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Lambeek, L.C. (author), van Tulder, M.W. (author), Swinkels, I.C.S. (author), Koppes, L.L.J. (author), Anema, J.R. (author), van Mechelen, W. (author)
Study Design.: Cost of illness study. Objective.: To investigate the total costs of back pain in the Netherlands over the years 2002 to 2007. Summary of Background Data.: In 1991, the cost of back pain to the Dutch society was estimated at &OV0556;4.2 billion. In the last two decades, new laws regarding health insurance and sickness benefits and...
article 2011
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Hoekstra, T. (author), Barbosa-Leiker, C. (author), Koppes, L.L.J. (author), Twisk, J.W.R. (author)
The aims of this study are 1) to analyse developmental trajectories of body fatness from adolescence into adulthood, thereby determining the number and characteristics of distinct body fatness trajectories, and 2) to relate these distinct subgroups to indicators of cardiovascular disease risk, revealing subgroups specifically at risk. This paper...
article 2011
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Geuskens, G. (author), de Vroome, E. (author), de Weerd, M. (author), Koppes, L. (author)
Objectives Despite the current debate, few prospective studies on night work and breast cancer have been performed, and the scientific evidence is limited. The aim of this prospective study was to investigate the relation between night work and breast cancer in the general working population. Methods The study population consisted of 285 712...
article 2011
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Uijtdewilligen, L. (author), Twisk, J.W.R. (author), Chinapaw, M.J.M. (author), Koppes, L.L.J. (author), van Mechelen, W. (author), Singh, A.S. (author)
Purpose: This study aimed to examine the longitudinal associations of person-related factors with physical activity (PA) behavior in young adults. Methods: We analyzed longitudinal self-reported time spent in moderate-intensity PA (MPA; 4-7 METs) and vigorous-intensity PA (VPA; >7 METs) from 499 young adults (49% male) who participated in the...
article 2014
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Rijs, K.J. (author), van der Pas, S. (author), Geuskens, G.A. (author), Cozijnsen, R. (author), Koppes, L.L.J. (author), van der Beek, A.J. (author), Deeg, D.J.H. (author)
Objectives: A general population job-exposure matrix (GPJEM) including physical and psychosocial demands as well as psychosocial resources applicable to older and retired workers was developed. Its validity was evaluated by examining associations of physical demands and iso-strain (combination of high psychosocial demands and low resources) with...
article 2014
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van den Heuvel, S.G. (author), Geuskens, G.A. (author), Hooftman, W.E. (author), Koppes, L.L.J. (author), van den Bossche, S.N.J. (author), TNO Kwaliteit van Leven (author)
Introduction Productivity loss is an increasing problem in an aging working population that is decreasing in numbers. The aim of this study is to identify work-related and health-related characteristics associated with productivity loss, due to either sickness absence or reduced performance at work. Methods In this cross-sectional study, data of...
article 2010
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Boot, C.R.L. (author), van den Heuvel, S.G. (author), Bültmann, U. (author), de Boer, A.G.E.M. (author), Koppes, L.L.J. (author), van der Beek, A.J. (author)
Purpose The aims of this study are: (1) to describe the prevalence of needed and implemented work adjustments in a representative sample of Dutch employees with a chronic disease; and (2) to assess the effects of needed and implemented work adjustments on sick leave. Methods The prevalence of work adjustments was assessed in employees with a...
article 2013
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Akkermans, J. (author), Brenninkmeijer, V. (author), Blonk, R.W.B. (author), Koppes, L.L.J. (author), TNO Kwaliteit van Leven (author)
Purpose - The purpose of this paper is to gain more insight into the well-being, health and performance of young intermediate educated employees. First, employees with low education (9 years or less), intermediate education (10-14 years of education), and high education (15 years or more) are compared on a number of factors related to well-being...
article 2009
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Boot, C.R.L. (author), Koppes, L.L.J. (author), van den Bossche, S.N.J. (author), Anema, J.R. (author), van der Beek, A.J. (author)
Introduction: To improve work participation in individuals with a chronic illness, insight into the role of work-related factors in the association between health and sick leave is needed. The aim of this study was to gain insight into the contribution of work limitations, work characteristics, and work adjustments to the association between...
article 2011
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Verdonk, P. (author), Hooftman, W.E. (author), van Veldhoven, M.J.P.M. (author), Boelens, L.R.M. (author), Koppes, L.L.J. (author), TNO Kwaliteit van Leven (author)
Purpose: This study aims to establish the prevalence of high work-related fatigue (need for recovery, NFR) among employees and to explain group differences categorized by gender, age, and education. The study particularly aims to clarify prevalence and explanatory factors in highly educated women. Methods: In 2005 and 2006, large representative...
article 2009
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Geuskens, G. (author), Koppes, L.L.J. (author), van den Bossche, S. (author), Joling, C.I. (author)
OBJECTIVE:To examine the influence of enterprise restructuring on general health and emotional exhaustion, and to investigate which factors explain the relation between restructuring and these outcomes.METHODS:Longitudinal data of the Netherlands Working Conditions Cohort Study were used. At baseline and after 12 months, 9076 employees filled...
article 2012
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Oude Hengel, K. (author), Blatter, B. (author), Geuskens, G. (author), Koppes, L. (author), Bongers, P. (author)
Objectives: Because of the ageing and decreasing working population in the construction industry, it is important to encourage workers to prolong their working life. The objective of this study was to explore factors associated with the ability and motivation to continue working until the age of 65 years in construction workers. Methods: In...
article 2011
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Koppes, L.J.J. (author), Geuskens, G.A. (author), Pronk, A. (author), Vermeulen, R.C.H. (author), de Vroome, E.M.M. (author)
Experimental studies in animals indicate that disruption of the circadian rhythm is carcinogenic, and night work has been suggested to be a probable breast cancer cause in humans. Findings among humans, however are inconsistent, often gathered with retrospective study designs, and only based on specific populations, such as nurses. We used data...
article 2014
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Proper, K.I. (author), Koppes, L.L.J. (author), Meijer, S. (author), Bemelmans, W.J.E. (author)
OBJECTIVE: To investigate the associations between body mass index (BMI) and sick leave, and the mediating role of emotional exhaustion. METHODS: Data were collected from a large survey among Dutch employees (n = 35,022). The causal pathway approach consisting of four regression analyses was applied. RESULTS: In women, moderate overweight and...
article 2013
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Bekkers, M.B.M. (author), Koppes, L.L.J. (author), Rodenburg, W. (author), van Steeg, H. (author), Proper, K.I. (author)
Objective: To prospectively study the association of night and shift work with weight change and lifestyle behaviors. Methods: Workers participating in the Netherlands Working Conditions Cohort Study (2008 and 2009) (N = 5951) reported night and shift work, weight and height. Groups included stable night or shift work, from day work to night or...
article 2015
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van Dijk, C.E. (author), de Boer, M.R. (author), Koppes, L.L.J. (author), Roos, J.C. (author), Lips, P. (author), Twisk, J.W.R. (author), TNO Kwaliteit van Leven (author)
Introduction: Studies on the association of vitamin D and bone mineral density (BMD) in adolescence and young adults have shown contrasting results. None of these studies have examined the course and baseline in vitamin D intake. The purpose of this study was to examine the association between baseline and the course of dietary vitamin D intake...
article 2009
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Slootmaker, S.M. (author), Chin A Paw, M.J.M. (author), Schuit, A.J. (author), van Mechelen, W. (author), Koppes, L.L.J. (author), TNO Kwaliteit van Leven (author)
The purpose of this study was to examine the concurrent validity of the Personal Activity Monitor (PAM) accelerometer relative to the Actigraph accelerometer using oxygen consumption as a reference, and to assess the test-retest reliability of the PAM. Thirty-two fit, normal weight adults (aged 21-54) performed two activities, treadmill walking...
article 2009
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Geuskens, G. (author), Koppes, L. (author), Ybema, J.F. (author)
Objectives Despite the current debate on early retirement, relatively few longitudinal studies investigated determinants of (non-disability) early retirement. The aim of the present study was to identify (changes in) risk factors that predict early retirement. Methods Data of the Netherlands Working Conditions Cohort Study were used. Employees...
article 2011
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Oude Hengel, K.M. (author), Blatter, B.M. (author), Geuskens, G.A. (author), Koppes, L.L.J. (author), Bongers, P.M. (author)
Objectives: The working population is aging and a shortage of workers is expected in the construction industry. As a consequence, it is considered necessary that construction workers extend their working life. The purpose of this study was to explore factors associated with construction workers' ability and willingness to continue working until...
article 2012
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van Turenhout, E.C. (author), Deijen, J.B. (author), Koppes, L.L.J. (author), van Mechelen, W. (author), Twisk, J.W.R. (author), Drent, M.L. (author)
The present study explored sex-and age-related interactions of IGF-I polymorphisms with IGF-I serum levels. In 2000 data on IGF-I promoter polymorphism and IGF-I level were available of 344 (mean age 36; 162 men) and 6 years later in 287 subjects (133 men). As the sample sizes of groups of subjects with IGF-I genotypes 192/192, 190/192, 192/194...
article 2011
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