov, P Griffiths, A Fowles… - …, 2022 - eurosurveillance.org
Background Priority patients in England were offered COVID-19 vaccination by mid-April
2021. Codes in clinical record systems can denote the vaccine being declined. Aim We …

Changes in English medication safety indicators throughout the COVID-19 pandemic: a federated analysis of 57 million patients' primary care records in situ using …

…, A Eavis, R Jarvis, D Avramov, P Griffiths, A Fowles… - medRxiv, 2022 - medrxiv.org
Objective To describe the impact of the COVID-19 pandemic on safe prescribing, using the
PINCER prescribing indicators; to implement complex prescribing indicators at national scale …

[HTML][HTML] Impact of long COVID on health-related quality-of-life: an OpenSAFELY population cohort study using patient-reported outcome measures (OpenPROMPT)

…, R Jarvis, D Avramov, P Griffiths, A Fowles… - The Lancet Regional …, 2024 - thelancet.com
Background Long COVID is a major problem affecting patient health, the health service, and
the workforce. To optimise the design of future interventions against COVID-19, and to …

Eleven key measures for monitoring general practice clinical activity during COVID-19: A retrospective cohort study using 48 million adults' primary care records in …

…, A Eavis, R Jarvis, D Avramov, P Griffiths, A Fowles… - Elife, 2023 - elifesciences.org
Background: The COVID-19 pandemic has had a significant impact on delivery of NHS care.
We have developed the OpenSAFELY Service Restoration Observatory (SRO) to develop …

Potentially inappropriate prescribing of DOACs to people with mechanical heart valves: A federated analysis of 57.9 million patients' primary care records in situ using …

…, A Eavis, R Jarvis, D Avramov, P Griffiths, A Fowles… - Thrombosis …, 2022 - Elsevier
3. Results We identified 16,727 people in the study cohort coded as having a mechanical
valve at any time before the start of December 2021. Of these, 1149 (6.9%) were identified as …

Eleven key measures for monitoring general practice clinical activity during COVID-19 using federated analytics on 48 million adults' primary care records through …

…, A Eavis, R Jarvis, D Avramov, P Griffiths, A Fowles… - medRxiv, 2022 - medrxiv.org
Background The COVID-19 pandemic has had a significant impact on delivery of NHS care.
We have developed the OpenSAFELY Service Restoration Observatory (SRO) to describe …

Recording of “COVID-19 vaccine declined” among vaccination priority groups: a cohort study on 57.9 million NHS patients' primary care records in situ using …

…, A Eavis, R Jarvis, D Avramov, P Griffiths, A Fowles… - medRxiv, 2021 - medrxiv.org
Background All patients in England within vaccine priority groups were offered a COVID-19
vaccine by mid-April 2021. Clinical record systems contain codes to denote when such an …