J. Wit

Publications612
h-index76
Citations21,800
Highly Influential Citations815
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Continuing Positive Secular Growth Change in the Netherlands 1955–1997
TLDR
A positive secular growth change has been present in the past 42 y for children, adolescents, and young adults of Dutch origin, although at a slower rate in the last 17 y.
View on Nature
Body index measurements in 1996–7 compared with 1980
TLDR
BMI age references have increased in the past 17 years and should be a priority in child public health, according to the World Health Organisation/European childhood obesity group.
View on BMJ
The proxy problem: child report versus parent report in health-related quality of life research
This study evaluates the agreement between child and parent reports on children's health-related quality of life (HRQoL) in a representative sample of 1,105 Dutch children (age 8–11 years old). Both…
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Consensus statement on the diagnosis and treatment of children with idiopathic short stature: a summary of the Growth Hormone Research Society, the Lawson Wilkins Pediatric Endocrine Society, and the…
TLDR
GH therapy for children with ISS has a similar safety profile to other GH indications, and psychological counseling is worthwhile to consider instead of or as an adjunct to hormone treatment.
View on PubMed
Systemic and local regulation of the growth plate.
TLDR
An update on the present perception of growth plate function and the regulation of chondrocyte proliferation and differentiation by systemic and local regulators of which most are now related to human growth disorders is presented.
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Are age references for waist circumference, hip circumference and waist-hip ratio in Dutch children useful in clinical practice?
TLDR
Waist circumferences can be used to screen for increased abdominal fat mass in children, whereby a cut-off point of 1.3 standard deviation score seems most suitable.
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Development and psychometric evaluation of the TAPQOL: A health-related quality of life instrument for 1–5-year-old children
TLDR
This study shows that the TAPQOL is a reliable and valid parent's perception of HRQoL in preschool children and that the very preterm children, the children with chronic diseases, the less healthy and the less happy children had lower mean scores on the TAPDOL scales than healthy children, indicating a worse quality of life.
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Measuring health-related quality of life in children: the development of the TACQOL parent form
TLDR
The conceptualization and results of a study aiming to develop an instrument to assess the HRQoL of children aged 6–15 years using their parents as a proxy look promising, and the psychometric performance of the TACQOL parent form looks promising, which suggests that this instrument– with some modifications–can indeed be used to assess group differences in HRQos in children.
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New Dutch reference curves for birthweight by gestational age.
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Pubertal Development in The Netherlands 1965–1997
TLDR
In The Netherlands the age at onset of puberty or menarche has stabilized since 1980, and height, weight, and body mass index have a strong influence on the chance of menarches.
View on Springer
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