|
Lehr-, Forschungs- und Beratungstätigkeit /
Employments, Positions,
Key Publications
|
1995-1997 |
Associate
HIV Center for Clinical and Behavioral Studies, New York State Psychiatric
Institute, New York, NY
Consultant (1997)
Center for Urban Epidemiologic Studies,
New York Academy of Sciences, New York, NY
Guest Researcher (1996-1997)
Center for Disease Control and Prevention,
Division of HIV and AIDS Prevention, Atlanta, GA
Visiting Professor (1996)
Department of Statistics and Actuarial Sciences,
University of Waterloo, Waterloo, CA
Visiting Professor (1995-1996)
Division of Epidemiology, Columbia University, New York , NY
-
Research:
-
Modeling the Spread of HIV and assessing the efficacy of HIV prevention
methods.
Nonparametric methods in Epidemiology.
Algorithms for marginal-likelihood methods with applications to multivariate
ordinal data.
-
Consulting and Advising:
-
Member of the "Statistics, Epidemiology, and Data Management Consultative
Core", Columbia University and HIV Center for Clinical and Behavioral
Studies. (HIV prevention for heterosexuals, women, and homeless mentally
ill men;
Alzheimer disease)
-
SUSSER, E., DESVARIEUX, M., WITTKOWSKI, K.M. (1997) Reporting
sexual risk behavior for HIV: a practical risk index and a method for improving
risk indices
Am J Pubic Health
(im Druck /
in press
)
-
WITTKOWSKI, K.M. (199?) Versions of the Sign Test in
the Presence of Ties.
Biometrics
(in press)
-
DESVARIEUX, M.,
WITTKOWSKI, K.M., DEVINCENZI, I., SUSSER, E. (1996) A
New Objective Method for Computing Risk Indices Applied to Cohorts of HIV-Discordant
Heterosexual Couples
.
XI International Conference on AIDS
Abstracts,
Vancouver, CA,
1
:159 (Mo.C.1608)
-
WITTKOWSKI, K.M. (1997) The efficacy of nonoxynol-9 from
an in vivo point of view.
AIDS
11:392-394
-
WITTKOWSKI KM (1997): AIDS aus Public
Health Sicht: Epidemiologie und Ableitung für
Prävention
und Versorgung
. In: WEITKUNAT, HAISCH, KESSLER-M (Eds.)
Public Health
und Gesundheitspsychologie
. Bern, CH: Huber, 225-234
|
1995 |
Visiting Senior Lecturer
Department of Epidemiology and Biostatistics, American University of Beirut,
Lebanon
(public health, epidemiology)
-
Teaching and curriculum design
:
-
Nonparametric methods in biostatistics; Modeling the spread of epidemics
-
Research:
-
HIV in Lebanon
|
1994-
1989-1993 |
Associate Professor
(medical biometry, epidemiology)
Assistant Professor
(medical biometry, epidemiology)
Department of Medical Biometry, Eberhard-Karls-University Tübingen
-
Teaching and curriculum design
:
-
Development of a series of courses on applied statistics in epidemiology
at the Department of Public Health, University of Cairo, Egypt. Teaching
"Medical Biometry" (Tutorial, in German) and "Epidemiology"
(Seminar, in German) in Tübingen, Germany
-
Research:
-
Nonparametric statistical methods and knowledge bases systems for the
analysis of inexact (discretized, censored, and missing) data, e.g. from
questionnaires
Nonparametric models for prediction and cost-effect analysis in epidemiology
(HIV and other sexually transmitted diseases, Schistosomiasis)
Using spreadsheet programs for epidemiological modelling.
-
Consulting:
-
Consulting for researchers (post grads and post docs) at the Faculty
of Medicine and for pharmaceutical companies during the phases of planning,
analysing, and interpretation of randomized controlled clinical trials
and epidemiological (case-control) studies.
-
Advising:
-
DAAD (German Academic Exchange Agency) stipendiaries from Egypt (one
per year) and post-grad students at the Dept. Medical Biometry in biostatistics,
epidemiology, and public health
-
WITTKOWSKI, K.M. (1996) Epidemiologie
von HIV in Deutschland (Stand 30.06.95) - Ausbreitung unter Heterosexuellen
und Aussagekraft von HIV-Screening-Programmen
. (Epidemiology of HIV
in Germany (Update 30.06.95).)
Das Gesundheitswesen
58
: 229-233
-
WITTKOWSKI, K.M. (1995a) The potential
of nonoxinol 9 for the prevention of HIV infection reconsidered.
AIDS
9
:310-311
-
EINSELE, H., EHNINGER, G., HEBART, H., WITTKOWSKI, K.M.,
et al. (1995) Polymerase chain reaction monitoring reduces the incidence
of cytomegalovirus disease and the duration and side effects of antiviral
therapy after bone marrow transplantation.
Blood(internet-link: "http://www.bloodjournal.org/")
86
:2815-2820
-
SEYDEL, J., KRÄMER, A., ROSENBERG, P.S., WITTKOWSKI,
K.M., GAIL, M.H. (1994) Backcalculation of the number infected with human
immunodeficiency virus in Germany.
Journal of Acquired Immune Deficiency
Syndromes
7
: 74-78
-
WITTKOWSKI, K.M. (1992)
An extension to Wittkowski.
Journal
of the American Statistical Association(internet-link: "http://www.amstat.org/publications")
87
: 258
|
1988-1989 |
Visiting Researcher
(computer science, biostatistics, and public
health)
University of Pittsburgh, Department of Computer Science, Pittsburgh, PA
-
Research (A):
-
Implementation of a knowledge-based interface for statistical applications
in medical biometry (evaluation of tools, development of new techniques
for knowledge representation and structured dialogue)
-
Research (B):
-
Evaluation of HIV prevention strategies for heterosexuals using non-parametric
models (in cooperation with the Dept. of Infectious Diseases, University
of Pittsburgh, and the Dept. of Biostatistics, Graduate School of Public
Health, University of Pittsburgh
-
WITTKOWSKI, K.M. (1991)
A structured visual language for a knowledge-based front-end to statistical
analysis systems in biomedical research.
Computer Methods and Programs
in Biomedicine
35
: 59-67
-
WITTKOWSKI, K.M. (1990) Statistical knowledge-based systems
- critical remarks and requirements for approval. In: MOMIROVIC, K., MILDNER,
V. (Eds.)
COMPSTAT 1990
. Heidelberg, D: Physica, 49-56;
Computer
Methods and Programs in Biomedicine
33
: 255-259
|
1983-1988 |
Research associate
(biometry, epidemiology, public health)
Department of Medical Biometry, Eberhard-Karls-University Tübingen
-
Teaching and curriculum design:
-
Development of a new curriculum for the Course "Introduction to
Medical Biometry" (Course, from 1982 to 1986, in German); Teaching
"Medical statistics and documentation" (Course, from 1982 to
1983, in German), "Introduction to Medical Biometry" (Course,
from 1982 to 1986, in German), "Expert systems in Medicine" (Seminar,
1988, in German), "Epidemiology" (Seminar, from 1990 to date,
in German)
-
Research:
-
Nonparametric statistical methods and knowledge based systems for analysis
of unbalanced designs with discretized data.
Evaluation of contraception methods (method effectiveness, user effectiveness
and compliance) for the prevention of HIV infection
-
Supervision:
-
Post-grad students tutoring the course "Introduction to Medical
Biometry" and M.S. theses on dialogue techniques for knowledge based
statistical analysis systems.
-
Consulting:
-
Consulting for researchers (post grads and post docs) at the Faculty
of Medicine, during the phases of planning, analysing, and interpretation
of randomized controlled clinical trials and case-control studies.
|
|
-
TERMEULEN, J., WITTKOWSKI,
K.M., et al. (1989) Evaluation of seroepidemiological associations between
HIV-infection, hepatitis B, and other sexually transmitted diseases in
African patients.
Europ J Epidemiol
5
: 158-63
-
WITTKOWSKI, K.M. (1989)
Die Abschätzung der Effektivität von Barriere-Methoden
zur HIV-Prophylaxe.
(
Assessing the effectivity
of barrier methods for HIV prevention
).
AIDS-Forschung
4
3-8
-
WITTKOWSKI, K.M. (1989) An asymptotic UMP sign test for
discretized data.
The Statistician
38
: 93-96
-
WITTKOWSKI, K.M. (1989)
Preventing the heterosexual spread of AIDS: What
is the best advice if compliance is taken into account?
AIDS
3
:143-145
-
WITTKOWSKI, K.M. (1988) Friedman-type statistics and
consistent multiple comparisons for unbalanced designs.
Journal of the
American Statistical Association
83
: 1163-1170
-
WITTKOWSKI, K.M. (1988)
Small sample properties of rank tests for incomplete unbalanced designs.
Biometrical Journal
30
: 799-808
-
ELLIMAN, A.D., WITTKOWSKI, K.M. (1987) The impact of
expert systems on statistical database management. In: CUBITT R., WESTLAKE
A. (eds.) Report on the third international workshop on statistical and
scientific database management.
Statistical
Software Newsletter(internet-link: "http://www.gsf.de/MED_STAT/ssn.html")
13
: 14-27
-
WITTKOWSKI, K.M. (1986d) Generating and testing statistical
hypotheses: Strategies for knowledge engineering. In: HAUX, R. (ed.)
Expert
Systems in Statistics
. Stuttgart, D: Fischer, 139-154
|
1979-1982 |
Scientific consultant
(biometry)
Max-Planck-Institute for Biophysical Chemistry, Göttingen
-
Consulting:
-
Department neurobiology (Prof. Dr. W. Wuttke), on experiments regarding
the role of estrogene in reproduction
-
SANDMANN, R., WITTKOWSKI, K.M., WUTTKE, W. (1983) Turnoverrates
of monoamines in various structures of the rat brain in response to estradiol
treatment at different times after ovarectomy.
Neuroscience Letters
Suppl.
14
: 321
|
1975-1982 |
Research assistant
Department of Medical Statistics, Georg-August-University Göttingen
(computational statistics)
-
Teaching and curriculum design:
-
Development of a new curriculum for the course "Introduction to
computational statistics" (Course, WS81/SS82, in German)
-
Development:
-
Planning and installing equipment for a new computer laboratory. Design
and implementation of a dialogue system for statistical analysis and of
simulation programs for statistical methods (nonparametric statistics and
linear models).
-
Supervision:
-
Up to four (under grad) students in the computer laboratory programming
and assisting in statistical analysis.
-
Consulting:
-
Consulting for students at the Faculty of Medicine during the phases
of planning, analysing, and interpretation of randomized controlled clinical
trials and case-control studies.
(This work was done whilst studying statistics and economy)
|
1973-1975 |
Programmer
(dialogue systems, data base applications)
Siemens AG / Beuth-Vertrieb / Verlag für technische Regelwerke, Berlin
|
|
Selbständige Lehrtätigkeit /
Teaching Experience
|
1995 |
Biostatistics II (Lecture, 3 credit, Beirut, Lebanon),
Epidemiology (Lecture, 2 credit, Beirut, Lebanon) |
1993 |
Epidemiological models (Course, Cairo/Alexandria, ET) |
1991 |
Applied statistics (Course, Cairo, ET) |
1990, 1994 |
Epidemiology (Seminar, Tübingen, D) |
1988 |
Expert systems in Medicine (Seminar, Tübingen, D) |
1982-1994 |
Biometrical methodology (Consultations, Tübingen, D) |
1982-1994 |
Medical Biometry (Tutorials, Tübingen, D) |
1982-1986 |
Introduction to medical biometry (Lecture, Tübingen, D) |
1982-1983 |
Medical statistics and documentation (Lecture, Tübingen, D) |
1981-1982 |
Introduction to computational statistics (Course, Göttingen, D)
|