Henrica De Vet

Henrica De Vet
Amsterdam University Medical Center | VUmc · Department of Epidemiology and Biostatistics

PhD

About

701
Publications
489,801
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71,894
Citations
Additional affiliations
January 2017 - present
Amsterdam Public Health Research Institute , VU University medical center, Amsterdam
Position
  • Professor
September 1999 - January 2017
EMGO Institute for Health and Care Research
Position
  • Professor

Publications

Publications (701)
Article
Full-text available
Background Dementia palliative care is increasingly subject of research and practice improvement initiatives. Aim To assess any changes over time in the evaluation of quality of care and quality of dying with dementia by family caregivers. Design Combined analysis of eight studies with bereaved family caregivers’ evaluations 2005–2019. Setting/p...
Article
Het aantal kwetsbare ouderen in Nederland neemt toe en huisartsen voelen vaak de behoefte om negatieve gezondheidsuitkomsten bij deze patiënten voor te zijn. Er zijn diverse screeningsinstrumenten ontwikkeld, waaronder veel vragenlijsten. Kwetsbaarheidsvragenlijsten waar onderzoek naar is gedaan, blijken negatieve gebeurtenissen echter niet beter t...
Article
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Study objective Older adults presenting to the emergency department (ED) are at high risk of adverse health outcomes. This study aimed to evaluate the accuracy of 4 frequently used screening instruments for the prediction of adverse health outcomes among older adults in the ED. Methods This was a prospective cohort study in patients ≥70 years of a...
Article
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Diagnostic accuracy studies are, like other clinical studies, at risk of bias due to shortcomings in design and conduct, and the results of a diagnostic accuracy study may not apply to other patient groups and settings. Readers of study reports need to be informed about study design and conduct, in sufficient detail to judge the trustworthiness and...
Article
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Objective To gain more insight into the assessment of “atypical” nasal and lip appearance outcomes compared to “typical” appearance outcomes after unilateral cleft lip and palate (UCLP) repair, when judged by professionals, patients with repaired UCLP, and laypeople. Design An online survey containing 3 series of photographs with various degrees o...
Chapter
In dit hoofdstuk is stap 5 van het stappenplan aan de beurt: wat is de klinimetrische kwaliteit van de meetinstrumenten? In de eerste vier stappen ben je nagegaan waarom je wilt meten, wát je wilt meten en welke meetinstrumenten eventueel in aanmerking komen. De volgende stap is het nagaan van de klinimetrische eigenschappen van de meetinstrumenten...
Preprint
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Background Clinical Ethics Support (CES) services are offered to support healthcare professionals in dealing with ethically difficult situations. Evaluation of CES is important to understand if it is indeed a supportive service in order to inform and improve future implementation of CES. Yet, methods to measure outcomes of CES are scarce. In 2014,...
Preprint
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Background Clinical Ethics Support (CES) services are offered to support healthcare professionals in dealing with ethically difficult situations. Evaluation of CES is important to understand if it is indeed a supportive service in order to inform and improve future implementation of CES. Yet, methods to measure outcomes of CES are scarce. In 2014,...
Preprint
Full-text available
Background Clinical Ethics Support (CES) services are offered to support healthcare professionals in dealing with ethically difficult situations. Evaluation of CES is important to understand if it is indeed a supportive service in order to inform and improve future implementation of CES. Yet, methods to measure outcomes of CES are scarce. In 2014,...
Article
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Background: Prevalence of malnutrition in hospitals has been reported around 20% and increases during hospitalization. The "Rate-a-Plate" method has been developed to monitor dietary intake and identify patients whose nutrition status deteriorates during hospitalization, but has not yet been validated. The objective was to study the validity and r...
Article
Aim: To study the application of the meta-tool Pain Assessment in Impaired Cognition (PAIC) in a clinical setting in patients with moderate to severe dementia. Materials & methods: Observational study in five Dutch nursing homes, where residents were observed by nurses or nurse-assistants during rest and movement. Prevalence and observer agreement...
Article
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Background There is a lack of empirical research regarding the outcomes of such clinical ethics support methods as moral case deliberation (MCD). Empirical research in how healthcare professionals perceive potential outcomes is needed in order to evaluate the value and effectiveness of ethics support; and help to design future outcomes research. Th...
Article
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Background: Moral case deliberation is a form of clinical ethics support to help healthcare professionals in dealing with ethically difficult situations. There is a lack of evidence about what outcomes healthcare professionals experience in daily practice after moral case deliberations. The Euro-MCD Instrument was developed to measure outcomes, ba...
Article
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This study aims to validate the HIC monitor as a model-fidelity scale to the High and Intensive Care (HIC) model, a recently developed model for acute psychiatric wards. To assess the psychometric properties of the HIC monitor, 37 audits were held on closed inpatient wards at 20 psychiatric hospitals in the Netherlands. Interrater reliability, cons...
Article
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Purpose Diffuse large B-cell lymphoma (DLBCL) represents the most common subtype of non-Hodgkin lymphoma. Most relapses occur in the first 2 years after diagnosis. Early response assessment with ¹⁸F-fluoro-2-deoxy-D-glucose (¹⁸F-FDG) positron emission tomography (PET) may facilitate early change of treatment, thereby preventing ineffective treatmen...
Article
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Background The Patient-Reported Outcomes Measurement Information System (PROMIS) item banks ‘Ability to Participate in Social Roles and Activities’ (35 items) and ‘Satisfaction with Social Roles and Activities’ (44 items) were developed to measure (satisfaction with) participation more efficiently and precisely than current instruments, by using Co...
Article
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This systematic review gives an extensive overview of the current state of functional imaging during (chemo)radiotherapy to predict locoregional control (LRC) and overall survival (OS) for head and neck squamous cell carcinoma. MEDLINE and EMBASE were searched for literature until April 2018 assessing the predictive performance of functional imagin...
Article
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Objective:: To develop the "Submental Nasal Appearance Scale" (SNAS), which is an easy-to-use objectified tool to represent a cleft surgeon's standard for assessment of the nasal appearance from the submental perspective. Design:: Eighty-five photographs of patients with unilateral complete cleft lip and palate were selected and cropped, display...
Article
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Background: To support healthcare professionals in dealing with ethically difficult situations, Clinical Ethics Support (CES) services like Moral Case Deliberation (MCD) are increasingly implemented. To assess the impact of CES, it is important to evaluate outcomes. Despite general claims about outcomes from MCD experts and some qualitative resear...
Article
Background We aimed to find the best predictive model for 14-day mortality in antibiotic-treated nursing home residents with dementia and pneumonia by first applying an existing model to the recent PneuMonitor study. Second, we evaluated whether model performance improved by revising variables or adding variables related to recent changes in the ca...
Article
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Background Colorectal peritoneal metastases (PM) are often diagnosed in an advanced disease stage. Cytoreduction and hyperthermic intraperitoneal chemotherapy (HIPEC) improve survival of patients with colorectal PM, although most benefit is seen in patients with limited peritoneal disease. Advanced imaging techniques might improve the detection of...
Preprint
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Background. To describe and compare love-related mortality in German and Italian operas of the 19th century, as operas are perfectly suited as a setting to study the relationship between love and premature death.Method. This is a historic cohort study of named characters in the 19th century operas by Italian and German composers included in a moder...
Article
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Objective: To develop a reliable and easy to use method to assess the nasolabial appearance of 18-year old patients with unilateral cleft lip and palate (CLP). Design: Retrospective analysis of nasolabial aesthetics using a 5-point ordinal scale and newly developed photographic reference scale: the Cleft Aesthetic Rating Scale (CARS). Three cleft...
Article
Study design: Cross sectional study. Objective: To validate the Dutch-Flemish PROMIS Pain Interference item bank in patients with musculoskeletal complaints. Summary of background data: PROMIS item banks have been developed and validated in the US. They need to be further validated in various patient populations and in different languages. Me...
Data
Supplementary Table 1. Health Utilities Index Classification System Supplementary Table 2. Guy's Neurological Disability Scale Supplementary Table 3. Clinical characteristics classified by age of onset group Supplementary Table 4. Overview of presenting signs/symptoms in 288 patients Supplementary Table 5. Overview of presenting signs/symptoms per...
Article
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Objective To comprehensively describe the natural history of Vanishing White Matter (VWM), aiming at improving counseling of patients/families and providing natural history data for future therapeutic trials. Methods We performed a longitudinal multicenter study among 296 genetically confirmed VWM patients. Clinical information was obtained via di...
Article
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In old age, sufficient protein intake is important to preserve muscle mass and function. Around 50% of older adults (65+ y) consumes ≤1.0 g/kg adjusted body weight (BW)/day (d). There is no rapid method available to screen for low protein intake in old age. Therefore, we aimed to develop and validate a short food questionnaire to screen for low pro...
Data
Univariable logistic regression models for prediction of protein intake ≤1.0 g/kg adjusted BW/d in community-dwelling men and women aged 55+ years from the development sample. (DOCX)
Article
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We aimed to assess the interobserver agreement of interim PET (I-PET) and end-of-treatment PET (EoT-PET) using the Deauville score (DS) in first-line diffuse large B-cell lymphoma (DLBCL) patients. Methods: I-PET and EoT-PET scans of DLBCL patients were performed in the HOVON84 study (2007–2012), an international multicenter randomized controlled t...
Article
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PurposeThe original COnsensus-based Standards for the selection of health Measurement INstruments (COSMIN) checklist was developed to assess the methodological quality of single studies on measurement properties of Patient-Reported Outcome Measures (PROMs). Now it is our aim to adapt the COSMIN checklist and its four-point rating system into a vers...
Article
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Objective: To determine if cropping facial images affects nasolabial aesthetics assessments in unilateral cleft lip patients and to evaluate the effect of facial attractiveness on nasolabial evaluation. Design: Two cleft surgeons and one cleft orthodontist assessed standardized frontal photographs 4 times; nasolabial aesthetics were rated on cro...
Article
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Purpose: Systematic reviews of patient-reported outcome measures (PROMs) differ from reviews of interventions and diagnostic test accuracy studies and are complex. In fact, conducting a review of one or more PROMs comprises of multiple reviews (i.e., one review for each measurement property of each PROM). In the absence of guidance specifically de...
Article
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Purpose: Many paper-and-pencil (P&P) questionnaires have been migrated to electronic platforms. Differential item and test functioning (DIF and DTF) analysis constitutes a superior research design to assess measurement equivalence across modes of administration. The purpose of this study was to demonstrate an item response theory (IRT)-based DIF a...
Article
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Background: Content validity is the most important measurement property of a patient-reported outcome measure (PROM) and the most challenging to assess. Our aims were to: (1) develop standards for evaluating the quality of PROM development; (2) update the original COSMIN standards for assessing the quality of content validity studies of PROMs; (3)...
Article
Background: The most commonly performed surgical procedure for obstructive sleep apnea (OSA) is uvulopalatopharyngoplasty with or without tonsillectomy (UPPP ± TE). However, there is currently no review solely focusing on clinically relevant effects of standard UPPP technique with or without tonsillectomy as a monotherapy in patients with OSA. Me...
Article
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Purpose: Positron emission tomography (PET) with Zirconium-89 (Zr-89)-labeled antibodies can be used for in vivo quantification of antibody uptake. Knowledge about measurement variability is required to ensure correct interpretation. However, no clinical studies have been reported on measurement variability of Zr-89 immuno-PET. As variability due...
Article
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Background and aims Previous studies have suggested there is an association between preoperative expectations about the outcome and outcomes of total knee and total hip arthroplasty (TKA/THA). However, expectations have been rarely examined on their clinical relevance relative to other well-known predictive factors. Furthermore expectations can be...
Article
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Objective The aim of this study was to describe the psychometric evaluation of the Orofacial Pain Scale for Non‐Verbal Individuals (OPS‐NVI) as a screening tool for orofacial pain in people with dementia. Background The OPS‐NVI has recently been developed and needs psychometric evaluation for clinical use in people with dementia. The pain self‐rep...
Article
Objective The aim of the study was to determine the internal consistency, test–retest reliability and measurement error of the Animated Activity Questionnaire (AAQ) for assessing activity limitations in hip and knee osteoarthritis (HKOA) patients. Methods A total of 1,177 patients, from six countries (the Netherlands, UK, France, Denmark, Italy an...
Article
Background: Despite increased attention for palliative care in dementia, recent studies found burdensome symptoms and unmet family caregiver needs in the last phase of life. Feedback is being used to improve the quality of palliative care, but we do not know how effective it is. Aim: To assess the effect of two feedback strategies on perceived q...
Article
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Background Various health care professionals apply Spinal Manipulative Treatment (SMT) in daily practice. While the characteristics of chiropractors and manual therapists and the characteristics of their patient populations are well described, there is little research about physicians who use SMT techniques. A distinct group of physicians in The Ne...
Article
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Background Convalescence advice is often based on tradition and anecdote from health care providers, rather than being based on experiences from patients themselves. The aim of this study was to analyse recovery in terms of resumption of various daily activities including work, following different laparoscopic and abdominal surgery in order to opti...
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[This corrects the article DOI: 10.1186/s41512-016-0001-y.].
Article
Objective: The concept of specific agreement has been proposed for dichotomous outcomes for two and more raters. We aim to extend this concept for variables with more than two ordinal or nominal categories and more than two raters. Study design and setting: We used two data sets: 4 plastic surgeons classifying photographs after breast reconstruc...
Article
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Objectives Detection and measurement of pain in persons with dementia by using observational pain measurement tools is essential. However, the evidence for the psychometric properties of existing observational tools remains limited. Therefore, a new meta-tool has been developed: Pain Assessment in Impaired Cognition (PAIC), as a collaborative EU ac...
Article
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Purpose: Positron-emission tomography can be useful in oncology for diagnosis, (re)staging, determining prognosis, and response assessment. However, partial-volume effects hamper accurate quantification of lesions <2-3× the PET system's spatial resolution, and the clinical impact of this is not evident. This systematic review provides an up-to-dat...
Article
Objective: To identify self-report questions that can substitute Fried's performance-based frailty measures for use in large-scale studies and daily practice. Methods: A cross-sectional study was conducted among community dwelling older people (65+). Based on a literature search and interviews with older people and experts, 11 questions concerni...
Article
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Background Individually tailored cancer treatment is essential to ensure optimal treatment and resource use. Treatments for incurable metastatic non-small cell lung cancer (NSCLC) are evolving rapidly, and decision support systems (DSS) for this patient population have been developed to balance benefits and harms for decision-making. The aim of thi...