R. R. Bender

Generating survival times to simulate Cox proportional hazards models.

R. R. Bender, Thomas Augustin, Maria Blettner
Statistics in medicine
2005

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 important… (More)

[Analysis of variance].

R. R. Bender, A. Ziegler, S. Lange
Deutsche medizinische Wochenschrift
2007

Tutorial: using confidence curves in medical research.

R. R. Bender, G. van den Berg, Hajo Zeeb
Biometrical journal. Biometrische Zeitschrift
2005

Confidence intervals represent a routinely used standard method to document the uncertainty of estimated effects. In most cases, for the calculation of confidence intervals the conventional fixed 95%… (More)

Calculating the "number needed to be exposed" with adjustment for confounding variables in epidemiological studies.

R. R. Bender, Maria Blettner
Journal of clinical epidemiology
2002

The number needed to treat (NNT) is a popular summary statistic to describe the absolute effect of a new treatment compared with a standard treatment or control concerning the risk of an adverse… (More)

Causes of death in obesity: relevant increase in cardiovascular but not in all-cancer mortality.

R. R. Bender, Hajo Zeeb, Martin Schwarz, Karl-Heinz Jöckel, Michael F. Berger
Journal of clinical epidemiology
2006

BACKGROUND AND OBJECTIVE To assess the relation between body mass index (BMI) and the risk of death from various causes in a prospective cohort study. METHODS In 6,192 obese patients (BMI > or =25… (More)

[Possibilities and limitations of statistical regression models for the calculation of threshold values for minimum provider volumes].

R. R. Bender, Ulrich Grouven
Zeitschrift fur arztliche Fortbildung und…
2006

Inadequate statistical procedures are often applied for the derivation of threshold values in various medical research areas. The frequently applied method to establish threshold values on the basis… (More)

[Logistic regression].

R. R. Bender, A. Ziegler, S. Lange
Deutsche medizinische Wochenschrift
2007

[Prevalence of dental caries among school children in Buenos Aires].

C B de Di Pasquale, R B Lamartine, R. R. Bender
Boletin de la Oficina Sanitaria Panamericana. Pan…
1965

A description of the IBM 7074 system

R. R. Bender, Debbie Doody, P. N. Stoughton
IRE-AIEE-ACM '60 (Eastern)
1960

A new data processing system, the IBM 7070, was described at the 1958 Eastern Joint Computer Conference. Recent progress has resulted in the creation of an expanded family of 7070 systems,… (More)

[Multiple testing].

R. R. Bender, S. Lange, A. Ziegler
Deutsche medizinische Wochenschrift
2007

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