Impact of Guideline-Based Asthma Treatment on Health Services Use in Singapore Before and During COVID-19 Outbreak

References

• Asthma. Available from: https://www.who.int/news-room/fact-sheets/detail/asthma. Accessed October 14, 2023.
   Google Scholar
• Pearce N, Aït-Khaled N, Beasley R, et al. Worldwide trends in the prevalence of asthma symptoms: phase III of the International Study of Asthma and Allergies in Childhood (ISAAC). Thorax. 2007;62(9):758–766. doi:10.1136/thx.2006.070169
   PubMed Web of Science ®Google Scholar
• Beasley R. The burden of asthma with specific reference to the United States. J Allergy Clin Immunol. 2002;109(5, Supplement):S482–9. doi:10.1067/mai.2002.122716
   PubMed Web of Science ®Google Scholar
• National Health Survey 2010: epidemiology & Disease Control Division, Ministry of Health, Singapore. Available from: https://www.moh.gov.sg/resources-statistics/reports/national-health-survey-2010. Accessed October 14, 2023.
   Google Scholar
• MOH | news Highlights. Available from: https://www.moh.gov.sg/news-highlights/details/speech-by-a-prof-benjamin-ong-director-of-medical-services-ministry-of-health-at-the-opening-of-the-2nd-international-symposium-on-respiratory-research-and-launch-of-the-academic-respiratory-initiative-on-pulmonary-health-%28tariph%29-19-march-2018. Accessed October 14, 2023.
   Google Scholar
• Finkelstein EA, Lau E, Doble B, Ong B, Koh MS. Economic burden of asthma in Singapore. BMJ Open Respir Res. 2021;8(1):e000654. doi:10.1136/bmjresp-2020-000654
   PubMed Web of Science ®Google Scholar
• Global Initiative for Asthma: Global strategy for asthma management and prevention, updated 2022. Available from: https://ginasthma.org. Accessed 20 October, 2023.
   Google Scholar
• Global Initiative for Asthma: Global strategy for asthma management and prevention, updated 2019. Available from: https://ginasthma.org. Accessed 20 October, 2023.
   Google Scholar
• Quek JS, Tang WE, Chen E, Smith HE. Understanding the journeys of patients with an asthma exacerbation requiring urgent therapy at a primary care clinic. BMC Pulm Med. 2022;22(1):231. doi:10.1186/s12890-022-02024-9
   PubMed Web of Science ®Google Scholar
• Nebulisers | asthma UK. Asthma + Lung UK. Available from: https://www.asthma.org.uk/advice/nhs-care/emergency-asthma-care/nebulisers/. Accessed October 14, 2023.
   Google Scholar
• Haahtela T, Tuomisto LE, Pietinalho A, et al. A 10 year asthma programme in Finland: major change for the better. Thorax. 2006;61(8):663–670. doi:10.1136/thx.2005.055699
   PubMed Web of Science ®Google Scholar
• Suissa S, Ernst P, Benayoun S, Baltzan M, Cai B. Low-Dose Inhaled Corticosteroids and the Prevention of Death from Asthma. N Engl J Med. 2000;343(5):332–336. doi:10.1056/NEJM200008033430504
   PubMed Web of Science ®Google Scholar
• Suissa S, Ernst P, Kezouh A. Regular use of inhaled corticosteroids and the long term prevention of hospitalisation for asthma. Thorax. 2002;57(10):880–884. doi:10.1136/thorax.57.10.880
   PubMed Web of Science ®Google Scholar
• Philip KEJ, Buttery S, Williams P, et al. Impact of COVID-19 on people with asthma: a mixed methods analysis from a UK wide survey. BMJ Open Respir Res. 2022;9(1):e001056. doi:10.1136/bmjresp-2021-001056
   PubMed Web of Science ®Google Scholar
• Agondi RC, Menechino N, Marinho AKBB, Kalil J, Giavina-Bianchi P. Worsening of asthma control after COVID-19. Front Med. 2022;9. doi:10.3389/fmed.2022.882665
   Web of Science ®Google Scholar
• Torjesen I. Covid-19 will become endemic but with decreased potency over time, scientists believe. BMJ. 2021;372:n494. doi:10.1136/bmj.n494
   PubMedGoogle Scholar
• Hartmann-Boyce J, Gunnell J, Drake J, et al. Asthma and COVID-19: review of evidence on risks and management considerations. BMJ Evid-Based Med. 2021;26(4):195. doi:10.1136/bmjebm-2020-111506
   Google Scholar
• Ye D, Gates A, Radhakrishnan L, Mirabelli MC, Flanders WD, Sircar K. Changes in asthma emergency department visits in the United States during the COVID-19 pandemic. J Asthma. 2023;1(1):1–7.
   Google Scholar
• Davies GA, Alsallakh MA, Sivakumaran S, et al. Impact of COVID-19 lockdown on emergency asthma admissions and deaths: national interrupted time series analyses for Scotland and Wales. Thorax. 2021;76(9):867–873. doi:10.1136/thoraxjnl-2020-216380
   PubMed Web of Science ®Google Scholar
• Shah SA, Quint JK, Nwaru BI, Sheikh A. Impact of COVID-19 national lockdown on asthma exacerbations: interrupted time-series analysis of English primary care data. Thorax. 2021;76(9):860–866. doi:10.1136/thoraxjnl-2020-216512
   PubMed Web of Science ®Google Scholar
• Tan JY, Conceicao EP, Sim XYJ, Wee LEI, Aung MK, Venkatachalam I. Public health measures during COVID-19 pandemic reduced hospital admissions for community respiratory viral infections. J Hosp Infect. 2020;106(2):387–389. doi:10.1016/j.jhin.2020.07.023
   PubMed Web of Science ®Google Scholar
• Kaye L, Theye B, Smeenk I, Gondalia R, Barrett MA, Stempel DA. Changes in medication adherence among patients with asthma and COPD during the COVID-19 pandemic. J Allergy Clin Immunol Pract. 2020;8(7):2384–2385. doi:10.1016/j.jaip.2020.04.053
   PubMed Web of Science ®Google Scholar
• Skene IP, Pfeffer PE. Improved asthma control during the COVID-19 pandemic: are there lessons to be learnt? Thorax. 2021;76(9):852–853. doi:10.1136/thoraxjnl-2021-216930
   PubMed Web of Science ®Google Scholar
• Lee TA, Chang CL, Stephenson JJ, et al. Impact of asthma controller medications on medical and economic resource utilization in adult asthma patients. Curr Med Res Opin. 2010;26(12):2851–2860. doi:10.1185/03007995.2010.531255
   PubMed Web of Science ®Google Scholar
• Choi NK, Shantakumar S, Kim MS, et al. Real-world treatment patterns, outcomes, and healthcare resource utilization in newly treated Korean patients with asthma: a retrospective cohort study. Allergy Asthma Immunol Res. 2022;14(2):220–232. doi:10.4168/aair.2022.14.2.220
   PubMed Web of Science ®Google Scholar
• Available from: https://www.healthiersg.gov.sg/resources/white-paper/ 29 July 2023. Healthier SG: White Paper on Healthier SG.
   Google Scholar
• A Member of NUHS | National University Hospital (NUH), Singapore’s Leading Tertiary Hospital. Available from: https://www.nuh.com.sg/About-NUH/Pages/A-Member-of-NUHS.aspx. Accessed October 14, 2023.
   Google Scholar
• MOH | news Highlights. Available from: https:/www.moh.gov.sg/news-highlights/details/confirmed-imported-case-of-novel-coronavirus-infection-in-singapore-multi-ministry-taskforce-ramps-up-precautionary-measures. Accessed October 14, 2023.
   Google Scholar
• MOH | news Highlights. Available from: https://www.moh.gov.sg/news-highlights/details/end-of-circuit-breaker-phased-approach-to-resuming-activities-safely. Accessed October 14, 2023.
   Google Scholar
• Austin PC, Urbach DR. Using G-computation to estimate the effect of regionalization of surgical services on the absolute reduction in the occurrence of adverse patient outcomes. Med Care. 2013;51(9):797–805. doi:10.1097/MLR.0b013e31829a4fb4
   PubMed Web of Science ®Google Scholar
• Aizhen J Adherence to and efficacy of an evidence based management algorithm for acute asthma in the emergency department. Available from: https://core.ac.uk/download/pdf/48625358.pdf. Accessed October 14, 2023.
   Google Scholar
• Wang H, Djajalaksana S, Sharma L, et al. Evaluation of short-acting β2-agonist prescriptions and associated clinical outcomes: findings from the SABA use IN Asthma (SABINA) study in Asia. Jurnal Respirol Indonesia. 2022;42(2):121
   Google Scholar
• Williams LK, Pladevall M, Xi H, et al. Relationship between adherence to inhaled corticosteroids and poor outcomes among adults with asthma. J Allergy Clin Immunol. 2004;114(6):1288–1293. doi:10.1016/j.jaci.2004.09.028
   PubMed Web of Science ®Google Scholar
• Bloom CI, Cabrera C, Arnetorp S, et al. Asthma-related health outcomes associated with short-acting β2-agonist inhaler use: an observational UK study as part of the SABINA Global Program. Adv Ther. 2020;37(10):4190–4208. doi:10.1007/s12325-020-01444-5
   PubMed Web of Science ®Google Scholar
• Kinley E, Skene I, Steed E, Pinnock H, McClatchey K. Delivery of supported self‐management in remote asthma reviews: a systematic rapid realist review. Health Expect Int J Public Particip Health Care Health Policy. 2022;25(4):1200–1214.
   Google Scholar
• Healthier SG: white Paper on Healthier SG. Available from: https://www.healthiersg.gov.sg/resources/white-paper/. Accessed October 14, 2023.
   Google Scholar
• Singapore National Asthma Programme (SNAP). Available from: https://www.primarycarepages.sg/patient-care/chronic-disease-management/singapore-national-asthma-programme-(snap). Accessed October 14, 2023.
   Google Scholar