نتایج جستجو برای: r controlled trial

تعداد نتایج: 1015353  

Journal: :IEEE Access 2021

This work presents an investigation on Improved Extended Kalman Filter (IEKF) performance for induction motor drive without a speed sensor. The of direct sensorless vector-controlled system through simulation and experimental is tested. proposed observer focuses estimating rotor flux mechanical from the stationary axis components. Filters' estimation depends matrix's proper value ( Q) measureme...

Journal: :Fertility and sterility 2015
Scott M Nelson Bjarke M Klein Joan-Carles Arce

OBJECTIVE To compare antimüllerian hormone (AMH) and antral follicle count (AFC) as predictors of ovarian response to controlled ovarian stimulation at individual fertility clinics. DESIGN Retrospective analysis of individual study center data in two multicenter trials. Centers that provided >10 patients were included in the analysis. SETTING A total of 19 (n = 519 patients) and 18 study ce...

Journal: :Indian Journal of Medical Ethics 2021

Thanks to an impressive R&D effort, three vaccines for Covid-19 have been conditionally approved by stringent regulators as of February 2021, and sixteen entered the WHO evaluation process. However, they all need keep on being evaluated in clinical trials. The Ad Hoc Expert Group Next Steps Vaccine suggested that countries with limited or no access effective vaccine could ethically permit p...

Journal: :European heart journal 2007
Chiara Bucciarelli-Ducci Didier Locca Gerald Barbeau Sanjay K Prasad

comes in men with obstructive sleep apnoea–hypopnoea with or without treatment with continuous positive airway pressure: an observational study. Lancet 2005;365:1046–1053. 13. Mansfield DR, Gollogly NC, Kaye DM, Richardson M, Bergin P, Naughton MT. Controlled trial of continuous positive airway pressure in obstructive sleep apnea and heart failure. Am J Respir Crit Care Med 2004;169:361–366. 14...

Journal: :Journal of medical ethics 1983
D W Vere

Responding to an article by R. Burkhardt and G. Kienle in the same issue of the Journal of Medical Ethics, Vere strongly disputes their criticisms of the controlled clinical trial. He maintains that the proper use of the statistical method in a randomized trial provides the 'best, most precise, and most conservative way' for a medical researcher to decide among alternative therapies, and that ...

Journal: :Journal of neurology, neurosurgery, and psychiatry 2012
Douglas S Goodin Anthony Traboulsee Volker Knappertz Anthony T Reder David Li Dawn Langdon Christian Wolf Karola Beckmann Andreas Konieczny George C Ebers

BACKGROUND Evaluating the long term benefit of therapy in multiple sclerosis (MS) is challenging. Although randomised controlled trials (RCTs) demonstrate therapeutic benefits on short term outcomes, the relationship between these outcomes and late disability is not established. METHODS In a patient cohort from the pivotal interferon β-1b trial, the value of clinical and MRI measures were ana...

2006
Sunchai Payungporn Salin Chutinimitkul Arunee Chaisingh Sudarat Damrongwantanapokin Bandit Nuansrichay Wasana Pinyochon Alongkorn Amonsin Ruben O. Donis Apiradee Theamboonlers Yong Poovorawan

700 Emerging Infectious Diseases • www.cdc.gov/eid • Vol. 12, No. 4, April 2006 9. Monath TP, Caldwell JR, Mundt W, Fusco J, Johnson CS, Buller M, et al. ACAM2000 clonal Vero cell culture vaccinia virus (New York City Board of Health strain): a second-generation smallpox vaccine for biological defense. Int J Infect Dis. 2004;8S2: S31–44. 10. Graham BS, Belshe RB, Clements ML, Dolin R, Corey L, ...

Journal: :Occupational and Environmental Medicine 1965

Journal: :Journal of Foot and Ankle Research 2009
Shannon E Munteanu Hylton B Menz Gerard V Zammit Karl B Landorf Christopher J Handley Ayman ElZarka Jason DeLuca

BACKGROUND Osteoarthritis of the first metatarsophalangeal joint (MPJ) of the foot, termed hallux limitus, is common and painful. Numerous non-surgical interventions have been proposed for this disorder, however there is limited evidence for their efficacy. Intra-articular injections of hyaluronan have shown beneficial effects in case-series and clinical trials for the treatment of osteoarthrit...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید

function paginate(evt) { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term pg=parseInt(evt.target.text) var data={ "year":filter_year, "term":term, "pgn":pg } filtered_res=post_and_fetch(data,url) window.scrollTo(0,0); } function update_search_meta(search_meta) { meta_place=document.getElementById("search_meta_data") term=search_meta.term active_pgn=search_meta.pgn num_res=search_meta.num_res num_pages=search_meta.num_pages year=search_meta.year meta_place.dataset.term=term meta_place.dataset.page=active_pgn meta_place.dataset.num_res=num_res meta_place.dataset.num_pages=num_pages meta_place.dataset.year=year document.getElementById("num_result_place").innerHTML=num_res if (year !== "unfilter"){ document.getElementById("year_filter_label").style="display:inline;" document.getElementById("year_filter_place").innerHTML=year }else { document.getElementById("year_filter_label").style="display:none;" document.getElementById("year_filter_place").innerHTML="" } } function update_pagination() { search_meta_place=document.getElementById('search_meta_data') num_pages=search_meta_place.dataset.num_pages; active_pgn=parseInt(search_meta_place.dataset.page); document.getElementById("pgn-ul").innerHTML=""; pgn_html=""; for (i = 1; i <= num_pages; i++){ if (i===active_pgn){ actv="active" }else {actv=""} pgn_li="
  • " +i+ "
  • "; pgn_html+=pgn_li; } document.getElementById("pgn-ul").innerHTML=pgn_html var pgn_links = document.querySelectorAll('.mypgn'); pgn_links.forEach(function(pgn_link) { pgn_link.addEventListener('click', paginate) }) } function post_and_fetch(data,url) { showLoading() xhr = new XMLHttpRequest(); xhr.open('POST', url, true); xhr.setRequestHeader('Content-Type', 'application/json; charset=UTF-8'); xhr.onreadystatechange = function() { if (xhr.readyState === 4 && xhr.status === 200) { var resp = xhr.responseText; resp_json=JSON.parse(resp) resp_place = document.getElementById("search_result_div") resp_place.innerHTML = resp_json['results'] search_meta = resp_json['meta'] update_search_meta(search_meta) update_pagination() hideLoading() } }; xhr.send(JSON.stringify(data)); } function unfilter() { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":"unfilter", "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } function deactivate_all_bars(){ var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(bar) { bar.dataset.active = false bar.style = "stroke:#71a3c5;" }) } year_chart.on("created", function() { var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(check) { check.addEventListener('click', checkIndex); }) }); function checkIndex(event) { var yrchart = document.querySelectorAll('.ct-bar'); var year_bar = event.target if (year_bar.dataset.active == "true") { unfilter_res = unfilter() year_bar.dataset.active = false year_bar.style = "stroke:#1d2b3699;" } else { deactivate_all_bars() year_bar.dataset.active = true year_bar.style = "stroke:#e56f6f;" filter_year = chart_data['labels'][Array.from(yrchart).indexOf(year_bar)] url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":filter_year, "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } } function showLoading() { document.getElementById("loading").style.display = "block"; setTimeout(hideLoading, 10000); // 10 seconds } function hideLoading() { document.getElementById("loading").style.display = "none"; } -->