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Author: Alex J Walker

Rankings

  • All-time downloads: 202,281 (rank: 287 )
  • Categories:
    • cardiovascular medicine: 824 (rank: 614 (tie) )
    • epidemiology: 177,892 (rank: 59 (tie) )
    • health informatics: 349 (rank: 2,093 (tie) )
    • health systems and quality improvement: 1,364 (rank: 255 (tie) )
    • infectious diseases: 14,157 (rank: 3,652 (tie) )
    • microbiology: 670 (rank: 22,341 (tie) )
    • public and global health: 4,468 (rank: 1,077 (tie) )
    • respiratory medicine: 2,557 (rank: 414 (tie) )

Downloads per author, site-wide

Preprints

OpenSAFELY: factors associated with COVID-19-related hospital death in the linked electronic health records of 17 million adult NHS patients.

epidemiology more details view paper
  • Downloaded 158,364 times
  • Download rankings, all-time:
    • Site-wide: 22
    • In epidemiology: 6
  • Year to date:
    • Site-wide: 278
  • Since beginning of last month:
    • Site-wide: 327

Association between living with children and outcomes from COVID-19: an OpenSAFELY cohort study of 12 million adults in England

epidemiology more details view paper
  • Downloaded 12,175 times
  • Download rankings, all-time:
    • Site-wide: 680
    • In epidemiology: 102
  • Year to date:
    • Site-wide: 374
  • Since beginning of last month:
    • Site-wide: 3,315

Case fatality risk of the SARS-CoV-2 variant of concern B.1.1.7 in England

infectious diseases more details view paper
  • Downloaded 9,612 times
  • Download rankings, all-time:
    • Site-wide: 930
    • In infectious diseases: 286
  • Year to date:
    • Site-wide: 146
  • Since beginning of last month:
    • Site-wide: 850

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

public and global health more details view paper
  • Downloaded 4,468 times
  • Download rankings, all-time:
    • Site-wide: 2,576
    • In public and global health: 89
  • Year to date:
    • Site-wide: 332
  • Since beginning of last month:
    • Site-wide: 1,208

Inhaled corticosteroid use and risk COVID-19 related death among 966,461 patients with COPD or asthma: an OpenSAFELY analysis

respiratory medicine more details view paper
  • Downloaded 2,557 times
  • Download rankings, all-time:
    • Site-wide: 5,737
    • In respiratory medicine: 26
  • Year to date:
    • Site-wide: 14,286
  • Since beginning of last month:
    • Site-wide: 22,056

Ethnic differences in COVID-19 infection, hospitalisation, and mortality: an OpenSAFELY analysis of 17 million adults in England

epidemiology more details view paper
  • Downloaded 2,067 times
  • Download rankings, all-time:
    • Site-wide: 7,851
    • In epidemiology: 627
  • Year to date:
    • Site-wide: 3,488
  • Since beginning of last month:
    • Site-wide: 13,187

The clinician impact and financial cost to the NHS of litigation over pregabalin: a cohort study in English primary care

epidemiology more details view paper
  • Downloaded 1,843 times
  • Download rankings, all-time:
    • Site-wide: 9,323
    • In epidemiology: 712
  • Year to date:
    • Site-wide: 90,757
  • Since beginning of last month:
    • Site-wide: 77,799

HIV infection and COVID-19 death: population-based cohort analysis of UK primary care data and linked national death registrations within the OpenSAFELY platform

infectious diseases more details view paper
  • Downloaded 1,048 times
  • Download rankings, all-time:
    • Site-wide: 21,475
    • In infectious diseases: 1,880
  • Year to date:
    • Site-wide: 26,787
  • Since beginning of last month:
    • Site-wide: 43,297

Factors associated with deaths due to COVID-19 versus other causes: population-based cohort analysis of UK primary care data and linked national death registrations within the OpenSAFELY platform

infectious diseases more details view paper
  • Downloaded 967 times
  • Download rankings, all-time:
    • Site-wide: 24,214
    • In infectious diseases: 1,987
  • Year to date:
    • Site-wide: 2,402
  • Since beginning of last month:
    • Site-wide: 8,051

OpenSAFELY: Do adults prescribed Non-steroidal anti-inflammatory drugs have an increased risk of death from COVID-19?

infectious diseases more details view paper
  • Downloaded 894 times
  • Download rankings, all-time:
    • Site-wide: 27,048
    • In infectious diseases: 2,113
  • Year to date:
    • Site-wide: 31,077
  • Since beginning of last month:
    • Site-wide: 32,212

Rates of serious clinical outcomes in survivors of hospitalisation with COVID-19: a descriptive cohort study within the OpenSAFELY platform

epidemiology more details view paper
  • Downloaded 861 times
  • Download rankings, all-time:
    • Site-wide: 28,547
    • In epidemiology: 1,533
  • Year to date:
    • Site-wide: 2,835
  • Since beginning of last month:
    • Site-wide: 7,761

OpenSAFELY NHS Service Restoration Observatory 1: describing trends and variation in primary care clinical activity for 23.3 million patients in England during the first wave of COVID-19

health systems and quality improvement more details view paper
  • Downloaded 848 times
  • Download rankings, all-time:
    • Site-wide: 29,208
    • In health systems and quality improvement: 42
  • Year to date:
    • Site-wide: 2,895
  • Since beginning of last month:
    • Site-wide: 3,702

A New Mechanism To Identify Cost Savings in NHS Prescribing: Minimising 'Price-Per-Unit'

epidemiology more details view paper
  • Downloaded 832 times
  • Download rankings, all-time:
    • Site-wide: 30,001
    • In epidemiology: 1,580
  • Year to date:
    • Site-wide: 129,941
  • Since beginning of last month:
    • Site-wide: 126,184

Hydroxychloroquine for prevention of COVID-19 mortality: a population-based cohort study

infectious diseases more details view paper
  • Downloaded 825 times
  • Download rankings, all-time:
    • Site-wide: 30,343
    • In infectious diseases: 2,264
  • Year to date:
    • Site-wide: 47,975
  • Since beginning of last month:
    • Site-wide: 64,750

Why did some practices not implement new antibiotic prescribing guidelines on urinary tract infection? A cohort study and survey in NHS England primary care

microbiology more details view paper
  • Downloaded 670 times
  • Download rankings, all-time:
    • Site-wide: 40,264
    • In microbiology: 2,430
  • Year to date:
    • Site-wide: 43,148
  • Since beginning of last month:
    • Site-wide: 36,059

Trends and variation in unsafe prescribing of methotrexate: a cohort study in English NHS primary care.

health systems and quality improvement more details view paper
  • Downloaded 516 times
  • Download rankings, all-time:
    • Site-wide: 55,627
    • In health systems and quality improvement: 73
  • Year to date:
    • Site-wide: 73,306
  • Since beginning of last month:
    • Site-wide: 65,436

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

epidemiology more details view paper
  • Downloaded 486 times
  • Download rankings, all-time:
    • Site-wide: 59,621
    • In epidemiology: 2,620
  • Year to date:
    • Site-wide: 6,480
  • Since beginning of last month:
    • Site-wide: 1,024

OpenSAFELY: impact of national guidance on switching from warfarin to direct oral anticoagulants (DOACs) in early phase of COVID-19 pandemic in England

cardiovascular medicine more details view paper
  • Downloaded 413 times
  • Download rankings, all-time:
    • Site-wide: 70,529
    • In cardiovascular medicine: 112
  • Year to date:
    • Site-wide: 20,651
  • Since beginning of last month:
    • Site-wide: 38,154

Trends and variation in prescribing of suboptimal statin treatment regimes: a cohort study in English primary care

cardiovascular medicine more details view paper
  • Downloaded 411 times
  • Download rankings, all-time:
    • Site-wide: 70,982
    • In cardiovascular medicine: 113
  • Year to date:
    • Site-wide: 77,746
  • Since beginning of last month:
    • Site-wide: 72,146

Short report: Ethnicity and COVID-19 death in the early part of the COVID-19 second wave in England: an analysis of OpenSAFELY data from 1st September to 9th November 2020

infectious diseases more details view paper
  • Downloaded 362 times
  • Download rankings, all-time:
    • Site-wide: 79,622
    • In infectious diseases: 3,598
  • Year to date:
    • Site-wide: 9,910
  • Since beginning of last month:
    • Site-wide: 24,948

Impact Of Electronic Health Record Interface Design On Unsafe Prescribing Of Ciclosporin, Tacrolimus and Diltiazem: A Cohort Study In English NHS Primary Care

health informatics more details view paper
  • Downloaded 349 times
  • Download rankings, all-time:
    • Site-wide: 82,107
    • In health informatics: 294
  • Year to date:
    • Site-wide: 86,256
  • Since beginning of last month:
    • Site-wide: 69,704

OpenSAFELY: Risks of COVID-19 hospital admission and death for people with learning disabilities - a cohort study.

infectious diseases more details view paper
  • Downloaded 299 times
  • Download rankings, all-time:
    • Site-wide: 92,609
    • In infectious diseases: 3,912
  • Year to date:
    • Site-wide: 12,904
  • Since beginning of last month:
    • Site-wide: 25,697

Trends, geographic variation, and factors associated with prescribing of gluten-free foods in English primary care: a cross sectional study

epidemiology more details view paper
  • Downloaded 277 times
  • Download rankings, all-time:
    • Site-wide: 97,699
    • In epidemiology: 4,051
  • Year to date:
    • Site-wide: 143,919
  • Since beginning of last month:
    • Site-wide: 142,644

Association between oral anticoagulants and COVID-19 related outcomes: two cohort studies

epidemiology more details view paper
  • Downloaded 270 times
  • Download rankings, all-time:
    • Site-wide: 99,314
    • In epidemiology: 4,110
  • Year to date:
    • Site-wide: 14,882
  • Since beginning of last month:
    • Site-wide: 3,287

Measuring the Impact of an Open Online Prescribing Data Analysis Service on Clinical Practice: a Cohort Study in NHS England Data

epidemiology more details view paper
  • Downloaded 251 times
  • Download rankings, all-time:
    • Site-wide: 103,637
    • In epidemiology: 4,300
  • Year to date:
    • Site-wide: 137,887
  • Since beginning of last month:
    • Site-wide: 136,529

Trends and variation in Prescribing of Low-Priority Medicines Identified by NHS England: A Cross-Sectional Study and Interactive Data Tool in English Primary Care

epidemiology more details view paper
  • Downloaded 241 times
  • Download rankings, all-time:
    • Site-wide: 106,036
    • In epidemiology: 4,393
  • Year to date:
    • Site-wide: 140,486
  • Since beginning of last month:
    • Site-wide: 136,957

Changes in the rate of cardiometabolic and pulmonary events during the COVID-19 pandemic

epidemiology more details view paper
  • Downloaded 225 times
  • Download rankings, all-time:
    • Site-wide: 109,907
    • In epidemiology: 4,572
  • Year to date:
    • Site-wide: 19,025
  • Since beginning of last month:
    • Site-wide: 42,265

Predicting COVID-19 related death using the OpenSAFELY platform

infectious diseases more details view paper
  • Downloaded 150 times
  • Download rankings, all-time:
    • Site-wide: 127,202
    • In infectious diseases: 4,837
  • Year to date:
    • Site-wide: 31,433
  • Since beginning of last month:
    • Site-wide: 38,351

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