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Mamas Mamas' Outputs (37)

Erratum to pre-operative use of aspirin in patients undergoing coronary artery bypass grafting: a systematic review and updated meta-analysis (2018)
Journal Article
Solo, K., Lavi, S., Choudhury, T., Martin, J., Nevis, I. F., Kwok, C. S., Kotronias, R. A., Nishina, N., Sponga, S., Ayan, D., Tzemos, N., Mamas, M. A., & Bagur, R. (2018). Erratum to pre-operative use of aspirin in patients undergoing coronary artery bypass grafting: a systematic review and updated meta-analysis. Journal of thoracic disease, 10(12), E860-E860. https://doi.org/10.21037/jtd.2018.10.120

Pre-operative use of aspirin in patients undergoing coronary artery bypass grafting: a systematic review and updated meta-analysis

In the article that appeared on Page 3444-3459, Vol 10, No 6 (June 2018) Issue of the Journal of Thoracic Disease (J... Read More about Erratum to pre-operative use of aspirin in patients undergoing coronary artery bypass grafting: a systematic review and updated meta-analysis.

Association of Medication Intensity and Stages of Airflow Limitation With the Risk of Hospitalization or Death in Patients With Heart Failure and Chronic Obstructive Pulmonary Disease (2018)
Journal Article
Mamas. (2018). Association of Medication Intensity and Stages of Airflow Limitation With the Risk of Hospitalization or Death in Patients With Heart Failure and Chronic Obstructive Pulmonary Disease. Journal of the American Medical Association, https://doi.org/10.1001/jamanetworkopen.2018.5489

IMPORTANCE
In heart failure (HF), chronic obstructive pulmonary disease (COPD) increases the risk of poor outcomes, but the effect of COPD severity is unknown. This information is important for early intervention tailored to the highest-risk groups.... Read More about Association of Medication Intensity and Stages of Airflow Limitation With the Risk of Hospitalization or Death in Patients With Heart Failure and Chronic Obstructive Pulmonary Disease.

The impact of diabetes on the prognostic value of left ventricular function following percutaneous coronary intervention: Insights from the British Cardiovascular Intervention Society. (2018)
Journal Article
Mamas, & Rashid. (2018). The impact of diabetes on the prognostic value of left ventricular function following percutaneous coronary intervention: Insights from the British Cardiovascular Intervention Society. Catheterization and Cardiovascular Interventions, 393-402. https://doi.org/10.1002/ccd.27642

Objectives To study the relationship between diabetes mellitus (DM) and left ventricular (LV) function on outcomes following percutaneous coronary intervention (PCI). Background Methods DM is a growing public health challenge worldwide and a signific... Read More about The impact of diabetes on the prognostic value of left ventricular function following percutaneous coronary intervention: Insights from the British Cardiovascular Intervention Society..

One-Year Outcomes after PCI Strategies in Cardiogenic Shock. (2018)
Journal Article
Mamas. (2018). One-Year Outcomes after PCI Strategies in Cardiogenic Shock. New England Journal of Medicine, 1699 - 1710. https://doi.org/10.1056/NEJMoa1808788

BACKGROUND: Among patients with acute myocardial infarction, cardiogenic shock, and multivessel coronary artery disease, the risk of a composite of death from any cause or severe renal failure leading to renal-replacement therapy at 30 days was found... Read More about One-Year Outcomes after PCI Strategies in Cardiogenic Shock..

Correction to Lancet Public Health 2018; 3: 567–75 (2018)
Journal Article
Kontopantelis, E., Buchan, I., Webb, R. T., Ashcroft, D. M., Mamas, M. A., & Doran, T. (2018). Correction to Lancet Public Health 2018; 3: 567–75. The Lancet Public Health, 3(12), e566. https://doi.org/10.1016/s2468-2667%2818%2930231-7

Kontopantelis E, Buchan I, Webb RT, Ashcroft DM, Mamas MA, Doran T. Disparities in mortality among 25–44-year-olds in England: a longitudinal population-based study. Lancet Public Health 2018; 3: 567–75—In figure 5 of this Article, the labels on the... Read More about Correction to Lancet Public Health 2018; 3: 567–75.

From Taxonomy to Requirements: A Task Space Partitioning Approach (2018)
Presentation / Conference Contribution
Elshehaly, M., Alvarado, N., McVey, L., Randell, R., Mamas, M., & Ruddle, R. A. (2018, October). From Taxonomy to Requirements: A Task Space Partitioning Approach. Paper presented at 2018 IEEE Evaluation and Beyond - Methodological Approaches for Visualization (BELIV), Berlin, Germany

The following topics are dealt with: data visualisation; human factors; decision making; data analysis; data aggregation; cognition; inference mechanisms; authoring systems; user experience; social networking (online).

Procedural success and outcomes with increasing use of enabling strategies for chronic total occlusion intervention: an analysis of 28,050 cases from the British Cardiovascular Intervention Society database (2018)
Journal Article
Kinnaird, T., Cockburn, J., Sirker, A., Ludman, P., de Belder, M., Smith, E., Anderson, R., Strange, J., Mamas, M., & Hildick-Smith, D. (2018). Procedural success and outcomes with increasing use of enabling strategies for chronic total occlusion intervention: an analysis of 28,050 cases from the British Cardiovascular Intervention Society database. Circulation: Cardiovascular Interventions, https://doi.org/10.1161/CIRCINTERVENTIONS.118.006436

BACKGROUND
Enabling strategies (ESs) are increasingly used during percutaneous coronary intervention for chronic total occlusive disease (CTO-PCI), enhancing procedural success. Using the British Cardiovascular Society dataset, we examined changes i... Read More about Procedural success and outcomes with increasing use of enabling strategies for chronic total occlusion intervention: an analysis of 28,050 cases from the British Cardiovascular Intervention Society database.

TCT-658 Complex High and Indicated Percutaneous Coronary Indication: Does Operator Volume Influence Patient Outcome? (2018)
Presentation / Conference Contribution
Kinnaird, T., Gallagher, S., Spratt, J., Ludman, P., de Belder, M., de Belder, M., Anderson, R., Hanratty, C., Hanratty, C., Walsh, S., Curzen, N., & Mamas, M. TCT-658 Complex High and Indicated Percutaneous Coronary Indication: Does Operator Volume Influence Patient Outcome?. Presented at Thirtieth Annual Symposium Transcatheter Cardiovascular Therapeutics (TCT), San Diego, CA, USA

Background
Complex high-risk and indicated revascularisation using percutaneous coronary intervention (CHIP-PCI) is an emerging concept that is poorly studied. Using the British Intervention Society (BCIS) PCI database, we examined temporal changes... Read More about TCT-658 Complex High and Indicated Percutaneous Coronary Indication: Does Operator Volume Influence Patient Outcome?.

Association of Same-Day Discharge After Elective Percutaneous Coronary Intervention in the United States With Costs and Outcomes (2018)
Journal Article
Mamas. (2018). Association of Same-Day Discharge After Elective Percutaneous Coronary Intervention in the United States With Costs and Outcomes. JAMA Cardiology, https://doi.org/10.1001/jamacardio.2018.3029

Importance
Same-day discharge (SDD) after elective percutaneous coronary intervention (PCI) is associated with lower costs and preferred by patients. However, to our knowledge, contemporary patterns of SDD after elective PCI with respect to the inci... Read More about Association of Same-Day Discharge After Elective Percutaneous Coronary Intervention in the United States With Costs and Outcomes.

TCT-148 An international analyses of 122,610 NSTEMI patients with 5 year outcomes: assessing the influence of age and comorbidities on invasively vs medically managed patients between 2004 and 2014. (2018)
Presentation / Conference
Protty, M., Al-zuhairi, K., Kinnaird, T., Mamas, M., Torp-Pedersen, C., Smith, D., & Freeman, P. (2018, September). TCT-148 An international analyses of 122,610 NSTEMI patients with 5 year outcomes: assessing the influence of age and comorbidities on invasively vs medically managed patients between 2004 and 2014. Poster presented at Thirtieth Annual Symposium Transcatheter Cardiovascular Therapeutics (TCT), San Diego, CA, USA

NSTEMI patients are at risk of death, reinfarction and ischaemia, a risk that increases as cardiovascular risk (GRACE) increases. However, data from UK national registries identifies at least 60,000 NSTEMI patients per year not receiving an invasive... Read More about TCT-148 An international analyses of 122,610 NSTEMI patients with 5 year outcomes: assessing the influence of age and comorbidities on invasively vs medically managed patients between 2004 and 2014..

Radial artery access and outcomes for left main stem PCI: an analysis of 19,482 cases from the British Cardiovascular Intervention Society national database (2018)
Presentation / Conference Contribution
Kinnaird, T., Anderson, R., Sirker, A., Ludman, P., de Belder, M., Oldroyd, K., Curzen, N., Banning, A., & Mamas, M. (2018, September). Radial artery access and outcomes for left main stem PCI: an analysis of 19,482 cases from the British Cardiovascular Intervention Society national database. Presented at 13th Annual Symposium Transcatheter Cardiovascular Therapeutics (TCT)

Background
Although the predictors and outcomes of radial versus femoral access are well defined for unselected PCI procedures and certain sub-groups, there are few data for patients undergoing left main stem percutaneous coronary intervention (LMS-... Read More about Radial artery access and outcomes for left main stem PCI: an analysis of 19,482 cases from the British Cardiovascular Intervention Society national database.

Is the Current Threshold for Diagnosis of 'Abnormality', Including Non ST Elevation Myocardial Infarction, Using Raised High Sensitivity Troponin Appropriate for a Hospital Population? The CHARIOT Study (2018)
Preprint / Working Paper
Mariathas, M., Allan, R., Ramamoorthy, S., Olechowski, B., Hinton, J., Azor, M., Nicholas, Z., Calver, A., Corbett, S., Rawlins, J., Simpson, I., Wilkinson, J., Kwok, C. S., Cook, P., Mamas, M. A., & Curzen, N. Is the Current Threshold for Diagnosis of 'Abnormality', Including Non ST Elevation Myocardial Infarction, Using Raised High Sensitivity Troponin Appropriate for a Hospital Population? The CHARIOT Study

Objective: To define the 99th percentile of high sensitivity cardiac troponin I (hs-cTnI) concentration for a hospital population.

Design: Prospective study of 20,000 consecutive patients undergoing blood sampling for any reason at a large teachin... Read More about Is the Current Threshold for Diagnosis of 'Abnormality', Including Non ST Elevation Myocardial Infarction, Using Raised High Sensitivity Troponin Appropriate for a Hospital Population? The CHARIOT Study.

TCT-766 Coronary perforation complicating percutaneous coronary intervention in patients presenting with an acute coronary syndrome: an analysis of 1,013 perforation cases from the British Cardiovascular Intervention Society database (2018)
Presentation / Conference Contribution
Kinnaird, T., Calvert, P., Anderson, R., Sirker, A., de Belder, M., Ludman, P., Johnson, T., & Mamas, M. TCT-766 Coronary perforation complicating percutaneous coronary intervention in patients presenting with an acute coronary syndrome: an analysis of 1,013 perforation cases from the British Cardiovascular Intervention Society database

Background
The evidence base for coronary perforation (CP) occurring during percutaneous coronary intervention in patients presenting with an acute coronary syndrome (ACS-PCI) is limited with the specific role of acute pharmacology in its clinical p... Read More about TCT-766 Coronary perforation complicating percutaneous coronary intervention in patients presenting with an acute coronary syndrome: an analysis of 1,013 perforation cases from the British Cardiovascular Intervention Society database.

Chronic kidney disease, worsening renal function and outcomes in a heart failure community setting: A UK national study (2018)
Journal Article
Mamas. (2018). Chronic kidney disease, worsening renal function and outcomes in a heart failure community setting: A UK national study. International Journal of Cardiology, 120 - 127. https://doi.org/10.1016/j.ijcard.2018.04.090

Background Routine heart failure (HF) monitoring and management is in the community but the natural course of worsening renal function (WRF) and its influence on HF prognosis is unknown. We investigated the influence of routinely monitored renal decl... Read More about Chronic kidney disease, worsening renal function and outcomes in a heart failure community setting: A UK national study.

Changes in Peri-procedural Bleeding Complications Following Percutaneous Coronary Intervention in The United Kingdom Between 2006-2013 (From the British Cardiovascular Interventional Society) (2018)
Journal Article
Mamas, M., Nolan, J., & Rashid, M. (2018). Changes in Peri-procedural Bleeding Complications Following Percutaneous Coronary Intervention in The United Kingdom Between 2006-2013 (From the British Cardiovascular Interventional Society). American Journal of Cardiology, 952-960. https://doi.org/10.1016/j.amjcard.2018.06.016

Major bleeding is a common complication following percutaneous coronary intervention (PCI), although little is known about how bleeding rates have changed over time and what has driven this. We analyzed all patients undergoing PCI in England and Wale... Read More about Changes in Peri-procedural Bleeding Complications Following Percutaneous Coronary Intervention in The United Kingdom Between 2006-2013 (From the British Cardiovascular Interventional Society).

A feasibility study of transaxillary TAVI with the lotus valve (2018)
Journal Article
Mamas. (2018). A feasibility study of transaxillary TAVI with the lotus valve. Catheterization and Cardiovascular Interventions, 542 -549. https://doi.org/10.1002/ccd.27409

Objectives
To assess the feasibility of axillary transcatheter aortic valve implantation (TAVI) using the Lotus valve.

Background
TAVI is used to treat patients with severe aortic stenosis, with transfemoral (TF) access being the safest and most... Read More about A feasibility study of transaxillary TAVI with the lotus valve.

P4592Trends in prognosis and management of acute coronary syndromes using combined bleeding and ischaemic risk assessment - a retrospective analysis of MINAP data (2018)
Presentation / Conference Contribution
Mohamed, M. O., Kinnaird, T., Kwok, C. S., Rashid, M., Anderson, R., Martin, G., Zaman, A., & Mamas, M. A. P4592Trends in prognosis and management of acute coronary syndromes using combined bleeding and ischaemic risk assessment - a retrospective analysis of MINAP data

Background: Patients presenting with acute coronary syndrome (ACS) represent a heterogeneous population with various risk factors for coronary ischaemia and bleeding. Current ESC guidelines recommend potent dual antiplatelet therapy (DAPT), and cardi... Read More about P4592Trends in prognosis and management of acute coronary syndromes using combined bleeding and ischaemic risk assessment - a retrospective analysis of MINAP data.

5258Trends and outcomes of use of coronary angiography in management of non-ST-Elevation acute coronary syndromes (NSTEACS), a population based cohort study (2018)
Journal Article
Rashid, M., Potts, J., Kwok, C., Mohammed, M., Shoaib, A., Esnsor, J., Ayyaz-Ul-Haq, M., Nolan, J., & Mamas, M. (2018). 5258Trends and outcomes of use of coronary angiography in management of non-ST-Elevation acute coronary syndromes (NSTEACS), a population based cohort study. European Heart Journal, 39(suppl_1), https://doi.org/10.1093/eurheartj/ehy566.5258

Background: Non-ST-elevation acute coronary syndromes (NSTEACS) remains most vulnerable phenotype of acute myocardial infarction despite significant improvements in treatment and provision of guideline-recommended care. Coronary angiography (CA) is t... Read More about 5258Trends and outcomes of use of coronary angiography in management of non-ST-Elevation acute coronary syndromes (NSTEACS), a population based cohort study.

P6029Impact of elixhauser comorbidity score on the outcomes of transcatheter aortic valve replacement (2018)
Journal Article
Nagaraja, V., Generaeux, P., Cohen, M., Suh, W., Alasnag, M., Potts, J., Gunning, M., Nolan, J., Bagur, R., Mamas, M., & Research Group, K. C. (2018). P6029Impact of elixhauser comorbidity score on the outcomes of transcatheter aortic valve replacement. European Heart Journal, 39(suppl_1), https://doi.org/10.1093/eurheartj/ehy566.p6029

Background: Patients undergoing transcatheter aortic valve replacement (TAVR) are often multi-morbid. Whilst the impact of individual comorbid conditions on clinical outcomes following TAVR have been previously assessed, the impact of more global mea... Read More about P6029Impact of elixhauser comorbidity score on the outcomes of transcatheter aortic valve replacement.