(1 - 20 of 45)

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van Spronsen, F.J. (author), Rijn, M. (author), Dorgelo, B. (author), Hoeksma, M. (author), Bosch, A.M. (author), Mulder, M.F. (author), de Klerk, J.B.C. (author), de Koning, T. (author), Rubio-Gozalbo, M.E. (author), de Vries, M. (author), Verkerk, P.H. (author)
Background: The clinical severity of phenylalanine hydroxylase deficiency is usually defined by either pre-treatment phenylalanine (Phe) concentration or Phe tolerance at 5 years of age. So far, little is known about the course of Phe tolerance or the ability of both pre-treatment Phe and Phe tolerance at early age to predict Phe tolerance at...
article 2009
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Deurloo, J.A. (author), Verkerk, P.H. (author)
Objectives: Over the years, there has been much debate about the desirability and efficacy of screening for adolescent idiopathic scoliosis. To analyse the current evidence from a public health point of view a renewed evaluation of the literature was performed. Study design: Literature review. Methods: We performed two literature searches: from...
article 2015
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Boelen, A. (author), van Veen, M. (author), Verkerk, P.H. (author), Diependaal, G. (author), Loeber, G. (author), Elvers, B. (author), Endert, E. (author)
The Dutch neonatal screening scheme for Congenital Hypothyroidism (CH) is primarily based on the determination of thyroxine (T4) in filter paper blood spots. In the lowest 5% of T4 values, thyroxine binding globulin (TBG) is measured in order to be able to correct for occasional low TBG levels. However, because the commercial TBG kit has been...
article 2013
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Verkerk, P.H. (author), TNO Preventie en Gezondheid (author)
Objective. Evaluation of the Dutch national screening programme for phenylketonuria (PKU). Design. Descriptive. Setting. Nationwide. Methods. Data on the screening were obtained from the laboratories, from the registration offices of vaccination and screening results and from the paediatricians to whom infants with positive screening values were...
article 1995
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Buitendijk, S.E. (author), Verkerk, P.H. (author), Verloove-Vanhorick, S.P. (author), TNO Preventie en Gezondheid (author)
article 1993
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Zondervan, K.T. (author), Buitendijk, S.E. (author), Anthony, S. (author), van Rijssel, E.J.C. (author), Verkerk, P.H. (author), TNO Preventie en Gezondheid (author)
Objective. To study factors that influence the probability of episiotomy in Dutch gynaecologist-supervised deliveries. Setting. Obstetric units of Dutch hospitals. Design. Observational study. Methods. Data of 65,313 gynaecologist-supervised, vaginal deliveries of live-born singletons registered in the Dutch National Obstetric Database of 1990,...
article 1995
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Verkerk, P.H. (author), van Spronsen, F.J. (author), Smit, G.P.A. (author), Sengers, R.C.A. (author)
Objective - To assess whether physical growth is affected in early treated Dutch patients with phenylketonuria (PKU). Methods - The birth weights of all 137 early detected patients with PKU born in the period from 1974 to 1988 in the Netherlands were compared with reference values. Height, head circumference, and weight were measured at the age...
article 1994
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Rijnders, M.E.B. (author), van den Akker-van Marle, M.E. (author), van Dommelen, P. (author), Amelink-Verburg, M.P. (author), van Wouwe, J.P. (author), Verkerk, P.H. (author), TNO Kwaliteit van Leven (author)
Objective. To assess the cost effectiveness of four strategies in the prevention of neonatal infection with group-B streptococci (GBS). Design. Cost-effectiveness analysis. Method. A modelling study was carried out in which the effects and the fondercosts of intrapartum antibiotic prophylaxis (IAP) in accordance with the guideline from the Dutch...
article 2007
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Verkerk, P.H. (author), van der Meer, S.B. (author), TNO Preventie en Gezondheid (author)
article 1995
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Diderich, H.M. (author), Verkerk, P.H. (author), Oudesluys-Murphy, A.M. (author), Dechesne, M. (author), Buitendijk, S.E. (author), Fekkes, M. (author)
Introduction We aimed to assess the number of “missed cases” in the detection of child abuse based on the Hague Protocol. This protocol considers 3 parental characteristics of ED adult patients to identify child abuse: (1) domestic violence, (2) intoxication, and (3) suicide attempt or auto-mutilation. Methods This study focuses on parents whose...
article 2015
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Reerink, J.D. (author), Herngreen, W.P. (author), Verkerk, P.H. (author), Ruys, J.H. (author), Verloove-Vanhorick, S.P. (author), TNO Preventie en Gezondheid (author)
article 1993
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Verkerk, P.H. (author), Derksen-Lubsen, G. (author), Vulsma, T. (author), Loeber, J.G. (author), de Vijlder, J.J.M. (author), Verbrugge, H.P. (author), Nederlands Instituut voor Praeventieve Gezondheidszorg TNO (author)
Doel. Evaluatie van de Nederlandse screening op congenitale hypothyreoïdie (CHT). Opzet. Descriptief. Plaats. Landelijk. Methoden. Gegevens over de screening in de periode 1 januari 1981-31 december 1990 werden verkregen van de entadministraties, van laboratoria en van kinderartsen naar wie kinderen met afwijkende uitslagen verwezen werden....
article 1993
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de Vries, J.J.C. (author), van Zwet, E.W. (author), Dekker, F.W. (author), Kroes, A.C.M. (author), Verkerk, P.H. (author), Vossen, A.C.T.M. (author)
Because maternal seropositivity for CMV is associated with substantial protection against congenital CMV infection, prevention measures have focused mainly on seronegative pregnant women for decades. However, population-wide insight in the contribution of nonprimary infection (reactivation and/or re-infection with a different strain) on the most...
article 2013
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Bunge-van Lent, F.C.G.M. (author), van Steensel, R.C.M. (author), van Dommelen, P. (author), van Klein- van Rossum, A. (author), Verkerk, P.H. (author), Boere-Boonekamp, M.M. (author)
article 2012
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van Dommelen, P. (author), Verkerk, P.H. (author), van Straaten, H.L. (author)
Objective To gain insight into health and related costs associated with very preterm births, one needs accurate information about the prevalence of the disabling conditions, including neonatal hearing loss (NHL). Study design We assessed the prevalence of NHL by week of gestation and categories of birth weight in very preterm neonates. Results...
article 2015
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Gameren-Oosterom, H.B.M. (author), Fekkes, M. (author), van Wouwe, J.P. (author), Detmar, S.B. (author), Oudesluys-Murphy, A.M. (author), Verkerk, P.H. (author)
OBJECTIVE: To assess problem behavior in adolescents with Down syndrome and examine the association with sex and severity of intellectual disability. STUDY DESIGN: Cross-sectional data of a Dutch nationwide cohort of Down syndrome children aged 16-19 years were collected using a written parental questionnaire. Problem behavior was measured using...
article 2013
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Kamphuis, M. (author), Obenhuijsen, N.H. (author), van Dommelen, P. (author), van Buuren, S. (author), Verkerk, P.H. (author), TNO Kwaliteit van Leven (author)
The main goal of this guideline for preventive child health care (PCHC) is to improve early detection of disorders that induce short stature. Based on research, evidence-based referral criteria for children aged 0-10 years with a short stature were formulated. These criteria are important for all professionals working with children, such as PCHC...
article 2010
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Verkerk, P.H. (author), Buitendijk, S.E. (author), Nederlands Instituut voor Praeventieve Gezondheidszorg TNO (author)
It is generally believed that non-differential misclassification will lead to a bias toward the null-value. However, using one graphical and one numerical example, we show that in situations where underestimation more than overestimation is the problem, non-differential misclassification may lead to a bias away from the null-value for...
article 1992
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Hulzebos, C.V. (author), van Dommelen, P. (author), Verkerk, P.H. (author), Dijk, P.H. (author), van Straaten, H.L.M. (author)
Background:Severe unconjugated hyperbilirubinemia may cause deafness. In the Netherlands, 25% lower total serum bilirubin (TSB) treatment thresholds were recently implemented for preterm infants.Objective:To determine the rate of hearing loss in jaundiced preterms treated at high or at low TSB thresholds.Design/Methods:In this retrospective...
article 2013
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Pelleboer, R.A.A. (author), Bontemps, S.T.H. (author), Verkerk, P.H. (author), van Dommelen, P. (author), Pereira, R.R. (author), van Wouwe, J.P. (author), TNO Kwaliteit van Leven (author)
Aims: To estimate the incidence and clinical characteristics in hospital admissions due to dehydration or undernutrition and their laboratory evaluation and treatment outcome in exclusively breastfed infants. Methods: All hospital admissions during the first 3 months of life assessed by the Dutch Paediatric Surveillance Unit (DPSU) between mid...
article 2009
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