User profiles for "author:Martijn W Heymans"

Martijn W Heymans

Department of Epidemiology and Biostatistics VU University Medical Center, Amsterdam …
Verified email at amsterdamumc.nl
Cited by 22763

Early prediction of outcome of activities of daily living after stroke: a systematic review

JM Veerbeek, G Kwakkel, EEH van Wegen, JCF Ket… - Stroke, 2011 - Am Heart Assoc
Background and Purpose—Knowledge about robust and unbiased factors that predict
outcome of activities of daily living (ADL) is paramount in stroke management. This review …

Systematic review and meta-analysis of intrauterine adhesions after miscarriage: prevalence, risk factors and long-term reproductive outcome

AB Hooker, M Lemmers, AL Thurkow… - Human reproduction …, 2014 - academic.oup.com
Abstract BACKGROUND Approximately 15–20% of all clinically confirmed pregnancies end
in a miscarriage. Intrauterine adhesions (IUAs) are a possible complication after …

Back schools for non‐specific low‐back pain.

MW Heymans, MW van Tulder… - Cochrane Database …, 2004 - cochranelibrary.com
Back schools for non‐specific low‐back pain. - Heymans, MW - 2004 | Cochrane Library Skip
to Content Cookies Our site uses cookies to improve your experience. You can find out more …

Progressive right ventricular dysfunction in patients with pulmonary arterial hypertension responding to therapy

MC van de Veerdonk, T Kind, JT Marcus… - Journal of the American …, 2011 - jacc.org
Objectives: The purpose of this study was to examine the relationship between changes in
pulmonary vascular resistance (PVR) and right ventricular ejection fraction (RVEF) and …

Episodes of low back pain: a proposal for uniform definitions to be used in research

HCW De Vet, MW Heymans, KM Dunn, DP Pope… - Spine, 2002 - journals.lww.com
Study Design. Literature review and group discussions. Objective. To propose uniform
definitions for low back pain episodes to be used in research. Background. Different …

Comparison of coronary CT angiography, SPECT, PET, and hybrid imaging for diagnosis of ischemic heart disease determined by fractional flow reserve

I Danad, PG Raijmakers, RS Driessen, J Leipsic… - JAMA …, 2017 - jamanetwork.com
Importance At present, the choice of noninvasive testing for a diagnosis of significant
coronary artery disease (CAD) is ambiguous, but nuclear myocardial perfusion imaging with …

Missing data in a multi-item instrument were best handled by multiple imputation at the item score level

I Eekhout, HCW De Vet, JWR Twisk, JPL Brand… - Journal of clinical …, 2014 - Elsevier
Objectives Regardless of the proportion of missing values, complete-case analysis is most
frequently applied, although advanced techniques such as multiple imputation (MI) are …

[HTML][HTML] Mediation analysis methods used in observational research: a scoping review and recommendations

JJM Rijnhart, SJ Lamp, MJ Valente… - BMC medical research …, 2021 - Springer
Background Mediation analysis methodology underwent many advancements throughout
the years, with the most recent and important advancement being the development of causal …

Prevalence of protein-energy malnutrition risk in European older adults in community, residential and hospital settings, according to 22 malnutrition screening tools …

S Leij-Halfwerk, MH Verwijs, S van Houdt, JW Borkent… - Maturitas, 2019 - Elsevier
This systematic review and meta-analysis assesses the prevalence of protein-energy
malnutrition risk across different health-care settings in European older adults, using 22 …

Missing data: a systematic review of how they are reported and handled

I Eekhout, RM de Boer, JWR Twisk, HCW de Vet… - …, 2012 - journals.lww.com
Background: The objectives of this systematic review are to examine how researchers report
missing data in questionnaires and to provide an overview of current methods for dealing …