Results
author = "LESAFFRE, Emmanuel"
A comparison of procedures to correct for base-line differences in the analysis of continuous longitudinal data: a case-study
Author(s) :
VERBEKE, Geert
,
Fieuws, S
,
LESAFFRE, Emmanuel
,
Kato, B.S.
,
Foreman, M.D.
,
Broos, P.L.O.
,
Milisen, K
Description :
The main advantage of longitudinal studies is that they can distinguish changes over time within individuals (longitudinal effects) from differences between subjects at the start of the study (base-line characteristics; cross-sectional effects). Often, especially in observational studies, subjects a...
Repository :
Document Server@UHasselt
Language(s) :
English
The role of biostatistics in the prevention, detection and treatment of fraud in clinical trials
Author(s) :
BUYSE, Marc
,
George, SL
,
Evans, S
,
Geller, NL
,
Ranstam, J
,
Scherrer, B
,
LESAFFRE, Emmanuel
,
Murray, G
,
Edler, L
,
Hutton, J
Description :
Recent cases of fraud in clinical trials have attracted considerable media attention, but relatively little reaction from the biostatistical community. In this paper we argue that biostatisticians should be involved in preventing fraud las well as unintentional errors), detecting it, and quantifying...
Repository :
Document Server@UHasselt
Language(s) :
English
Determinants of age-associated changes in os calcis ultrasonic indices in elderly women
Author(s) :
VERBEKE, Geert
,
LESAFFRE, Emmanuel
,
Boonen, S.
,
Nicholson, P.
,
Lowet, G.
,
Cheng, X.
,
Aerssens, J.
,
Dequeker, J.
Description :
Repository :
Document Server@UHasselt
Language(s) :
Undetermined
Association of hyperdense middle cerebral artery sign with clinical outcome in patients treated with tissue plasminogen activator
Author(s) :
Manelfe, C.
,
Larrue, V.
,
von Kummer, R.
,
Bozzao, L.
,
Ringleb, P.
,
Bastianello, S.
,
Iweins, F.
,
LESAFFRE, Emmanuel
Description :
Repository :
Document Server@UHasselt
Language(s) :
English
Identification of lacunar infarcts before thrombolysis in the ECASS I study
Author(s) :
Toni, D.
,
Iweins, F.
,
von Kummer, R.
,
Busse, O.
,
Bogousslavsky, J.
,
Falcou, A.
,
LESAFFRE, Emmanuel
,
Lenzi, G.L.
Description :
Repository :
Document Server@UHasselt
Language(s) :
English
Valved jugular vein segments for right ventricular outflow tract reconstruction in young sheep
Author(s) :
Herijgers, P.
,
Ozaki, S.
,
Verbeken, E.
,
van Lommel, A.
,
Meuris, B.
,
LESAFFRE, Emmanuel
,
Daenen, W.
,
Flameng, W.
Description :
This study was undertaken to investigate the degeneration and calcification of valved bovine jugular vein segments for right ventricular outflow tract reconstruction in juvenile sheep. Methods: Seven valved bovine jugular vein conduits (Contegra model 220; VenPro Corporation, Irvine, Calif) and 3 co...
Repository :
Document Server@UHasselt
Language(s) :
English
Disease mapping models: an empirical evaluation
Author(s) :
Lawson, A.B.
,
Biggeri, A.B.
,
Boehning, D.
,
LESAFFRE, Emmanuel
,
Viel, J.-F.
,
Clark, A.
,
Schlattman, P.
,
Divino, F.
Description :
Repository :
Document Server@UHasselt
Language(s) :
English
The Use of a Biplot in Studying Outcomes After Stroke
Author(s) :
De Wit, Liesbet
,
Molas, Marek
,
Dejaeger, Eddy
,
De Weerdt, Willy
,
Feys, Hilde
,
Jenni, Walter
,
Lincoln, Nadina
,
Putman, Koen
Description :
Background and purpose. This study aimed to unravel the multidimensional profile of stroke outcomes by investigating the global correlation structure of motor, functional, and emotional problems of patients, as well as their caregivers' strain, at 6 months after stroke. Potential differential associ...
Repository :
Document Server@UHasselt
Language(s) :
English
Fraud in medical research: An international survey of biostatisticians
Author(s) :
Ranstam, J.
,
BUYSE, Marc
,
George, S.L.
,
Evans, S.
,
Geller, N.
,
Scherrer, B.
,
LESAFFRE, Emmanuel
,
Murray, G.
,
Edler, L.
Description :
The characteristics of scientific fraud and its impact on medical research are in general not well known. However, the interest in the phenomenon has increased steadily during the last decade. Biostatisticians routinely work closely with physicians and scientists in many branches of medical research...
Repository :
Document Server@UHasselt
Language(s) :
English
European regulatory agencies should employ full time statisticians
Author(s) :
Hughes, Sara
,
Keene, Oliver
,
Howitt, Nigel
,
Roes, Kit
,
Ashby, Deborah
,
Beltangady, Mohan
,
Bird, Sheila M.
,
Burton, Catherine
Description :
Repository :
Document Server@UHasselt
Language(s) :
English