User profiles for Samuel Coenen

Samuel Coenen

Professor Clinical Epidemiology
Verified email at uantwerpen.be
Cited by 13796

Helicobacter pylori resistance to antibiotics in Europe and its relationship to antibiotic consumption

F Megraud, S Coenen, A Versporten, M Kist… - Gut, 2013 - gut.bmj.com
Objective Resistance to antibiotics is the major cause of treatment failure of Helicobacter
pylori infection. A study was conducted to assess prospectively the antibacterial resistance …

Effect of azithromycin and clarithromycin therapy on pharyngeal carriage of macrolide-resistant streptococci in healthy volunteers: a randomised, double-blind …

S Malhotra-Kumar, C Lammens, S Coenen… - The Lancet, 2007 - thelancet.com
Background Resistance to antibiotics is a major public-health problem, and studies that link
antibiotic use and resistance have shown an association but not a causal effect. We used the …

European Surveillance of Antimicrobial Consumption (ESAC): outpatient quinolone use in Europe (1997–2009)

N Adriaenssens, S Coenen… - Journal of …, 2011 - academic.oup.com
Background Data on more than a decade of outpatient quinolone use were collected from
33 European countries within the European Surveillance of Antimicrobial Consumption (ESAC…

Oseltamivir plus usual care versus usual care for influenza-like illness in primary care: an open-label, pragmatic, randomised controlled trial

…, E Bongard, BR Saville, J Holmes, S Coenen… - The Lancet, 2020 - thelancet.com
Background Antivirals are infrequently prescribed in European primary care for influenza-like
illness, mostly because of perceived ineffectiveness in real world primary care and …

[HTML][HTML] The global threat of antimicrobial resistance: science for intervention

…, F Baquero, J Carlet, M Cavaleri, S Coenen… - New microbes and new …, 2015 - Elsevier
In the last decade we have witnessed a dramatic increase in the proportion and absolute
number of bacterial pathogens resistant to multiple antibacterial agents. Multidrug-resistant …

[HTML][HTML] Effects of internet-based training on antibiotic prescribing rates for acute respiratory-tract infections: a multinational, cluster, randomised, factorial, controlled …

…, JWL Cals, H Melbye, M Santer, M Moore, S Coenen… - The Lancet, 2013 - thelancet.com
Background High-volume prescribing of antibiotics in primary care is a major driver of
antibiotic resistance. Education of physicians and patients can lower prescribing levels, but it …

European Surveillance of Antimicrobial Consumption (ESAC): outpatient antibiotic use in Europe

M Ferech, S Coenen, S Malhotra-Kumar… - Journal of …, 2006 - academic.oup.com
Background: The ESAC project, granted by DG SANCO of the European Commission, is an
international network of surveillance systems, aiming to collect comparable and reliable data …

Helicobacter pylori resistance to antibiotics in Europe in 2018 and its relationship to antibiotic consumption in the community

F Megraud, R Bruyndonckx, S Coenen, L Wittkop… - Gut, 2021 - gut.bmj.com
Objective Our aim was to prospectively assess the antibiotic resistance rates in Helicobacter
pylori strains in Europe in 2018 and to study the link between antibiotic consumption in the …

Comparison of outpatient systemic antibacterial use in 2004 in the United States and 27 European countries

H Goossens, M Ferech, S Coenen… - Clinical infectious …, 2007 - academic.oup.com
The European Surveillance of Antimicrobial Consumption (ESAC) project collects data on
antibacterial use in Europe, applying the Anatomic Therapeutic Chemical classification system …

[HTML][HTML] Amoxicillin for acute lower-respiratory-tract infection in primary care when pneumonia is not suspected: a 12-country, randomised, placebo-controlled trial

P Little, B Stuart, M Moore, S Coenen… - The Lancet Infectious …, 2013 - thelancet.com
Background Lower-respiratory-tract infection is one of the most common acute illnesses
managed in primary care. Few placebo-controlled studies of antibiotics have been done, and …