Spycher, Ben Daniel, Silverman, Michael, Egger, Matthias, Zwahlen, Marcel, Kuehni, Claudia Elisabeth
This paper was published as Pediatrics, 2009, 123 (3), pp. 944-950. It is available from http://pediatrics.aappublications.org/cgi/content/abstract/123/3/944. Doi: 10.1542/peds.2008-0115
Brinkhof, Martin, Boulle, Andrew, Weigel, Ralf, Messou, Eugène, Mathers, Colin, Orrell, Catherine, ...
BACKGROUND: Mortality in HIV-infected patients who have access to highly active antiretroviral therapy (ART) has declined in sub-Saharan Africa, but it is unclear how mortality compares to the...
Brinkhof, Martin, Boulle, Andrew, Weigel, Ralf, Messou, Eugène, Mathers, Colin, Orrell, Catherine, ...
BACKGROUND: Mortality in HIV-infected patients who have access to highly active antiretroviral therapy (ART) has declined in sub-Saharan Africa, but it is unclear how mortality compares to the...
Sterne, Jonathan, May, Margaret, Costagliola, Dominique, De Wolf, Frank, Phillips, Andrew, Harris, Ross, ...
BACKGROUND: The CD4 cell count at which combination antiretroviral therapy should be started is a central, unresolved issue in the care of HIV-1-infected patients. In the absence of randomised...
Sterne, Jonathan, May, Margaret, Costagliola, Dominique, De Wolf, Frank, Phillips, Andrew, Harris, Ross, ...
BACKGROUND: The CD4 cell count at which combination antiretroviral therapy should be started is a central, unresolved issue in the care of HIV-1-infected patients. In the absence of randomised...
Sterne, Jonathan, May, Margaret, Costagliola, Dominique, De Wolf, Frank, Phillips, Andrew, Harris, Ross, ...
BACKGROUND: The CD4 cell count at which combination antiretroviral therapy should be started is a central, unresolved issue in the care of HIV-1-infected patients. In the absence of randomised...
Brinkhof, Martin, Boulle, Andrew, Weigel, Ralf, Messou, Eugène, Mathers, Colin, Orrell, Catherine, ...
BACKGROUND: Mortality in HIV-infected patients who have access to highly active antiretroviral therapy (ART) has declined in sub-Saharan Africa, but it is unclear how mortality compares to the...
Huss, Anke, Spoerri, Adrian, Egger, Matthias, Röösli, Martin
The relation between residential magnetic field exposure from power lines and mortality from neurodegenerative conditions was analyzed among 4.7 million persons of the Swiss National Cohort (linking...
Cohort Profile: The Swiss National Cohort--a longitudinal study of 6.8 million people (2009)
Bopp, Matthias, Spoerri, Adrian, Zwahlen, Marcel, Gutzwiller, Felix, Paccaud, Fred, Braun-Fahrländer, Charlotte, ...
Röösli, Martin, Egger, Matthias, Pfluger, Dominik, Minder, Christoph
Abstract Background Exposure to intermittent magnetic fields of 16 Hz has been shown to reduce heart rate variability, and decreased heart rate variability predicts cardiovascular mortality. We...
Olivia Keiser, Catherine Orrell, Matthias Egger, Robin Wood, Hansjakob Furrer, ...
BackgroundThe provision of highly active antiretroviral therapy (HAART) in resource-limited settings follows a public health approach, which is characterised by a limited number of regimens and the...
Graphical presentation of diagnostic information (2008)
Whiting, Penny F, Sterne, Jonathan AC, Westwood, Marie E, Bachmann, Lucas M, Harbord, Roger, Egger, Matthias, ...
Abstract Background Graphical displays of results allow researchers to summarise and communicate the key findings of their study. Diagnostic information should be presented in an easily interpretable...
Brinkhof, Martin, Dabis, François, Myer, Landon, Bangsberg, David, Boulle, Andrew, Nash, Denis, ...
OBJECTIVE: To analyse the early loss of patients to antiretroviral therapy (ART) programmes in resource-limited settings. METHODS: Using data on 5491 adult patients starting ART (median age 35 years,...
Brinkhof, Martin, Dabis, François, Myer, Landon, Bangsberg, David, Boulle, Andrew, Nash, Denis, ...
OBJECTIVE: To analyse the early loss of patients to antiretroviral therapy (ART) programmes in resource-limited settings. METHODS: Using data on 5491 adult patients starting ART (median age 35 years,...
Altman, Douglas G., Egger, Matthias, Pocock, Stuart J., Gotzsche, Peter C., Vandenbroucke, Jan P., Von Elm, Erik
RESUMEN A pesar de que la mayor parte de la investigación biomédica es de tipo observacional, la información difundida sobre estas investigaciones es a menudo insuficiente, lo que dificulta la...
Brinkhof, Martin, Dabis, François, Myer, Landon, Bangsberg, David, Boulle, Andrew, Nash, Denis, ...
OBJECTIVE: To analyse the early loss of patients to antiretroviral therapy (ART) programmes in resource-limited settings. METHODS: Using data on 5491 adult patients starting ART (median age 35 years,...
Harari, Danielle, Iliffe, Steve, Kharicha, Kalpa, Egger, Matthias, Gillmann, Gerhard, ...
Background: there is inadequate evidence to support currently formulated NHS strategies to achieve health promotion and preventative care in older people through broad-based screening and assessment...
Childhood leukaemia and socioeconomic status: what is the evidence? (2008)
Adam, Martin, Rebholz, Cornelia E., Egger, Matthias, Zwahlen, Marcel, Kuehni, Claudia E.
The objectives of this systematic review are to summarise the current literature on socioeconomic status (SES) and the risk of childhood leukaemia, to highlight methodological problems and formulate...
Knol, Mirjam J., Vandenbroucke, Jan P., Scott, Pippa, Egger, Matthias
To evaluate strategies used to select cases and controls and how reported odds ratios are interpreted, the authors examined 150 case-control studies published in leading general medicine,...
Mugavero, Michael, May, Margaret, Harris, Ross, Saag, Michael, Costagliola, Dominique, Egger, Matthias, ...
OBJECTIVE: To determine whether differences in short-term virologic failure among commonly used antiretroviral therapy (ART) regimens translate to differences in clinical events in antiretroviral-na?...
Mugavero, Michael, May, Margaret, Harris, Ross, Saag, Michael, Costagliola, Dominique, Egger, Matthias, ...
OBJECTIVE: To determine whether differences in short-term virologic failure among commonly used antiretroviral therapy (ART) regimens translate to differences in clinical events in antiretroviral-na?...
Mugavero, Michael, May, Margaret, Harris, Ross, Saag, Michael, Costagliola, Dominique, Egger, Matthias, ...
OBJECTIVE: To determine whether differences in short-term virologic failure among commonly used antiretroviral therapy (ART) regimens translate to differences in clinical events in antiretroviral-na?...
Penny F Whiting, Jonathan Ac Sterne, Marie E Westwood, Lucas M Bachmann, Roger Harbord, Matthias Egger, ...
© 2008 Whiting et al; licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License
Shang, Aijing, Huwiler, Karin, Nartey, Linda, Jüni, Peter, Egger, Matthias
Background Chinese herbal medicine (CHM) is increasingly used in the West, but the evidence on its effectiveness is a matter of debate. We compared the characteristics, study quality and results of...
Erik Von Elm, Douglas G. Altman, Matthias Egger, Stuart J. Pocock, Peter C. Gøtzsche, Jan P. Vandenbroucke
Much biomedical research is observational. The reporting of such research is often inadequate, which hampers the assessment of its strengths and weaknesses and of a study's generalisability. The...
Jan P. Vandenbroucke, Erik Von Elm, Douglas G. Altman, Peter C. Gøtzsche, Cynthia D. Mulrow, Stuart J. Pocock, ...
Much medical research is observational. The reporting of observational studies is often of insufficient quality. Poor reporting hampers the assessment of the strengths and weaknesses of a study and...
A unification of models for meta-analysis of diagnostic accuracy studies (2007)
Harbord, Roger M., Deeks, Jonathan J., Egger, Matthias, Whiting, Penny, Sterne, Jonathan A. C.
Studies of diagnostic accuracy require more sophisticated methods for their meta-analysis than studies of therapeutic interventions. A number of different, and apparently divergent, methods for...
Stuck, Andreas E, Kharicha, Kalpa, Dapp, Ulrike, Anders, Jennifer, Meier-Baumgartner, Hans, ...
Abstract Background Health risk appraisal is a promising method for health promotion and prevention in older persons. The Health Risk Appraisal for the Elderly (HRA-E) developed in the U.S. has...
Stuck, Andreas E, Kharicha, Kalpa, Dapp, Ulrike, Anders, Jennifer, Meier-Baumgartner, Hans, ...
Abstract Background This paper describes the study protocol, the recruitment, and base-line data for evaluating the success of randomisation of the PRO-AGE (PRevention in Older people – Assessment...
May, Margaret, Sterne, Jonathan A C, Shipley, Martin, Brunner, Eric, DAgostino, Ralph, Whincup, Peter, ...
Background Many HIV-infected patients on highly active antiretroviral therapy (HAART) experience metabolic complications including dyslipidaemia and insulin resistance, which may increase their...
A unification of models for meta-analysis of diagnostic accuracy studies (2007)
Harbord, Roger M., Deeks, Jonathan J., Egger, Matthias, Whiting, Penny, Sterne, Jonathan A. C.
Studies of diagnostic accuracy require more sophisticated methods for their meta-analysis than studies of therapeutic interventions. A number of different, and apparently divergent, methods for...
Marcel Zwahlen, Matthias Egger, Professor Matthias Egger
Progression and mortality of untreated HIV-positive individuals living in resource-limited settings: Update of literature review and evidence synthesis
A unification of models for meta-analysis of diagnostic accuracy studies (2006)
Harbord, Roger M., Deeks, Jonathan J., Egger, Matthias, Whiting, Penny, Sterne, Jonathan A.C.
Studies of diagnostic accuracy require more sophisticated methods for their meta-analysis than studies of therapeutic interventions. A number of different, and apparently divergent, methods for...
Röösli, Martin, Künzli, Nino, Braun-Fahrländer, Charlotte, Egger, Matthias
Background There is debate on how the effect of air pollution should be assessed. We propose an approach to estimate its impact on adult and infant mortality that integrates data from long-term...
RE: "QUALITY OF REPORTING OF OBSERVATIONAL LONGITUDINAL RESEARCH" (2005)
Von Elm, Erik, Altman, Douglas G., Pocock, Stuart, Vandenbroucke, Jan P., Egger, Matthias
Antiretroviral therapy in resource-poor settings: scaling up inequalities? (2005)
Egger, Matthias, Boulle, Andrew, Schechter, Mauro, Miotti, Paolo
Röösli, Martin, Künzli, Nino, Braun-Fahrländer, Charlotte, Egger, Matthias
Background There is debate on how the effect of air pollution should be assessed. We propose an approach to estimate its impact on adult and infant mortality that integrates data from long-term...
RE: "QUALITY OF REPORTING OF OBSERVATIONAL LONGITUDINAL RESEARCH" (2005)
Von Elm, Erik, Altman, Douglas G., Pocock, Stuart, Vandenbroucke, Jan P., Egger, Matthias
RE: "QUALITY OF REPORTING OF OBSERVATIONAL LONGITUDINAL RESEARCH" (2005)
Von Elm, Erik, Altman, Douglas G., Pocock, Stuart, Vandenbroucke, Jan P., Egger, Matthias
Zwahlen, Marcel, D'Avanzo, Barbara, Egger, Matthias, Berrino, Franco, Perneger, Thomas, Mosconi, Paola, ...
Zwahlen, Marcel, D'Avanzo, Barbara, Egger, Matthias, Berrino, Franco, Perneger, Thomas, Mosconi, Paola, ...
Cornuz, Jacques, Sidoti Pinto, Claudio, Tevaearai, Heindrik, Egger, Matthias
Background: The incidence of and mortality from ruptured abdominal aortic aneurysm (AAA) is increasing. There is uncertainty regarding the indicators which could be used to identify groups at high...
Domenighetti, Gianfranco, DAvanzo, Barbara, Egger, Matthias, Berrino, Franco, Perneger, Thomas, Mosconi, Paola, ...
Background Screening programmes are often actively promoted to achieve high coverage, which may result in unrealistic expectations. We examined women’s understanding of the likely benefits of...
Direction and impact of language bias in meta-analyses of controlled trials: empirical study (2002)
Jüni, Peter, Holenstein, Franziska, Sterne, Jonathan, Bartlett, Christopher, Egger, Matthias
Background Excluding clinical trials reported in languages other than English from meta-analyses may introduce bias and reduce the precision of combined estimates of treatment effects. We examined...
Effekt von Biperiden auf den Morgenschlaf nach Schlafentzug bei Gesunden [microform] / (1999)
Thesis (doctoral)--Albert-Ludwigs-Universität Freiburg im Breisgau, 1999.
Effekt von Biperiden auf den Morgenschlaf nach Schlafentzug bei Gesunden / (1999)
[Mikrofiche-Ausg.].
Smith, George Davey, Egger, Matthias, Shipley, Martin J., Marmot, M. G.
The possibility that diabetes is associated with an elevated risk of cancer mortality has been discussed for many years. Recently, Levine et al. (Am J Epidemiol, 1990; 131: 254–62) approached this...
Egger, Matthias, Low, Nicola, Smith, George Davey, Lindblom, Bo, Herrmann, Björn
Objectives: To analyse trends in rates of genital chlamydial infection and ectopic pregnancy between 1985 and 1995 in a county in Sweden.
Reporting on quality of life in randomised controlled trials: bibliographic study
Sanders, Caroline, Egger, Matthias, Donovan, Jenny, Tallon, Deborah, Frankel, Stephen
Yazdanpanah, Yazdan, Sissoko, Daouda, Egger, Matthias, Mouton, Yves, Zwahlen, Marcel, Chêne, Geneviève
Objective To compare the clinical efficacy of triple antiretroviral regimens based on protease inhibitors and non-nucleoside analogue reverse transcriptase inhibitors (NNRTIs) in adults positive for...
Ruling a diagnosis in or out with “SpPIn” and “SnNOut”: a note of caution
Pewsner, Daniel, Battaglia, Markus, Minder, Christoph, Marx, Arthur, Bucher, Heiner C, Egger, Matthias
Macleod, John, Salisbury, Chris, Low, Nicola, McCarthy, Anne, Sterne, Jonathan A C, Holloway, Aisha, ...
Objective To measure the coverage and uptake of systematic postal screening for genital Chlamydia trachomatis and the prevalence of infection in the general population in the United Kingdom. To...
Horner, Paddy, Skidmore, Sue, Herring, Alan, Sell, Jo, Paul, Ian, Caul, Owen, ...
We evaluated a low-cost diagnostic strategy for detecting Chlamydia trachomatis in a low-prevalence population. We used an amplified enzyme immunoassay (EIA) with a reduced-cutoff “negative gray...
Low, Nicola, McCarthy, Anne, Roberts, Tracy E, Huengsberg, Mia, Sanford, Emma, Sterne, Jonathan A C, ...
Objective To evaluate the effectiveness of a practice nurse led strategy to improve the notification and treatment of partners of people with chlamydia infection.
Lane, J Athene, Murray, Liam J, Noble, Sian, Egger, Matthias, Harvey, Ian M, Donovan, Jenny L, ...
Objective To determine the impact of a community based Helicobacter pylori screening and eradication programme on the incidence of dyspepsia, resource use, and quality of life, including a cost...
Accuracy of magnetic resonance imaging for the diagnosis of multiple sclerosis: systematic review
Whiting, Penny, Harbord, Roger, Main, Caroline, Deeks, Jonathan J, Filippini, Graziella, Egger, Matthias, ...
Objective To determine the accuracy of magnetic resonance imaging criteria for the early diagnosis of multiple sclerosis in patients with suspected disease.
Egger, Matthias, Low, Nicola, Smith, George Davey, Lindblom, Bo, Herrmann, Björn
Objectives: To analyse trends in rates of genital chlamydial infection and ectopic pregnancy between 1985 and 1995 in a county in Sweden.
Reporting on quality of life in randomised controlled trials: bibliographic study
Sanders, Caroline, Egger, Matthias, Donovan, Jenny, Tallon, Deborah, Frankel, Stephen
Yazdanpanah, Yazdan, Sissoko, Daouda, Egger, Matthias, Mouton, Yves, Zwahlen, Marcel, Chêne, Geneviève
Objective To compare the clinical efficacy of triple antiretroviral regimens based on protease inhibitors and non-nucleoside analogue reverse transcriptase inhibitors (NNRTIs) in adults positive for...
Ruling a diagnosis in or out with “SpPIn” and “SnNOut”: a note of caution
Pewsner, Daniel, Battaglia, Markus, Minder, Christoph, Marx, Arthur, Bucher, Heiner C, Egger, Matthias
Macleod, John, Salisbury, Chris, Low, Nicola, McCarthy, Anne, Sterne, Jonathan A C, Holloway, Aisha, ...
Objective To measure the coverage and uptake of systematic postal screening for genital Chlamydia trachomatis and the prevalence of infection in the general population in the United Kingdom. To...
Horner, Paddy, Skidmore, Sue, Herring, Alan, Sell, Jo, Paul, Ian, Caul, Owen, ...
We evaluated a low-cost diagnostic strategy for detecting Chlamydia trachomatis in a low-prevalence population. We used an amplified enzyme immunoassay (EIA) with a reduced-cutoff “negative gray...
Low, Nicola, McCarthy, Anne, Roberts, Tracy E, Huengsberg, Mia, Sanford, Emma, Sterne, Jonathan A C, ...
Objective To evaluate the effectiveness of a practice nurse led strategy to improve the notification and treatment of partners of people with chlamydia infection.
Lane, J Athene, Murray, Liam J, Noble, Sian, Egger, Matthias, Harvey, Ian M, Donovan, Jenny L, ...
Objective To determine the impact of a community based Helicobacter pylori screening and eradication programme on the incidence of dyspepsia, resource use, and quality of life, including a cost...
Accuracy of magnetic resonance imaging for the diagnosis of multiple sclerosis: systematic review
Whiting, Penny, Harbord, Roger, Main, Caroline, Deeks, Jonathan J, Filippini, Graziella, Egger, Matthias, ...
Objective To determine the accuracy of magnetic resonance imaging criteria for the early diagnosis of multiple sclerosis in patients with suspected disease.
Development, feasibility and performance of a health risk appraisal questionnaire for older persons
Stuck, Andreas E, Kharicha, Kalpa, Dapp, Ulrike, Anders, Jennifer, Meier-Baumgartner, Hans Peter, ...
Stuck, Andreas E, Kharicha, Kalpa, Dapp, Ulrike, Anders, Jennifer, Meier-Baumgartner, Hans Peter, ...
Skidmore, Sue, Horner, Paddy, Herring, Alan, Sell, Joanne, Paul, Ian, Thomas, Jane, ...
Screening for chlamydia in women is widely recommended. We evaluated the performance of two nucleic acid amplification tests for detecting Chlamydia trachomatis in self-collected vulvovaginal-swab...
Roberts, Tracy E, Robinson, Suzanne, Barton, Pelham M, Bryan, Stirling, McCarthy, Anne, Macleod, John, ...
Objective To investigate the cost effectiveness of screening for Chlamydia trachomatis compared with a policy of no organised screening in the United Kingdom.
Pewsner, Daniel, Jüni, Peter, Egger, Matthias, Battaglia, Markus, Sundström, Johan, Bachmann, Lucas M
Objective To review the accuracy of electrocardiography in screening for left ventricular hypertrophy in patients with hypertension.
Von Elm, Erik, Altman, Douglas G, Egger, Matthias, Pocock, Stuart J, Gøtzsche, Peter C, Vandenbroucke, Jan P
Poor reporting of research hampers assessment and makes it less useful. An international group of methodologists, researchers, and journal editors sets out guidelines to improve reports of...
Von Elm, Erik, Altman, Douglas G, Egger, Matthias, Pocock, Stuart J, Gøtzsche, Peter C, Vandenbroucke, Jan P
This paper describes the recommendations of The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) Initiative on what should be included in an accurate and complete report...
Vandenbroucke, Jan P, Von Elm, Erik, Altman, Douglas G, Gøtzsche, Peter C, Mulrow, Cynthia D, Pocock, Stuart J, ...
In this explanatory and elaboration document Mattias Egger and colleagues provide the meaning and rationale of each checklist item on the STROBE Statement.
Wood, Lesley, Egger, Matthias, Gluud, Lise Lotte, Schulz, Kenneth F, Jüni, Peter, Altman, Douglas G, ...
Objective To examine whether the association of inadequate or unclear allocation concealment and lack of blinding with biased estimates of intervention effects varies with the nature of the...
Graphical presentation of diagnostic information
Whiting, Penny F, Sterne, Jonathan AC, Westwood, Marie E, Bachmann, Lucas M, Harbord, Roger, Egger, Matthias, ...
Keiser, Olivia, Orrell, Catherine, Egger, Matthias, Wood, Robin, Brinkhof, Martin W. G, Furrer, Hansjakob, ...
Comparing HIV treatment in Switzerland, where drug selection is individualized, and South Africa, where a programmatic approach is used, Matthias Egger and colleagues find similar virologic outcomes...
Keiser, Olivia, Orrell, Catherine, Egger, Matthias, Wood, Robin, Brinkhof, Martin W. G, Furrer, Hansjakob, ...
Efficacy of pneumococcal vaccination in adults: a meta-analysis
Huss, Anke, Scott, Pippa, Stuck, Andreas E., Trotter, Caroline, Egger, Matthias
Brinkhof, Martin W. G., Boulle, Andrew, Weigel, Ralf, Messou, Eugène, Mathers, Colin, Orrell, Catherine, ...
Comparing mortality rates between patients starting HIV treatment and the general population in four African countries, Matthias Egger and colleagues find the gap decreases over time, especially with...
Efficacy of pneumococcal polysaccharide vaccine
Scott, Pippa, Huss, Anke, Stuck, Andreas E., Trotter, Caroline, Egger, Matthias
Von Elm, Erik, Altman, Douglas G, Egger, Matthias, Pocock, Stuart J, Gøtzsche, Peter C, Vandenbroucke, Jan P
Much biomedical research is observational. The reporting of such research is often inadequate, which hampers the assessment of its strengths and weaknesses and of a study’s generalizability. The...
Brinkhof, Martin WG, Dabis, François, Myer, Landon, Bangsberg, David R, Boulle, Andrew, Nash, Denis, ...