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Author: Alex J Walker

Rankings

  • All-time downloads: 196,695 (rank: 287 )
  • Categories:
    • cardiovascular medicine: 746 (rank: 616 (tie) )
    • epidemiology: 174,592 (rank: 57 (tie) )
    • health informatics: 327 (rank: 1,940 (tie) )
    • health systems and quality improvement: 1,126 (rank: 272 (tie) )
    • infectious diseases: 12,873 (rank: 3,638 (tie) )
    • microbiology: 626 (rank: 21,844 (tie) )
    • public and global health: 3,928 (rank: 1,071 (tie) )
    • respiratory medicine: 2,477 (rank: 409 (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 156,622 times
  • Download rankings, all-time:
    • Site-wide: 22
    • In epidemiology: 6
  • Year to date:
    • Site-wide: 259
  • Since beginning of last month:
    • Site-wide: 294

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 11,814 times
  • Download rankings, all-time:
    • Site-wide: 642
    • In epidemiology: 97
  • Year to date:
    • Site-wide: 252
  • Since beginning of last month:
    • Site-wide: 1,062

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

infectious diseases more details view paper
  • Downloaded 8,806 times
  • Download rankings, all-time:
    • Site-wide: 960
    • In infectious diseases: 288
  • Year to date:
    • Site-wide: 92
  • Since beginning of last month:
    • Site-wide: 26

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 3,928 times
  • Download rankings, all-time:
    • Site-wide: 2,836
    • In public and global health: 92
  • Year to date:
    • Site-wide: 235
  • Since beginning of last month:
    • Site-wide: 780

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 2,477 times
  • Download rankings, all-time:
    • Site-wide: 5,528
    • In respiratory medicine: 26
  • Year to date:
    • Site-wide: 12,161
  • Since beginning of last month:
    • Site-wide: 16,677

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

epidemiology more details view paper
  • Downloaded 1,936 times
  • Download rankings, all-time:
    • Site-wide: 7,926
    • In epidemiology: 616
  • Year to date:
    • Site-wide: 2,455
  • Since beginning of last month:
    • Site-wide: 3,224

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 1,826 times
  • Download rankings, all-time:
    • Site-wide: 8,650
    • In epidemiology: 658
  • Year to date:
    • Site-wide: 83,330
  • Since beginning of last month:
    • Site-wide: 114,546

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 1,017 times
  • Download rankings, all-time:
    • Site-wide: 20,687
    • In infectious diseases: 1,728
  • Year to date:
    • Site-wide: 18,991
  • Since beginning of last month:
    • Site-wide: 22,010

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 842 times
  • Download rankings, all-time:
    • Site-wide: 27,058
    • In infectious diseases: 1,969
  • Year to date:
    • Site-wide: 28,297
  • Since beginning of last month:
    • Site-wide: 31,423

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

epidemiology more details view paper
  • Downloaded 827 times
  • Download rankings, all-time:
    • Site-wide: 27,750
    • In epidemiology: 1,474
  • Year to date:
    • Site-wide: 113,021
  • Since beginning of last month:
    • Site-wide: 111,671

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

infectious diseases more details view paper
  • Downloaded 801 times
  • Download rankings, all-time:
    • Site-wide: 28,994
    • In infectious diseases: 2,056
  • Year to date:
    • Site-wide: 37,493
  • Since beginning of last month:
    • Site-wide: 63,175

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 777 times
  • Download rankings, all-time:
    • Site-wide: 30,294
    • In infectious diseases: 2,109
  • Year to date:
    • Site-wide: 1,757
  • Since beginning of last month:
    • Site-wide: 2,292

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 637 times
  • Download rankings, all-time:
    • Site-wide: 39,653
    • In health systems and quality improvement: 48
  • Year to date:
    • Site-wide: 2,329
  • Since beginning of last month:
    • Site-wide: 5,330

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 626 times
  • Download rankings, all-time:
    • Site-wide: 40,524
    • In microbiology: 2,458
  • Year to date:
    • Site-wide: 41,493
  • Since beginning of last month:
    • Site-wide: 34,292

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 615 times
  • Download rankings, all-time:
    • Site-wide: 41,480
    • In epidemiology: 1,967
  • Year to date:
    • Site-wide: 2,442
  • Since beginning of last month:
    • Site-wide: 18,152

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 489 times
  • Download rankings, all-time:
    • Site-wide: 54,600
    • In health systems and quality improvement: 66
  • Year to date:
    • Site-wide: 74,106
  • Since beginning of last month:
    • Site-wide: 84,457

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

cardiovascular medicine more details view paper
  • Downloaded 389 times
  • Download rankings, all-time:
    • Site-wide: 69,048
    • In cardiovascular medicine: 105
  • Year to date:
    • Site-wide: 73,033
  • Since beginning of last month:
    • Site-wide: 65,184

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 357 times
  • Download rankings, all-time:
    • Site-wide: 74,795
    • In cardiovascular medicine: 114
  • Year to date:
    • Site-wide: 16,668
  • Since beginning of last month:
    • Site-wide: 17,143

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 327 times
  • Download rankings, all-time:
    • Site-wide: 80,390
    • In health informatics: 275
  • Year to date:
    • Site-wide: 87,875
  • Since beginning of last month:
    • Site-wide: 61,592

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 306 times
  • Download rankings, all-time:
    • Site-wide: 84,693
    • In infectious diseases: 3,462
  • Year to date:
    • Site-wide: 6,710
  • Since beginning of last month:
    • Site-wide: 22,730

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 276 times
  • Download rankings, all-time:
    • Site-wide: 91,072
    • In epidemiology: 3,736
  • Year to date:
    • Site-wide: 134,314
  • Since beginning of last month:
    • Site-wide: 121,220

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 248 times
  • Download rankings, all-time:
    • Site-wide: 97,305
    • In epidemiology: 3,988
  • Year to date:
    • Site-wide: 121,213
  • Since beginning of last month:
    • Site-wide: 117,619

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 237 times
  • Download rankings, all-time:
    • Site-wide: 99,705
    • In epidemiology: 4,088
  • Year to date:
    • Site-wide: 127,967
  • Since beginning of last month:
    • Site-wide: 118,129

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

infectious diseases more details view paper
  • Downloaded 217 times
  • Download rankings, all-time:
    • Site-wide: 104,174
    • In infectious diseases: 3,937
  • Year to date:
    • Site-wide: 10,866
  • Since beginning of last month:
    • Site-wide: 3,558

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

epidemiology more details view paper
  • Downloaded 191 times
  • Download rankings, all-time:
    • Site-wide: 109,930
    • In epidemiology: 4,528
  • Year to date:
    • Site-wide: 12,829
  • Since beginning of last month:
    • Site-wide: 22,147

Predicting COVID-19 related death using the OpenSAFELY platform

infectious diseases more details view paper
  • Downloaded 107 times
  • Download rankings, all-time:
    • Site-wide: 127,115
    • In infectious diseases: 4,552
  • Year to date:
    • Site-wide: 26,228
  • Since beginning of last month:
    • Site-wide: 9,523

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