Výsledky vyhledávání - "Non-Randomized Controlled Trials as Topic methods"

Quasi-experimental study designs series—paper 7: assessing the assumptions Autor Bärnighausen, Till, Oldenburg, Catherine, Tugwell, Peter, Bommer, Christian, Ebert, Cara, Barreto, Mauricio, Djimeu, Eric, Haber, Noah, Waddington, Hugh, Rockers, Peter, Sianesi, Barbara, Bor, Jacob, Fink, Günther, Valentine, Jeffrey, Tanner, Jeffrey, Stanley, Tom, Sierra, Eduardo, Tchetgen, Eric Tchetgen, Atun, Rifat, Vollmer, Sebastian

“…Quasi-experimental designs are gaining popularity in epidemiology and health systems research—in particular for the evaluation of health care practice,…”
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When Can Nonrandomized Studies Support Valid Inference Regarding Effectiveness or Safety of New Medical Treatments? Autor Franklin, Jessica M., Platt, Richard, Dreyer, Nancy A., London, Alex John, Simon, Gregory E., Watanabe, Jonathan H., Horberg, Michael, Hernandez, Adrian, Califf, Robert M.

“…The randomized controlled trial (RCT) is the gold standard for evaluating the causal effects of medications. Limitations of RCTs have led to increasing…”
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Critical appraisal of nonrandomized studies—A review of recommended and commonly used tools Autor Quigley, Joan M., Thompson, Juliette C., Halfpenny, Nicholas J., Scott, David A.

“…Rationale, aims, and objectives When randomized controlled trial data are limited or unavailable, or to supplement randomized controlled trial evidence, health…”
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Experimentation Without Randomised Controls Autor Simon, Stephen D.

“…ABSTRACT Background In an experimental study, researchers often have the ability to assign different treatments. This is often done with randomisation. There…”
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Incorporating non-randomized evidence in cochrane intervention reviews: a scoping review Autor Axon, Emma, Kanellopoulou, Afroditi, Tsokani, Sofia, Livingstone, Nuala, Hilgart, Jennifer, Richardson, Rachel

“…“Non-randomized studies of interventions” (NRSI) can provide valuable insights into the real-world performance of interventions, especially when randomized…”
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Educational attainment and cardiovascular disease in the United States: A quasi-experimental instrumental variables analysis Autor Hamad, Rita, Nguyen, Thu T., Bhattacharya, Jay, Glymour, M. Maria, Rehkopf, David H.

“…There is ongoing debate about whether education or socioeconomic status (SES) should be inputs into cardiovascular disease (CVD) prediction algorithms and…”
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Including non-randomized studies of interventions in meta-analyses of randomized controlled trials changed the estimates in more than a third of the studies: evidence from an empirical analysis Autor Yao, Minghong, Mei, Fan, Ma, Yu, Qin, Xuan, Huan, Jiayidaer, Zou, Kang, Li, Ling, Sun, Xin

“…There is a growing trend to include nonrandomized studies of interventions (NRSIs) in meta-analyses of randomized controlled trials (RCTs) for health…”
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Quasi-experimental study designs series—paper 1: introduction: two historical lineages Autor Bärnighausen, Till, Røttingen, John-Arne, Rockers, Peter, Shemilt, Ian, Tugwell, Peter

“…The objective of this study was to contrast the historical development of experiments and quasi-experiments and provide the motivation for a journal series on…”
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The Use of Quasi-experimental Designs for Vaccine Evaluation Autor Lopez Bernal, James A, Andrews, Nick, Amirthalingam, Gayatri

“…Randomized, controlled trials are not always possible to evaluate interventions targeting infectious disease. This is frequently the case when evaluating the…”
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Long-term Oncological Outcomes Following Anastomotic Leak in Rectal Cancer Surgery Autor Crippa, Jacopo, Duchalais, Emilie, Machairas, Nikolaos, Merchea, Amit, Kelley, Scott R, Larson, David W

“…Anastomotic leak remains a critical complication after restorative rectal cancer surgery and is associated with significant morbidity and mortality rates,…”
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Integration of non-randomized studies with randomized controlled trials in meta-analyses of clinical studies: a meta-epidemiological study on effect estimation of interventions Autor Mei, Fan, Yao, Minghong, Wang, Yuning, Huan, Jiayidaer, Ma, Yu, Li, Guowei, Zou, Kang, Li, Ling, Sun, Xin

“…Backgrounds Syntheses of non-randomized studies of interventions (NRSIs) and randomized controlled trials (RCTs) are increasingly used in decision-making. This…”
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Safety of Allogeneic Adipose Tissue-Derived Mesenchymal Stem Cells for the Treatment of Complex Perianal Fistulas Not Associated With Crohn's Disease: A Phase I Clinical Trial Autor Maciel Gutiérrez, Víctor Manuel, Gutiérrez Guillen, Sergio Giovanni, Centeno Flores, Manuel Willebaldo, Valenzuela Pérez, Jesús Alonso, Abarca Rendón, Francisco Manuel, Hernández García, Fernando Santiago, De la Cerda Trujillo, Liliana Faviola, Gómez Torres, Gustavo Ángel

“…Anal fistula treatment aims to eradicate the fistula, preserve the sphincter, prevent recurrence, and allow an early return to daily activities for the…”
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The Revised WIC Food Package and Child Development: A Quasi-Experimental Study Autor Guan, Alice, Hamad, Rita, Batra, Akansha, Bush, Nicole R, Tylavsky, Frances A, LeWinn, Kaja Z

“…The Special Supplemental Nutrition Program for Women, Infants, and Children (WIC), one of the largest US safety net programs, was revised in 2009 to be more…”
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Quasi-experimental study designs series—paper 2: complementary approaches to advancing global health knowledge Autor Geldsetzer, Pascal, Fawzi, Wafaie

“…Quasi-experiments have been infrequently used in the health sciences. Focusing on health systems implementation research, this article details key advantages…”
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Problematic meta-analyses: Bayesian and frequentist perspectives on combining randomized controlled trials and non-randomized studies Autor Moran, John L., Linden, Ariel

“…Purpose In the literature, the propriety of the meta-analytic treatment-effect produced by combining randomized controlled trials (RCT) and non-randomized…”
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A systematic review showed more consideration is needed when conducting nonrandomized studies of interventions Autor Dhiman, Paula, Lee, Hopin, Kirtley, Shona, Collins, Gary S.

“…The objective of this study was to evaluate the methodological conduct, reporting, and risk of bias of nonrandomized studies of interventions (NRSIs) funded by…”
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Prospective observational study to evaluate the use of musculoskeletal ultrasonography in rheumatoid arthritis management: the ECHO study Autor Stein, Michael, Vaillancourt, Julie, Rampakakis, Emmanouil, Sampalis, John S

“…Since the creation of the Canadian Rheumatology Ultrasonography Society, an increasing number of rheumatologists has been trained in the use of musculoskeletal…”
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Advantages of multi-arm non-randomised sequentially allocated cohort designs for Phase II oncology trials Autor Mossop, Helen, Grayling, Michael J, Gallagher, Ferdia A, Welsh, Sarah J, Stewart, Grant D, Wason, James M S

“…Efficient trial designs are required to prioritise promising drugs within Phase II trials. Adaptive designs are examples of such designs, but their efficiency…”
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Magic Mirror, on the Wall-Which Is the Right Study Design of Them All?-Part I Autor Vetter, Thomas R

“…The assessment of a new or existing treatment or intervention typically answers 1 of 3 research-related questions: (1) "Can it work?" (efficacy); (2) "Does it…”
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Improved Assessment of Chest pain Trial (IMPACT): assessing patients with possible acute coronary syndromes Autor Cullen, Louise, Greenslade, Jaimi H, Hawkins, Tracey, Hammett, Chris, O'Kane, Shanen, Ryan, Kimberley, Parker, Kate, Schluter, Jessica, Dalton, Emily, Brown, Anthony FT, Than, Martin, Peacock, W Frank, Jaffe, Allan, O'Rourke, Peter K, Parsonage, William A

“…Objective: To examine the safety and efficacy of the Improved Assessment of Chest pain Trial (IMPACT) protocol, a strategy for accelerated assessment of…”
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