Generating survival times to simulate Cox proportional hazards models
R Bender, T Augustin, M Blettner - Statistics in medicine, 2005 - Wiley Online Library
Simulation studies present an important statistical tool to investigate the performance,
properties and adequacy of statistical models in pre‐specified situations. One of the most …
properties and adequacy of statistical models in pre‐specified situations. One of the most …
Traditional reviews, meta-analyses and pooled analyses in epidemiology.
M Blettner, W Sauerbrei, B Schlehofer… - International journal …, 1999 - academic.oup.com
BACKGROUND: The use of review articles and meta-analysis has become an important part
of epidemiological research, mainly for reconciling previously conducted studies that have …
of epidemiological research, mainly for reconciling previously conducted studies that have …
Radiation dose and second cancer risk in patients treated for cancer of the cervix
…, G Engholm, RA Kleinerman, M Blettner… - Radiation …, 1988 - meridian.allenpress.com
The risk of cancer associated with a broad range of organ doses was estimated in an
international study of women with cervical cancer. Among 150,000 patients reported to one of 19 …
international study of women with cervical cancer. Among 150,000 patients reported to one of 19 …
Development and application of a metric on semantic nets
…, H Mili, E Bicknell, M Blettner - IEEE transactions on …, 1989 - ieeexplore.ieee.org
Motivated by the properties of spreading activation and conceptual distance, the authors
propose a metric, called distance, on the power set of nodes in a semantic net. Distance is the …
propose a metric, called distance, on the power set of nodes in a semantic net. Distance is the …
[HTML][HTML] Linear regression analysis: part 14 of a series on evaluation of scientific publications
A Schneider, G Hommel, M Blettner - Deutsches Ärzteblatt …, 2010 - ncbi.nlm.nih.gov
Background Regression analysis is an important statistical method for the analysis of medical
data. It enables the identification and characterization of relationships among multiple …
data. It enables the identification and characterization of relationships among multiple …
[HTML][HTML] Confidence interval or p-value?: part 4 of a series on evaluation of scientific publications
…, G Hommel, B Röhrig, M Blettner - Deutsches Ärzteblatt …, 2009 - ncbi.nlm.nih.gov
Background An understanding of p-values and confidence intervals is necessary for the
evaluation of scientific articles. This article will inform the reader of the meaning and …
evaluation of scientific articles. This article will inform the reader of the meaning and …
Vascular leakage in severe dengue virus infections: a potential role for the nonstructural viral protein NS1 and complement
…, N Sittisombut, M Husmann, M Blettner… - The Journal of …, 2006 - academic.oup.com
BackgroundVascular leakage and shock are the major causes of death in patients with
dengue hemorrhagic fever (DHF) and dengue shock syndrome (DSS). Thirty years ago, …
dengue hemorrhagic fever (DHF) and dengue shock syndrome (DSS). Thirty years ago, …
[HTML][HTML] On the proper use of the crossover design in clinical trials: part 18 of a series on evaluation of scientific publications
S Wellek, M Blettner - Deutsches Ärzteblatt International, 2012 - ncbi.nlm.nih.gov
Background Many clinical trials have a crossover design. Certain considerations that are
relevant to the crossover design, but play no role in standard parallel-group trials, must receive …
relevant to the crossover design, but play no role in standard parallel-group trials, must receive …
[HTML][HTML] Cancer in the contralateral breast after radiotherapy for breast cancer
JD Boice Jr, EB Harvey, M Blettner… - … England Journal of …, 1992 - Mass Medical Soc
Background. Patients with breast cancer have a threefold increase in the risk that a second
breast cancer will develop. Radiation treatment for the initial cancer can result in moderately …
breast cancer will develop. Radiation treatment for the initial cancer can result in moderately …
[HTML][HTML] The INTERPHONE study: design, epidemiological methods, and description of the study population
…, M Vrijheid, A Auvinen, G Berg, M Blettner… - European journal of …, 2007 - Springer
The very rapid worldwide increase in mobile phone use in the last decade has generated
considerable interest in the possible health effects of exposure to radio frequency (RF) fields. A …
considerable interest in the possible health effects of exposure to radio frequency (RF) fields. A …