{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,23]],"date-time":"2026-04-23T05:28:01Z","timestamp":1776922081627,"version":"3.51.2"},"reference-count":36,"publisher":"BMJ","issue":"12","license":[{"start":{"date-parts":[[2024,12,17]],"date-time":"2024-12-17T00:00:00Z","timestamp":1734393600000},"content-version":"unspecified","delay-in-days":16,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["BMJ Open"],"accepted":{"date-parts":[[2024,11,15]]},"published-print":{"date-parts":[[2024,12]]},"abstract":"<jats:sec>\n                  <jats:title>Objectives<\/jats:title>\n                  <jats:p>To describe the impact of the COVID-19 pandemic on hypertension diagnosis and management in UK primary care.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Design<\/jats:title>\n                  <jats:p>Population-based cohort study.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Setting<\/jats:title>\n                  <jats:p>Over 2000 general practices across the UK contributing to the Clinical Practice Research Datalink.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Participants<\/jats:title>\n                  <jats:p>A cohort of 23 076 390 patients over 18 years of age and registered with their general practice for at least 1 year between 2011 and 2022, who did not have a previous diagnosis of hypertension. From these patients, a subcohort of 712 461 patients diagnosed with hypertension between 2011 and 2022 was selected.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Primary and secondary outcome measures<\/jats:title>\n                  <jats:p>Coprimary outcomes included rates of hypertension diagnosis and rates of antihypertensive treatment initiation, treatment change and blood pressure measurement in patients newly diagnosed with hypertension.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>In April 2020, the first month of lockdown, incident hypertension diagnosis rates fell by 65% (95% CI 64% to 67%) compared with historical trends and remained depressed until November 2021, leading to 51\u2009000 fewer diagnoses than expected by March 2022. However, by March 2022, there were 2.6% fewer diagnoses than expected in Scotland, compared with 20%\u201330% fewer in other UK Nations. Rates of treatment initiation and change fell by 47% (95% CI 43% to 51%) and 36% (95% CI 33% to 38%), respectively, in April 2020. However, initiation rates rebounded above expectations and remained elevated until March 2022. Blood pressure measurements fell by 69% (95% CI 65% to 72%) in April 2020, recovering in February 2021.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusions<\/jats:title>\n                  <jats:p>Hypertension diagnosis and management in UK primary care were significantly disrupted during the COVID-19 pandemic. Future studies should investigate the potential clinical implications for the cardiovascular health of the UK population.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1136\/bmjopen-2024-089834","type":"journal-article","created":{"date-parts":[[2024,12,23]],"date-time":"2024-12-23T15:36:01Z","timestamp":1734968161000},"page":"e089834","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":5,"title":["Impact of the COVID-19 pandemic on primary care for hypertension in the UK: a population-based cohort study"],"prefix":"10.1136","volume":"14","author":[{"given":"Kyle","family":"Johnson","sequence":"first","affiliation":[{"name":"Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Qu\u00e9bec, Canada"},{"name":"Lady Davis Institute for Medical Research Centre for Clinical Epidemiology, Montreal, Qu\u00e9bec, Canada"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sarah","family":"Beradid","sequence":"additional","affiliation":[{"name":"Lady Davis Institute for Medical Research Centre for Clinical Epidemiology, Montreal, Qu\u00e9bec, Canada"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8049-6875","authenticated-orcid":false,"given":"James M.","family":"Brophy","sequence":"additional","affiliation":[{"name":"Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Qu\u00e9bec, Canada"},{"name":"Department of Medicine, McGill University, Montreal, Qu\u00e9bec, Canada"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Robert W.","family":"Platt","sequence":"additional","affiliation":[{"name":"Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Qu\u00e9bec, Canada"},{"name":"Lady Davis Institute for Medical Research Centre for Clinical Epidemiology, Montreal, Qu\u00e9bec, Canada"},{"name":"Department of Pediatrics, McGill University, Montreal, Qu\u00e9bec, Canada"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4691-9579","authenticated-orcid":false,"given":"Christel","family":"Renoux","sequence":"additional","affiliation":[{"name":"Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Qu\u00e9bec, Canada"},{"name":"Lady Davis Institute for Medical Research Centre for Clinical Epidemiology, Montreal, Qu\u00e9bec, Canada"},{"name":"Department of Medicine, McGill University, Montreal, Qu\u00e9bec, Canada"},{"name":"Department of Neurology and Neurosurgery, McGill University, Montreal, Qu\u00e9bec, Canada"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[2024,12,20]]},"reference":[{"key":"2025101811291630000_14.12.e089834.1","doi-asserted-by":"publisher","DOI":"10.1080\/13561820.2020.1823948"},{"key":"2025101811291630000_14.12.e089834.2","doi-asserted-by":"crossref","unstructured":"Weber T , Azizi M . The corona-virus disease 2019 pandemic compromised routine care for hypertension: a survey conducted among excellence centers of the european society of hypertension. 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