Browsing by Author "Losina, Elena"
Now showing items 21-40 of 59
-
Effect of smoking and soft tissue release on risk of revision after total knee arthroplasty: a case- control study
Nwachukwu, Benedict; Gurary, Ellen B.; Lerner, Vladislav; Collins, Jamie E; Thornhill, Thomas Stone; Losina, Elena; Katz, Jeffrey Neil (Springer Science and Business Media LLC, 2015-09-09)Background: Increasing utilization of primary total knee arthroplasty (TKA) is projected to expand demand for revision TKA. Revision TKAs are procedurally complex and incur high costs on our financially constrained healthcare ... -
Effectiveness of Knee Injury and Anterior Cruciate Ligament Tear Prevention Programs: A Meta-Analysis
Donnell-Fink, Laurel A.; Klara, Kristina; Collins, Jamie E.; Yang, Heidi Y.; Goczalk, Melissa G.; Katz, Jeffrey N.; Losina, Elena (Public Library of Science, 2015)Objective: Individuals frequently involved in jumping, pivoting or cutting are at increased risk of knee injury, including anterior cruciate ligament (ACL) tears. We sought to use meta-analytic techniques to establish ... -
Empirical evaluation of the inter-relationship of articular elements involved in the pathoanatomy of knee osteoarthritis using Magnetic Resonance Imaging
Meredith, Dennis S; Losina, Elena; Neumann, Gesa; Yoshioka, Hiroshi; Lang, Philipp K; Katz, Jeffrey Neil (Springer Science and Business Media LLC, 2009-10-29)Background: In this cross-sectional study, we conducted a comprehensive assessment of all articular elements that could be measured using knee MRI. We assessed the association of pathological change in multiple articular ... -
Epidemiology of musculoskeletal upper extremity ambulatory surgery in the United States
Jain, Nitin B; Higgins, Laurence D; Losina, Elena; Collins, Jamie; Blazar, Philip E; Katz, Jeffrey N (BioMed Central, 2014)Background: Musculoskeletal disorders of the upper extremity are common reasons for patients to seek care and undergo ambulatory surgery. The objective of our study was to assess the overall and age-adjusted utilization ... -
Estimation of the Prevalence of Undiagnosed and Diagnosed HIV in an Urban Emergency Department
Reichmann, William M.; Walensky, Rochelle P.; Case, Amy; Novais, Anna; Arbelaez, Christian; Katz, Jeffrey Neil; Losina, Elena (Public Library of Science (PLoS), 2011-11-16)Objective: To estimate the prevalence of undiagnosed HIV, the prevalence of diagnosed HIV, and proportion of HIV that is undiagnosed in populations with similar demographics as the Universal Screening for HIV in the Emergency ... -
Factors Associated with Self-Reported Repeat HIV Testing after a Negative Result in Durban, South Africa
Regan, Susan; Losina, Elena; Chetty, Senica; Giddy, Janet; Walensky, Rochelle P.; Ross, Douglas Sterling; Holst, Helga; Katz, Jeffrey Neil; Freedberg, Kenneth Alan; Bassett, Ingrid Valerie (Public Library of Science, 2013)Background: Routine screening for HIV infection leads to early detection and treatment. We examined patient characteristics associated with repeated screening in a high prevalence country. Methods: We analyzed data from a ... -
High rates of unplanned interruptions from HIV care early after antiretroviral therapy initiation in Nigeria
Ahonkhai, Aimalohi A.; Banigbe, Bolanle; Adeola, Juliet; Onwuatuelo, Ifeyinwa; Bassett, Ingrid V.; Losina, Elena; Freedberg, Kenneth A.; Okonkwo, Prosper; Regan, Susan (BioMed Central, 2015)Background: Unplanned care interruption (UCI) challenges effective HIV treatment. We determined the frequency and risk factors for UCI in Nigeria. Methods: We conducted a retrospective-cohort study of adults initiating ... -
HIV Cure Strategies: How Good Must They Be to Improve on Current Antiretroviral Therapy?
Sax, Paul E.; Sypek, Alexis; Berkowitz, Bethany K.; Morris, Bethany L.; Losina, Elena; Paltiel, A. David; Kelly, Kathleen A.; Seage, George R.; Walensky, Rochelle P.; Weinstein, Milton C.; Eron, Joseph; Freedberg, Kenneth A. (Public Library of Science, 2014)Background: We examined efficacy, toxicity, relapse, cost, and quality-of-life thresholds of hypothetical HIV cure interventions that would make them cost-effective compared to life-long antiretroviral therapy (ART). ... -
Influence of Self-reported Limb Length Discrepancy on Function and Satisfaction 6 Years After Total Hip Replacement
Iversen, Maura Daly; Chudasama, Nidhi; Losina, Elena; Katz, Jeffrey Neil; Chudasama, Nidhi (Ovid Technologies (Wolters Kluwer Health), 2011)Osteoarthritis (OA) of the hip is a major cause of restricted locomotor activity and functional disability. Total hip replacement (THR) is a valuable procedure for the management of end stage arthritis and is effective in ... -
Interventions to Improve Adherence and Persistence With Osteoporosis Medications: A Systematic Literature Review
Gleeson, T.; Iversen, Maura Daly; Avorn, Jerry Lewis; Brookhart, A. M.; Katz, Jeffrey Neil; Losina, Elena; May, F.; Patrick, A. R.; Shrank, W; Solomon, Daniel Hal; Solomon, Daniel Hal (Springer Science + Business Media, 2009-06-05)Summary: Adherence and persistence with osteoporosis medications are poor. We conducted a systematic literature review of interventions to improve adherence and persistence with osteoporosis medications. Seven studies met ... -
Local Area Cartilage Segmentation: A Semiautomated Novel Method of Measuring Cartilage Loss in Knee Osteoarthritis
Duryea, Jeffrey; Iranpour-Boroujeni, Tannaz; Collins, Jamie; Vanwynngaarden, Case; Guermazi, Ali; Katz, Jeffrey; Losina, Elena; Russell, Ruby; Ratzlaff, Charles (Wiley, 2014-10)Objective To assess the responsiveness and reader time of a novel semiautomated tool to detect knee cartilage loss over 2 years in subjects with knee osteoarthritis. Methods A total of 122 subjects from the Osteoarthritis ... -
Mass spectrometry assays of plasma biomarkers to predict radiographic progression of knee osteoarthritis
Ritter, Susan Y; Collins, Jamie; Krastins, Bryan; Sarracino, David; Lopez, Mary; Losina, Elena; Aliprantis, Antonios O (BioMed Central, 2014)Introduction: Biomarkers to identify osteoarthritis (OA) patients at risk for disease progression are needed. As part of a proteomic analysis of knee synovial fluid from normal and OA patients, differentially expressed ... -
Medical Decision-Making Among Hispanics and Non-Hispanic Whites With Chronic Back and Knee Pain: A Qualitative Study
Katz, Jeffrey; Lyons, Nancy; Wolff, Lisa; Silverman, Jodie; Emrani, Parastu; Holt, Holly; Corbett, Kelly; Escalante, Agustin; Losina, Elena (Springer Nature, 2011)Background: Musculoskeletal disorders affect all racial and ethnic groups, including Hispanics. Because these disorders are not life-threatening, decision-making is generally preference-based. Little is known about whether ... -
Missed Opportunities: Refusal to Confirm Reactive Rapid HIV Tests in the Emergency Department
Ganguli, Ishani; Collins, Jamie E.; Reichmann, William M.; Losina, Elena; Katz, Jeffrey Neil; Arbelaez, Christian; Donnell-Fink, Laurel A.; Walensky, Rochelle P. (Public Library of Science, 2013)Background: HIV infection remains a major US public health concern. While HIV-infected individuals now benefit from earlier diagnosis and improved treatment options, progress is tempered by large numbers of newly diagnosed ... -
Mobile HIV Screening in Cape Town, South Africa: Clinical Impact, Cost and Cost-Effectiveness
Bassett, Ingrid V.; Govindasamy, Darshini; Erlwanger, Alison S.; Hyle, Emily P.; Kranzer, Katharina; van Schaik, Nienke; Noubary, Farzad; Paltiel, A. David; Wood, Robin; Walensky, Rochelle P.; Losina, Elena; Bekker, Linda-Gail; Freedberg, Kenneth A. (Public Library of Science, 2014)Background: Mobile HIV screening may facilitate early HIV diagnosis. Our objective was to examine the cost-effectiveness of adding a mobile screening unit to current medical facility-based HIV testing in Cape Town, South ... -
Mortality Risk Assessment of Total Knee Arthroplasty and Related Surgery After Percutaneous Coronary Intervention
Von Keudell, Arvind G.; Thornhill, Thomas S.; Katz, Jeffrey N.; Losina, Elena (Bentham Open, 2016)Background: The optimal antiplatelet therapy (APT) treatment strategy after Coronary Artery Stenting (CAS) in non-cardiac surgery, such as total knee arthroplasty (TKA) or urgent TKA-related surgery remains unknown. Methods: ... -
Not All Are Lost: Interrupted Laboratory Monitoring, Early Death, and Loss to Follow-Up (LTFU) in a Large South African Treatment Program
Ahonkhai, Aimalohi A.; Noubary, Farzad; Munro, Alison; Stark, Ruth; Wilke, Marisa; Freedberg, Kenneth Alan; Wood, Robin; Losina, Elena (Public Library of Science, 2012)Background: Many HIV treatment programs in resource-limited settings are plagued by high rates of loss to follow-up (LTFU). Most studies have not distinguished between those who briefly interrupt, but return to care, and ... -
One-Day vs Two-Day Epidural Analgesia for Total Knee Arthroplasty (TKA): A Retrospective Cohort Study
Corbett, Kelly L.; Reichmann, William M.; Katz, Jeffrey Neil; Beagan, Carolyn; Corsello, Paul; Ghazinouri, Roya; Dang, Bachyen; Mikulinsky, Regina; Losina, Elena; Wright, John (Bentham Science Publishers Ltd., 2010)Introduction: Over 500,000 total knee arthroplasties (TKAs) are performed annually in the US, yet postoperative pain management varies widely. In patients managed with epidural analgesia, the epidural catheter is generally ... -
Placing a Price on Medical Device Innovation: The Example of Total Knee Arthroplasty
Suter, Lisa G.; Paltiel, A. David; Rome, Benjamin Newman; Solomon, Daniel Hal; Thornhill, Thomas Stone; Abrams, Stanley K.; Katz, Jeffrey Neil; Losina, Elena (Public Library of Science, 2013)Background: Total knee arthroplasty (TKA) is common, effective, and cost-effective. Innovative implants promising reduced long-term failure at increased cost are under continual development. We sought to define the implant ... -
Population-Based Rates of Revision of Primary Total Hip Arthroplasty: A Systematic Review
Corbett, Kelly L.; Losina, Elena; Nti, Akosua A.; Prokopetz, Julian J. Z.; Katz, Jeffrey Neil (Public Library of Science (PLoS), 2010-10-20)Background: Most research on failure leading to revision total hip arthroplasty (THA) is reported from single centers. We searched PubMed between January 2000 and August 2010 to identify population- or community-based ...