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Is There a Difference in the Types of Complex High-Risk but Indicated Percutaneous Coronary Interventions (CHIP) Undertaken and Their Outcomes Among Different Racial Groups? Insights From a National Cohort (2021)
Journal Article
Rashid, & Mamas. (2021). Is There a Difference in the Types of Complex High-Risk but Indicated Percutaneous Coronary Interventions (CHIP) Undertaken and Their Outcomes Among Different Racial Groups? Insights From a National Cohort. Journal of the American College of Cardiology, B131 - B132. https://doi.org/10.1016/j.jacc.2021.09.1176

'Meeting Abstract'

Choice and Outcomes of Left Main Coronary Disease Revascularization Strategies in England Before and After the COVID-19 Era (2021)
Journal Article
Mamas, & Rashid. (2021). Choice and Outcomes of Left Main Coronary Disease Revascularization Strategies in England Before and After the COVID-19 Era. Journal of the American College of Cardiology, B27 - B27. https://doi.org/10.1016/j.jacc.2021.09.916

Methods All patients with LM disease (= 50% stenosis) undergoing coronary revascularization in England between January 1, 2017 and August 19, 2020 were included (n = 22,235), stratified by time period (pre-COVID: January 1, 2017 to February 29, 2020;... Read More about Choice and Outcomes of Left Main Coronary Disease Revascularization Strategies in England Before and After the COVID-19 Era.

TCT-66 Choice and Outcomes of Left Main Coronary Disease Revascularization Strategies in England Before and After the COVID-19 Era (2021)
Journal Article
Mohamed, M., Curzen, N., de Belder, M., Spratt, J., Rashid, M., Shoaib, A., …Mamas, M. (2021). TCT-66 Choice and Outcomes of Left Main Coronary Disease Revascularization Strategies in England Before and After the COVID-19 Era. Journal of the American College of Cardiology, B27 - B27. https://doi.org/10.1016/j.jacc.2021.09.916

Background There are limited data on the impact of the COVID-19 pandemic on left main (LM) coronary revascularization activity, choice of strategy, and post-procedural outcomes. Methods All patients with LM disease (= 50% stenosis) undergoing coronar... Read More about TCT-66 Choice and Outcomes of Left Main Coronary Disease Revascularization Strategies in England Before and After the COVID-19 Era.

TCT-359 Treatment Effect of Primary Percutaneous Coronary Intervention on In-Hospital Outcomes of Active Cancer Patients Presenting With ST-Elevation Myocardial Infarction (2021)
Journal Article
Mohamed, M., Van Spall, H., Alkhouli, M., Khan, S., Barac, A., Shoaib, A., …Mamas, M. (2021). TCT-359 Treatment Effect of Primary Percutaneous Coronary Intervention on In-Hospital Outcomes of Active Cancer Patients Presenting With ST-Elevation Myocardial Infarction. Journal of the American College of Cardiology, B148 - B148

TCT-323 Is There a Difference in the Types of Complex High-Risk but Indicated Percutaneous Coronary Interventions (CHIP) Undertaken and Their Outcomes Among Different Racial Groups? Insights From a National Cohort (2021)
Journal Article
Shamkhani, W., Kinnaird, T., Wijeysundera, H., Ludman, P., Rashid, M., & Mamas, M. (2021). TCT-323 Is There a Difference in the Types of Complex High-Risk but Indicated Percutaneous Coronary Interventions (CHIP) Undertaken and Their Outcomes Among Different Racial Groups? Insights From a National Cohort. Journal of the American College of Cardiology, B131 - B132. https://doi.org/10.1016/j.jacc.2021.09.1176

Background In contemporary practice, complex high-risk but indicated percutaneous coronary intervention (CHIP) is increasingly common. Data on race-based differences in the nature of CHIP and their clinical outcomes in patients with stable coronary a... Read More about TCT-323 Is There a Difference in the Types of Complex High-Risk but Indicated Percutaneous Coronary Interventions (CHIP) Undertaken and Their Outcomes Among Different Racial Groups? Insights From a National Cohort.

TCT-110 Fifteen-Year Trends in the Rates of Elective Percutaneous Coronary Intervention and Impact of COURAGE and ORBITA Trials: Insights From British Cardiovascular Intervention Society Dataset (2021)
Journal Article
Rashid, & Mamas. (2021). TCT-110 Fifteen-Year Trends in the Rates of Elective Percutaneous Coronary Intervention and Impact of COURAGE and ORBITA Trials: Insights From British Cardiovascular Intervention Society Dataset. Journal of the American College of Cardiology, B46 - B47. https://doi.org/10.1016/j.jacc.2021.09.960

Background This study was designed to evaluate temporal trends in elective rates of percutaneous coronary intervention (PCI) for stable angina and, specifically, to study the impact of the COURAGE and ORBITA trials on real-life practice. Methods We a... Read More about TCT-110 Fifteen-Year Trends in the Rates of Elective Percutaneous Coronary Intervention and Impact of COURAGE and ORBITA Trials: Insights From British Cardiovascular Intervention Society Dataset.

Treatment Effect of Primary Percutaneous Coronary Intervention on In-Hospital Outcomes of Active Cancer Patients Presenting With ST-Elevation Myocardial Infarction (2021)
Journal Article
Mamas. (2021). Treatment Effect of Primary Percutaneous Coronary Intervention on In-Hospital Outcomes of Active Cancer Patients Presenting With ST-Elevation Myocardial Infarction. Journal of the American College of Cardiology, B148 - B148

Background Primary percutaneous coronary intervention (pPCI) is the optimal strategy for coronary revascularization in patients presenting with ST-segment elevation myocardial infarction (STEMI). However, there are limited data on the utility of pPCI... Read More about Treatment Effect of Primary Percutaneous Coronary Intervention on In-Hospital Outcomes of Active Cancer Patients Presenting With ST-Elevation Myocardial Infarction.

Temporal Trends and Factors Associated With the Inclusion of Patient-Reported Outcomes in Heart Failure Randomized Controlled Trials: A Systematic Review. (2021)
Journal Article
Eliya, Y., Averbuch, T., Le, N., Xie, F., Thabane, L., Mamas, M. A., & Van Spall, H. G. (2021). Temporal Trends and Factors Associated With the Inclusion of Patient-Reported Outcomes in Heart Failure Randomized Controlled Trials: A Systematic Review. Journal of the American Heart Association Cardiovascular and Cerebrovascular Disease, e022353 - ?. https://doi.org/10.1161/JAHA.121.022353

Background Patient-reported outcomes (PROs) are important measures of treatment response in heart failure. We assessed temporal trends in and factors associated with inclusion of PROs in heart failure randomized controlled trials (RCTs). Methods and... Read More about Temporal Trends and Factors Associated With the Inclusion of Patient-Reported Outcomes in Heart Failure Randomized Controlled Trials: A Systematic Review..

Trends in cardiovascular mortality of cancer patients in the US over two decades 1999-2019. (2021)
Journal Article
Mamas, M. (2021). Trends in cardiovascular mortality of cancer patients in the US over two decades 1999-2019. International Journal of Clinical Practice, e14841 - ?. https://doi.org/10.1111/ijcp.14841

BACKGROUND: Cancer is the second most common cause of death globally after cardiovascular disease, and cancer patients are at an increased risk of CV death. This recognition has led to publication of cardio-oncological guidelines and to the widesprea... Read More about Trends in cardiovascular mortality of cancer patients in the US over two decades 1999-2019..

Outcomes of rotational atherectomy versus orbital atherectomy for the treatment of heavily calcified coronary stenosis: A systematic review and meta-analysis. (2021)
Journal Article
Mamas. (2021). Outcomes of rotational atherectomy versus orbital atherectomy for the treatment of heavily calcified coronary stenosis: A systematic review and meta-analysis. Catheterization and Cardiovascular Interventions, 884 - 892. https://doi.org/10.1002/ccd.29430

INTRODUCTION: The optimal approach to deal with severe coronary artery calcification (CAC) during percutaneous coronary intervention (PCI) remains ill-defined. METHODS: We conducted an electronic database search of all published studies comparing Orb... Read More about Outcomes of rotational atherectomy versus orbital atherectomy for the treatment of heavily calcified coronary stenosis: A systematic review and meta-analysis..

Impact of malignancy on In-hospital mortality, stratified by the cause of admission: An analysis of 67 million patients from the National Inpatient Sample. (2021)
Journal Article
Mamas. (2021). Impact of malignancy on In-hospital mortality, stratified by the cause of admission: An analysis of 67 million patients from the National Inpatient Sample. International Journal of Clinical Practice, e14758 - ?. https://doi.org/10.1111/ijcp.14758

OBJECTIVE: To describe the patient characteristics and the reason for admission of patients with malignancy by malignancy, and to study mortality rates for the different causes of admissions among the different types of cancer. PATIENTS AND METHODS:... Read More about Impact of malignancy on In-hospital mortality, stratified by the cause of admission: An analysis of 67 million patients from the National Inpatient Sample..

Relation of High-Sensitivity Troponin to 1 Year Mortality in 20,000 Consecutive Hospital Patients Undergoing a Blood Test for Any Reason. (2021)
Journal Article
Hinton, J., Mariathas, M., Gabara, L., Allan, R., Nicholas, Z., Shing Kwok, C., …Curzen, N. (2021). Relation of High-Sensitivity Troponin to 1 Year Mortality in 20,000 Consecutive Hospital Patients Undergoing a Blood Test for Any Reason. American Journal of Cardiology, 124 - 131. https://doi.org/10.1016/j.amjcard.2021.07.050

This was an observational study of the 1-year outcomes of the 20,000 patients included in the original CHARIOT study. The aim of the study was to assess the association between high sensitivity troponin I (hs-cTnI) concentration and 1 year mortality... Read More about Relation of High-Sensitivity Troponin to 1 Year Mortality in 20,000 Consecutive Hospital Patients Undergoing a Blood Test for Any Reason..

Shock index predicts up to 90-day mortality risk after intracerebral haemorrhage. (2021)
Journal Article
Pana, T. A., Quinn, T. J., Perdomo-Lampignano, J. A., Szlachetka, W. A., Knoery, C., Mamas, M. A., …Collaborators, V. (2021). Shock index predicts up to 90-day mortality risk after intracerebral haemorrhage. Clinical Neurology and Neurosurgery, 106994 - ?. https://doi.org/10.1016/j.clineuro.2021.106994

BACKGROUND: Shock index (SI - heart rate/systolic blood pressure) has been studied as a measure of haemodynamic status. We aimed to determine whether SI measures within 72 h of admission were associated with adverse outcomes in intracerebral haemorrh... Read More about Shock index predicts up to 90-day mortality risk after intracerebral haemorrhage..

Substantial decline in hospital admissions for heart failure accompanied by increased community mortality during COVID-19 pandemic (2021)
Journal Article
Shoaib, A., Van Spall, H. G. C., Wu, J., Cleland, J. G. F., McDonagh, T. A., Rashid, M., …Mamas, M. A. (2021). Substantial decline in hospital admissions for heart failure accompanied by increased community mortality during COVID-19 pandemic. European Heart Journal - Quality of Care and Clinical Outcomes, 7(4), 378-387. https://doi.org/10.1093/ehjqcco/qcab040

Aims We hypothesized that a decline in admissions with heart failure during COVID-19 pandemic would lead to a reciprocal rise in mortality for patients with heart failure in the community. Methods and results We used National Heart Failure Audit d... Read More about Substantial decline in hospital admissions for heart failure accompanied by increased community mortality during COVID-19 pandemic.

Dual Antiplatelet Therapy after PCI in Patients at High Bleeding Risk. (2021)
Journal Article
Mamas, M. (2021). Dual Antiplatelet Therapy after PCI in Patients at High Bleeding Risk. https://doi.org/10.1056/NEJMoa2108749

BACKGROUND: The appropriate duration of dual antiplatelet therapy in patients at high risk for bleeding after the implantation of a drug-eluting coronary stent remains unclear. METHODS: One month after they had undergone implantation of a biodegradab... Read More about Dual Antiplatelet Therapy after PCI in Patients at High Bleeding Risk..

Impact of availability of catheter laboratory facilities on management and outcomes of acute myocardial infarction presenting with out of hospital cardiac arrest. (2021)
Journal Article
Mamas, M., & Rashid, M. (2021). Impact of availability of catheter laboratory facilities on management and outcomes of acute myocardial infarction presenting with out of hospital cardiac arrest. Resuscitation, 327-334. https://doi.org/10.1016/j.resuscitation.2021.10.031

OBJECTIVES: We aimed to identify whether the availability of catheter laboratory affects clinical outcomes of out-of-hospital cardiac arrest (OHCA) complicating myocardial infarction (AMI). METHODS: Patients admitted with a diagnosis of AMI and OHCA... Read More about Impact of availability of catheter laboratory facilities on management and outcomes of acute myocardial infarction presenting with out of hospital cardiac arrest..

Outcomes of intravascular ultrasound versus optical coherence tomography guided percutaneous coronary angiography: A meta regression-based analysis. (2021)
Journal Article
Mamas, M. A., Sattar, Y., Abdul Razzack, A., Kompella, R., Alhajri, N., Arshad, J., …Alraies, M. C. (2022). Outcomes of intravascular ultrasound versus optical coherence tomography guided percutaneous coronary angiography: A meta regression-based analysis. Catheterization and Cardiovascular Interventions, 99(1), E1 - E11. https://doi.org/10.1002/ccd.29976

BACKGROUND: Studies comparing clinical outcomes with intravascular ultrasound (IVUS) versus optical coherence tomography (OCT) guidance for percutaneous coronary intervention (PCI) in patients presenting with coronary artery disease, including stable... Read More about Outcomes of intravascular ultrasound versus optical coherence tomography guided percutaneous coronary angiography: A meta regression-based analysis..

Impact of cancer diagnosis on causes and outcomes of 5.9 million US patients with cardiovascular admissions. (2021)
Journal Article
Mamas. (2021). Impact of cancer diagnosis on causes and outcomes of 5.9 million US patients with cardiovascular admissions. International Journal of Cardiology, 76 - 83. https://doi.org/10.1016/j.ijcard.2021.07.054

INTRODUCTION: There are limited data on causes of cardiovascular (CV) admissions and associated outcomes among patients with different cancers. METHODS: All CV admissions from the US National Inpatient Sample between October 2015 to December 2017 wer... Read More about Impact of cancer diagnosis on causes and outcomes of 5.9 million US patients with cardiovascular admissions..

Meta-Analysis of Transradial Versus Transfemoral Access for Percutaneous Coronary Intervention in Patients With Chronic Kidney Disease. (2021)
Journal Article
Mamas. (2021). Meta-Analysis of Transradial Versus Transfemoral Access for Percutaneous Coronary Intervention in Patients With Chronic Kidney Disease. American Journal of Cardiology, 8 - 14. https://doi.org/10.1016/j.amjcard.2021.07.018

Data comparing outcomes of transradial (TR) versus transfemoral (TF) access for percutaneous coronary intervention (PCI) in chronic kidney disease (CKD) including patients with eGFR< 30 ml/min/1.73m2 and patients with end-stage renal disease on dialy... Read More about Meta-Analysis of Transradial Versus Transfemoral Access for Percutaneous Coronary Intervention in Patients With Chronic Kidney Disease..