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Elfar S, Mahmoud SA, Hamdi S, Emad AA, Abd-ElGawad M, Taha NA. The safety and efficacy of nonvitamin K antagonist oral anticoagulants in morbidly obese patients with atrial fibrillation: a meta-analysis. BMC Cardiovasc Disord 2024; 24:74. [PMID: 38279126 PMCID: PMC10811832 DOI: 10.1186/s12872-024-03731-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/18/2023] [Accepted: 01/17/2024] [Indexed: 01/28/2024] Open
Abstract
BACKGROUND AND AIM Atrial fibrillation (AF) is the most frequently observed cardiac arrhythmia in clinical settings. Obesity can influence the efficacy of the treatment administered, which requires a larger dose and more time to accomplish therapeutic targets due to altered pathophysiology. Our study aimed to assess the overall efficacy and safety of nonvitamin K antagonist oral anticoagulants (NOACs) versus warfarin in AF patients with morbid obesity (BMI > 40 kg/m2 and/or weight > 120 kg) to prevent complications. METHODS We conducted a literature search on PubMed, Web of Science, the Cochrane Library, and Scopus till October 2022 for articles addressing the efficacy and safety of NOACs versus warfarin for the treatment of AF in morbidly obese patients. We performed the meta-analysis with RevMan software version 5.4 and Open Meta Analyst. The main outcomes assessed were stroke, major bleeding, and minor bleeding after anticoagulation, as did the history of comorbidities and risk factors in morbidly obese patients. Quality assessment was performed using Cochrane's ROB-2 tool and the Newcastle-Ottawa scale. RESULTS Regarding major bleeding events, pooled data showed that patients taking NOACs had a significantly lower risk than patients taking warfarin (OR = 0.54, 95% CI: [0.41-0.70]; p < 0.00001). However, for minor bleeding, there was a nonsignificant effect of NOACs on reducing the risk of bleeding (OR = 0.72, 95% CI = 0.47-1.09; p = 0.12), which became highly significant in favor of NOACs after sensitivity analysis (OR = 0.55, 95% CI = 0.49-0.61]; p < 0.00001). There was a significant difference in the incidence of stroke between the NOAC group and the warfarin group (OR = 0.69, 95% CI = 0.60-0.80]; p < 0.00001). According to the results of the single-arm study analysis, the overall effect of all the outcomes was associated with a high risk of disease development in patients receiving NOACs. CONCLUSION Our meta-analysis showed a favorable effect of NOACs vs warfarin in morbidly obese patients. Some outcomes were not significantly different, which calls for future research to better assess their safety and efficacy in this particular weight group. TRIAL REGISTRATION The study was registered with PROSPERO under registration number CRD42022362493 on October 2022.
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Affiliation(s)
| | | | - Samar Hamdi
- Faculty of Pharmacy, Mansoura University, Mansoura, Egypt
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Lucà F, Oliva F, Abrignani MG, Di Fusco SA, Parrini I, Canale ML, Giubilato S, Cornara S, Nesti M, Rao CM, Pozzi A, Binaghi G, Maloberti A, Ceravolo R, Bisceglia I, Rossini R, Temporelli PL, Amico AF, Calvanese R, Gelsomino S, Riccio C, Grimaldi M, Colivicchi F, Gulizia MM. Management of Patients Treated with Direct Oral Anticoagulants in Clinical Practice and Challenging Scenarios. J Clin Med 2023; 12:5955. [PMID: 37762897 PMCID: PMC10531873 DOI: 10.3390/jcm12185955] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/11/2023] [Revised: 08/22/2023] [Accepted: 09/07/2023] [Indexed: 09/29/2023] Open
Abstract
It is well established that direct oral anticoagulants (DOACs) are the cornerstone of anticoagulant strategy in atrial fibrillation (AF) and venous thromboembolism (VTE) and should be preferred over vitamin K antagonists (VKAs) since they are superior or non-inferior to VKAs in reducing thromboembolic risk and are associated with a lower risk of intracranial hemorrhage (IH). In addition, many factors, such as fewer pharmacokinetic interactions and less need for monitoring, contribute to the favor of this therapeutic strategy. Although DOACs represent a more suitable option, several issues should be considered in clinical practice, including drug-drug interactions (DDIs), switching to other antithrombotic therapies, preprocedural and postprocedural periods, and the use in patients with chronic renal and liver failure and in those with cancer. Furthermore, adherence to DOACs appears to remain suboptimal. This narrative review aims to provide a practical guide for DOAC prescription and address challenging scenarios.
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Affiliation(s)
- Fabiana Lucà
- Cardiology Department, Grande Ospedale Metropolitano, AO Bianchi Melacrino Morelli, 89129 Reggio Calabria, Italy
| | - Fabrizio Oliva
- Cardiology Department De Gasperis Cardio Center, Niguarda Hospital, 20162 Milan, Italy
| | | | - Stefania Angela Di Fusco
- Clinical and Rehabilitation Cardiology Department, San Filippo Neri Hospital, ASL Roma 1, 00135 Roma, Italy
| | - Iris Parrini
- Cardiology Department, Ospedale Mauriziano, 10128 Turin, Italy
| | - Maria Laura Canale
- Cardiology Department, Nuovo Ospedale Versilia Lido di Camaiore Lucca, 55049 Camaiore, Italy
| | - Simona Giubilato
- Cardiology Department, Cannizzaro Hospital, 95126 Catania, Italy
| | - Stefano Cornara
- Arrhytmia Unit, Division of Cardiology, Ospedale San Paolo, Azienda Sanitaria Locale 2, 17100 Savona, Italy
| | | | - Carmelo Massimiliano Rao
- Cardiology Department, Grande Ospedale Metropolitano, AO Bianchi Melacrino Morelli, 89129 Reggio Calabria, Italy
| | - Andrea Pozzi
- Cardiology Division Valduce Hospital, 22100 Como, Italy
| | - Giulio Binaghi
- Department of Cardiology, Azienda Ospedaliera Brotzu, 09047 Cagliari, Italy
| | - Alessandro Maloberti
- Cardiology Department De Gasperis Cardio Center, Niguarda Hospital, 20162 Milan, Italy
| | - Roberto Ceravolo
- Cardiology Unit, Giovanni Paolo II Hospital, 88046 Lamezia, Italy
| | - Irma Bisceglia
- Integrated Cardiology Services, Department of Cardio-Thoracic-Vascular, Azienda Ospedaliera San Camillo Forlanini, 00152 Rome, Italy
| | - Roberta Rossini
- Cardiology Unit, Ospedale Santa Croce e Carle, 12100 Cuneo, Italy;
| | - Pier Luigi Temporelli
- Division of Cardiac Rehabilitation, Istituti Clinici Scientifici Maugeri, IRCCS, 28010 Gattico-Veruno, Italy
| | | | | | - Sandro Gelsomino
- Cardiovascular Research Institute, Maastricht University, 6211 LK Maastricht, The Netherlands
| | - Carmine Riccio
- Cardiovascular Department, Sant’Anna e San Sebastiano Hospital, 81100 Caserta, Italy
| | - Massimo Grimaldi
- Department of Cardiology, General Regional Hospital “F. Miulli”, 70021 Bari, Italy
| | - Furio Colivicchi
- Clinical and Rehabilitation Cardiology Department, San Filippo Neri Hospital, ASL Roma 1, 00135 Roma, Italy
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Abstract
Cardioembolic stroke from atrial fibrillation causes substantial death and disability in the United States. Treatment with oral anticoagulants provides safe and effective stroke prevention for high-risk patients. This article reviews strategies for the use of anticoagulation and highlights the nurse's role in patient education.
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Affiliation(s)
- Carrie Palmer
- The University of North Carolina at Chapel Hill School of Nursing, 7460 Carrington Hall, Chapel Hill, NC 27599, USA.
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Caverley ZR, Bindler RJ, Soh P, Mendelson S. Direct oral anticoagulants and warfarin safety in rural patients with obesity. Am J Med Sci 2023; 365:413-419. [PMID: 36693495 DOI: 10.1016/j.amjms.2023.01.004] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/22/2022] [Revised: 12/19/2022] [Accepted: 01/16/2023] [Indexed: 01/23/2023]
Abstract
BACKGROUND Direct oral anticoagulants (DOACs) are often used in patients with atrial fibrillation or flutter instead of warfarin and although supporting evidence is limited, available studies suggest this may be an acceptable route of care. Our study assessed the question: are DOACs as effective and safe as warfarin in patients with atrial fibrillation and class III obesity specifically in a rural population? METHODS A retrospective analysis was conducted by examining the first 6-12 months of therapy with a DOAC (apixaban or rivaroxaban) or warfarin in patients with weight >120kg or class III obesity. Events of interest, thrombosis and bleeding, were documented for analysis. The risk and odds of events of interest for both groups were calculated and compared. RESULTS Characteristics of both arms were similar (DOAC n=42; warfarin n=43). A lack of thrombosis events limited efficacy analysis. A total of 22 bleeds occurred with 8 in patients prescribed a DOAC (7 minor; 1 major) and 14 in those prescribed warfarin (12 minor; 2 major). Weight in kg (p<0.001), BMI (p=0.013) and HAS-BLED score (p=0.035) were predictive of a first bleeding event in patients prescribed warfarin. The odds ratio for any type of bleed on DOAC vs warfarin was 0.55 (0.180-1.681; 95% CI). CONCLUSIONS In patients with atrial fibrillation and class III obesity, regarding safety, DOACs appear to be non-inferior to warfarin during the first six to 12 months of therapy in our rural population - consistent with other analyses; however, the lack of thrombosis events limited the efficacy analysis.
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Affiliation(s)
| | - Ross J Bindler
- Washington State University Spokane, College of Nursing and Elson S. Floyd College of Medicine, Spokane, WA, USA
| | - Pamela Soh
- Providence Seaside Hospital, Seaside, OR, USA
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5
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Jamieson MJ, Byon W, Dettloff RW, Crawford M, Gargalovic PS, Merali SJ, Onorato J, Quintero AJ, Russ C. Apixaban Use in Obese Patients: A Review of the Pharmacokinetic, Interventional, and Observational Study Data. Am J Cardiovasc Drugs 2022; 22:615-631. [PMID: 35570249 PMCID: PMC9618533 DOI: 10.1007/s40256-022-00524-x] [Citation(s) in RCA: 7] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 01/26/2022] [Indexed: 11/30/2022]
Abstract
Abstract Relatively little is known about the influence of extreme body weight on the pharmacokinetics (PK), pharmacodynamics (PD), efficacy, and safety of drugs used in many disease states. While direct oral anticoagulants (DOACs) have an advantage over warfarin in that they do not require routine drug monitoring, some may regard this convenience as less compelling in obese patients. Some consensus guidelines discourage using DOACs in patients weighing > 120 kg or with a body mass index > 35–40 kg/m2, given a sparsity of available data in this population and the concern that fixed dosing in obese patients might lead to decreased drug exposure and lower efficacy. Per the prescribing information, apixaban does not require dose adjustment in patients weighing above a certain threshold (e.g., ≥ 120 kg). Data from healthy volunteers and patients with nonvalvular atrial fibrillation (NVAF) or venous thromboembolism (VTE) have shown that increased body weight has a modest effect on apixaban’s PK. However, the paucity of exposure data in individuals > 120 kg and the lack of guideline consensus on DOAC use in obese patients continue to raise concerns about potential decreased drug exposure at extreme weight. This article is the first to comprehensively review the available PK data in obese individuals without NVAF or VTE, and PK, PD, efficacy, effectiveness, and safety data for apixaban in obese patients with either NVAF or VTE, including subgroup analyses across randomized controlled trials and observational (real-world) studies. These data suggest that obesity does not substantially influence the efficacy, effectiveness, or safety of apixaban in these patients. Trial Registration ARISTOTLE: NCT00412984; AVERROES: NCT00496769; AMPLIFY: NCT00643201; AMPLIFY-EXT: NCT00633893; ADVANCE-1: NCT00371683; ADVANCE-2: NCT00452530; ADVANCE-3: NCT00423319 Video abstract Apixaban Use in Obese Patients: A Review of the Pharmacokinetic, Interventional, and Observational Study Data (MP4 161.22 MB)
Supplementary Information The online version contains supplementary material available at 10.1007/s40256-022-00524-x.
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Affiliation(s)
| | - Wonkyung Byon
- Global Product Development, Clinical Pharmacology, Pfizer, Groton, CT, 06340, USA
| | | | - Matthew Crawford
- Worldwide Research and Development, Computational Sciences, Pfizer, New York, NY, 10017, USA
| | - Peter S Gargalovic
- US Medical Cardiovascular, Bristol Myers Squibb, Princeton, NJ, 08648, USA
| | - Samira J Merali
- Clinical Pharmacology and Pharmacometrics, Bristol Myers Squibb, Princeton, NJ, 08648, USA
| | - Joelle Onorato
- US Medical Cardiovascular, Bristol Myers Squibb, Princeton, NJ, 08648, USA
| | - Andres J Quintero
- Internal Medicine, Medical Affairs, Medical Innovation and Effectiveness, Pfizer, New York, NY, 10017, USA
| | - Cristina Russ
- Internal Medicine, Medical affairs, Pfizer, New York, NY, 10017, USA
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Al Sulaiman K, Badreldin HA, Korayem GB, Alenazi AA, Alsuwayyid F, Alrashidi A, Alhijris M, Almutairi F, Alharthi F, Vishwakarma R, Al Shaya O, Al Amri A, Tayyab S, Al Bekairy AM, Aljuhani O. Evaluation of Apixaban safety and effectiveness in morbidly obese patients with atrial fibrillation: a retrospective cohort study. Thromb J 2022; 20:25. [PMID: 35501916 PMCID: PMC9063081 DOI: 10.1186/s12959-022-00379-x] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/09/2022] [Accepted: 03/31/2022] [Indexed: 11/23/2022] Open
Abstract
Background The benefit of apixaban to reduce stroke risk in morbidly obese patients with nonvalvular atrial fibrillation (AF) is still undetermined. The International Society of Thrombosis and Hemostasis recommends avoiding the use of direct oral anticoagulants (DOAC)s in morbidly obese patients (body mass index > 40 or weight > 120 kg) because of limited clinical data. This exploratory study aims to evaluate the effectiveness and safety of using apixaban in morbidly obese (body mass index (BMI) ≥ 40) patients with AF. Methods An exploratory retrospective cohort study was conducted at a single-center, including adult patients with non-valvular AF using apixaban between 01/01/2016 and 31/12/2019. Patients were excluded if they were known to have liver cirrhosis Child-Pugh C, mechanical valve, serum creatinine > 1.5 mg/dL, follow up < 3 months, or using apixaban with a dose of ≤5 or > 10 mg/day. Included patients were categorized into two groups based on their BMI (BMI<40 Vs. BMI ≥ 40). The primary outcome was all thrombotic events, while the secondary outcomes were major and minor bleeding after apixaban initiation. Propensity score (PS) matching was used (1:1 ratio) based on the patient’s age, gender, and HAS-BLED score. Results A total of 722 patients were eligible; 254 patients were included after propensity score matching based on the selected criteria. The prevalence of all thrombotic events was similar between the two groups in the first year of apixaban initiation (OR (95%CI): 0.58 (0.13, 2.5), p-value = 0.46). In addition, the odds of developing major and minor bleeding were not statistically significant between the two groups (OR (95%CI): 0.39 (0.07, 2.03), p-value = 0.26 and OR (95%CI): 1.27 (0.56, 2.84), p-value = 0.40), respectively). Conclusion This exploratory study showed similar effectiveness and safety of apixaban use in both morbid and non-morbid obese patients with non-valvular AF. However, a larger randomized controlled trial with a longer follow-up period needs to confirm our findings.
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O'Kane CP, Avalon JCO, Lacoste JL, Fang W, Bianco CM, Davisson L, Piechowski KL. Apixaban and rivaroxaban use for atrial fibrillation in patients with obesity and BMI ≥50 kg/m 2. Pharmacotherapy 2021; 42:112-118. [PMID: 34820876 DOI: 10.1002/phar.2651] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2021] [Revised: 11/11/2021] [Accepted: 11/23/2021] [Indexed: 12/30/2022]
Abstract
BACKGROUND Apixaban and rivaroxaban are increasingly used for thromboembolism prophylaxis in patients with non-valvular atrial fibrillation (NVAF) and commonly in patients with obesity and body mass index (BMI) ≥50 kg/m2 despite the limited data. OBJECTIVES This study aimed to establish the effectiveness and safety of apixaban and rivaroxaban in patients with NVAF and BMI ≥50 kg/m2 . METHODS A single health-system, retrospective cohort study evaluated the effectiveness and safety of apixaban and rivaroxaban initiated in adult patients (≥18 years of age) with BMI ≥50 kg/m2 and NVAF. Outcomes of ischemic stroke, systemic embolic events, and bleeding were compared to a cohort of patients with BMI 18 to 30 kg/m2 . RESULTS After 1619 patient-years worth of follow-up in 595 patients, the primary endpoint of incidence of ischemic stroke was numerically similar in both groups, 1.3 per 100 patient-years in the BMI ≥50 kg/m2 group, compared to 2.0 per 100 patient-years in the BMI <30 kg/m2 group (RR 0.65, 95% CI 0.38-1.82, p = 0.544). Incidence of major bleeding and clinically relevant non-major bleeding was also numerically similar between the two groups. CONCLUSIONS This study demonstrated that apixaban and rivaroxaban in patients with a BMI ≥50 kg/m2 for treatment of NVAF may be safe and effective at preventing thromboembolic events and had no increased risk of bleeding. Although, findings should be interpreted with caution and confirmed with additional studies. This study contributes to the growing body of evidence that direct oral anticoagulants (DOACs) may be effective and safe to use for the treatment of NVAF in patients with BMI ≥50 kg/m2 .
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Affiliation(s)
- Cavan P O'Kane
- Department of Pharmacy, WVU Medicine, Morgantown, West Virginia, USA
| | - Juan Carlo O Avalon
- Department of Internal Medicine, West Virginia University School of Medicine, Morgantown, West Virginia, USA
| | - Jordan L Lacoste
- Department of Pharmacy, WVU Medicine, Morgantown, West Virginia, USA
| | - Wei Fang
- West Virginia Clinical and Translational Science Institute, Morgantown, West Virginia, USA
| | - Christopher M Bianco
- Department of Cardiovascular and Thoracic Surgery, WVU Medicine, Morgantown, West Virginia, USA
| | - Laura Davisson
- Department of Internal Medicine, West Virginia University School of Medicine, Morgantown, West Virginia, USA.,WVU Medicine Medical and Surgical Weight Loss Center's Medical Weight Management Program, Morgantown, West Virginia, USA
| | - Kara L Piechowski
- Department of Pharmacy, WVU Medicine, Morgantown, West Virginia, USA
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