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Clinical Characteristics and Outcomes of COVID-19 Positive Acute Coronary Syndrome Patients; a multisource Electronic Healthcare Records Study from England (2020)
Journal Article
Mamas, & Rashid. (2020). Clinical Characteristics and Outcomes of COVID-19 Positive Acute Coronary Syndrome Patients; a multisource Electronic Healthcare Records Study from England. MedRxiv, https://doi.org/10.1101/2020.08.20.20175091

Background: Patients with underlying cardiovascular disease and Coronavirus disease 2019 (COVID-19) infection are at increased risk of morbidity and mortality. However, there is limited information on management and outcomes of patients presenting wi... Read More about Clinical Characteristics and Outcomes of COVID-19 Positive Acute Coronary Syndrome Patients; a multisource Electronic Healthcare Records Study from England.

Place and underlying cause of death during the COVID19 pandemic: retrospective cohort study of 3.5 million deaths in England and Wales, 2014 to 2020 (2020)
Journal Article
Wu, J., Malfam, M., Mamas, M., Rashid, M., Kontopantelis, E., Deanfield, J. E., …Gale, C. P. (2020). Place and underlying cause of death during the COVID19 pandemic: retrospective cohort study of 3.5 million deaths in England and Wales, 2014 to 2020. MedRxiv, https://doi.org/10.1101/2020.08.12.20173302

<h4>Background</h4> The COVID-19 pandemic has resulted in a high death toll. We aimed to describe the place and cause of death during the COVID-19 pandemic. <h4>Methods</h4> This national death registry included all adult (aged =18 years) deaths in E... Read More about Place and underlying cause of death during the COVID19 pandemic: retrospective cohort study of 3.5 million deaths in England and Wales, 2014 to 2020.

Clinical Outcomes of Percutaneous Coronary Intervention for Chronic Total Occlusion in Native Coronary Arteries vs Saphenous Vein Grafts (2020)
Journal Article
Shoaib, A., Johnson, T. W., Banning, A., Ludman, P., Rashid, M., Potts, J., …Mamas, M. A. (2020). Clinical Outcomes of Percutaneous Coronary Intervention for Chronic Total Occlusion in Native Coronary Arteries vs Saphenous Vein Grafts. Journal of Invasive Cardiology,

Background. There are limited data comparing outcomes of patients with previous coronary artery bypass grafting (CABG) presenting with stable angina who undergo percutaneous coronary intervention (PCI) to either a saphenous vein grafts (SVG) or a chr... Read More about Clinical Outcomes of Percutaneous Coronary Intervention for Chronic Total Occlusion in Native Coronary Arteries vs Saphenous Vein Grafts.

Patient response, treatments and mortality for acute myocardial infarction during the COVID-19 pandemic. (2020)
Journal Article
Rashid, & Mamas. (2020). Patient response, treatments and mortality for acute myocardial infarction during the COVID-19 pandemic. European Heart Journal - Quality of Care and Clinical Outcomes, https://doi.org/10.1093/ehjqcco/qcaa062

AIM: COVID-19 might have affected the care and outcomes of hospitalised acute myocardial infarction (AMI). We aimed to determine whether the COVID-19 pandemic changed patient response, hospital treatment and mortality from AMI. METHODS AND RESULTS: A... Read More about Patient response, treatments and mortality for acute myocardial infarction during the COVID-19 pandemic..

Adoption of same day discharge following elective left main stem percutaneous coronary intervention. (2020)
Journal Article
Mamas, & Rashid. (2020). Adoption of same day discharge following elective left main stem percutaneous coronary intervention. International Journal of Cardiology, https://doi.org/10.1016/j.ijcard.2020.07.038

BACKGROUND: This study sought to investigate the safety and feasibility of same day discharge (SDD) practice and compare clinical outcomes to patients admitted for overnight stay (ON) undergoing elective left main stem (LMS) percutaneous coronary int... Read More about Adoption of same day discharge following elective left main stem percutaneous coronary intervention..

Trends of in-hospital and 30-day mortality after percutaneous coronary intervention in England before and after the COVID-19 era (2020)
Journal Article
Mamas, & Rashid. (2020). Trends of in-hospital and 30-day mortality after percutaneous coronary intervention in England before and after the COVID-19 era. MedRxiv, https://doi.org/10.1101/2020.07.18.20155549v1

Objectives: To examine short-term primary causes of death after percutaneous coronary intervention (PCI) in a national cohort before and during COVID-19. Background: Public reporting of PCI outcomes is a performance metric and a requirement in many h... Read More about Trends of in-hospital and 30-day mortality after percutaneous coronary intervention in England before and after the COVID-19 era.

Sex-differences in mortality rates and underlying conditions for COVID-19 deaths in England and Wales (2020)
Journal Article
Mamas, & Rashid. (2020). Sex-differences in mortality rates and underlying conditions for COVID-19 deaths in England and Wales. Mayo Clinic Proceedings, 2110-2124. https://doi.org/10.1016/j.mayocp.2020.07.009

Background: Limited national data exists on the prevalence and distribution of underlying conditions among COVID-19 deaths between sexes and across age groups. Methods: All adult (=18 years) deaths recorded in England and Wales (1st March 2020 to 12t... Read More about Sex-differences in mortality rates and underlying conditions for COVID-19 deaths in England and Wales.

Association between Hospital Cardiac Catheter Laboratory Status, use of an Invasive Strategy and Outcomes after NSTEMI (2020)
Journal Article
Mamas, Nolan, & Rashid. (2020). Association between Hospital Cardiac Catheter Laboratory Status, use of an Invasive Strategy and Outcomes after NSTEMI. Canadian Journal of Cardiology, 868-877. https://doi.org/10.1016/j.cjca.2019.10.010

Background
While previous studies report increased use of invasive coronary strategy in patients admitted to hospitals with onsite cardiac catheter laboratory (CCL) facilities, the utility of invasive coronary strategy according to types of CCL faci... Read More about Association between Hospital Cardiac Catheter Laboratory Status, use of an Invasive Strategy and Outcomes after NSTEMI.

Contributors to the Growth of Same Day Discharge After Elective Percutaneous Coronary Intervention (2020)
Journal Article
Taxiarchi, P., Martin, G. P., Kinnaird, T., Curzen, N., Ahmed, J., Ludman, P., …Mamas, M. A. (2020). Contributors to the Growth of Same Day Discharge After Elective Percutaneous Coronary Intervention. Circulation: Cardiovascular Interventions, 13(3), e008458 - ?. https://doi.org/10.1161/CIRCINTERVENTIONS.119.008458

BACKGROUND: Financial pressures for reducing hospitalization costs have driven to a move toward same day discharge (SDD) following uncomplicated percutaneous coronary intervention. The UK healthcare system has transitioned to predominantly SDD for el... Read More about Contributors to the Growth of Same Day Discharge After Elective Percutaneous Coronary Intervention.

Outcomes of cardiac implantable electronic device transvenous lead extractions performed in centers without onsite cardiac surgery (2020)
Journal Article
Mohamed, M., Rashid, M., Greenspon, A., Barker, D., Patwala, A., Mamas, M., …Kwok, C. (2020). Outcomes of cardiac implantable electronic device transvenous lead extractions performed in centers without onsite cardiac surgery. International Journal of Cardiology, 154-160. https://doi.org/10.1016/j.ijcard.2019.07.095

Background: While major complications associated with CIED lead extractions are uncommon, they carry a significant risk of morbidity and mortality in the absence of surgical intervention. However, there is limited data on the differences in outcomes... Read More about Outcomes of cardiac implantable electronic device transvenous lead extractions performed in centers without onsite cardiac surgery.