Han C G Kemper
Biographic Data
| ID | 4297260 |
|---|---|
| NAME | Han C G Kemper |
| GIVEN NAMES | Han C G |
| FAMILY NAME | Kemper |
| SIGNATURE | KEMPER H C G |
| AFFILIATIONS | Vrije Universiteit Amsterdam |
| ORCID | 0000-0002-8330-9227 |
| VERIFIED | Yes |
| TOTAL WORKS | 32 |
| TOTAL CITATIONS | 4 |
| AUTHOR COUNT | 32 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 1985 |
| LATEST PUBLICATION YEAR | 2024 |
| H-INDEX | 1 |
Sports participation plays a relevant role in the relationship between birth weight and bone mineral content in adolescents
The Developmental Origins of Health and Disease hypothesis (DOHaD) proposes that growth during the prenatal period might play a critical role in health, affecting the development of diseases, such as osteoporosis. Bone health is particularly affected by human behaviors when sports participation constitutes the main manifestation of physical exercise. The aim of this study is to analyze the relationship between birth weight (BW) and bone mineral c…
Comparison of the Cardiovascular Effects of Extreme Psychological and Physical Stress Tests in Male Soccer Players
Both HRV and BP are sensitive physiological parameters to measure the impact of extreme physical and/or psychological stress
Physiological and Psychological Responses to a Maximal Swimming Exercise Test in Adolescent Elite Athletes
Our models can be used to explain the hormonal ratio changes (37.5-89.8%). Based on the results this method can induce hormonal response in elite adolescent athletes and can be used to notice irregularities with repeated measurements
Sports participation improves metabolic profile in adolescents: ABCD growth study
To analyze the impact of participation in sports with different cardiorespiratory fitness (CRF) demands on changes in metabolic and cardiovascular markers in adolescents. Longitudinal study with 12 months of follow‐up (Analysis of Behaviors of Children During Growth [ABCD Growth Study]). Overall, 184 adolescents (age 15.6 ± 2.1) were classified according to sports participation: non‐sport (control), low CRF sports, and high CRF sports. Metabolic …
The Relationship between Binge Drinking and Metabolic Syndrome Components amongst Young Adults Aged 21 to 31 Years: Ellisras Longitudinal Study
Binge drinking was significantly associated with lower levels of HDL-C. Future studies should investigate the relationship between alcohol abuse and the components of incident MetS in this population
Rising rural body-mass index is the main driver of the global obesity epidemic in adults
Body-mass index (BMI) has increased steadily in most countries in parallel with a rise in the proportion of the population who live in cities 1,2 . This has led to a widely reported view that urbanization is one of the most important drivers of the global rise in obesity 3–6 . Here we use 2,009 population-based studies, with measurements of height and weight in more than 112 million adults, to report national, regional and global trends in mean B…
The Relationship between Body Fat Percentage and Some Anthropometric and Physical Fitness Characteristics in Pre- and Peripubertal Boys
The main aim of this study was to compare anthropometric and physical fitness indicators of boys of the same chronical age but with different fat percentages. Subjects were Hungarian boys aged 9−13 years ( N = 6919). Anthropometry was measured according the guidelines of the International Biological Program. Relative body fat was estimated by Drinkwater−Ross's method (1980); Conrad's growth type of physique was also estimated (1963). Physical fit…
The Use of Alcohol and Knowledge of Cardiovascular Diseases among Ellisras Rural Children Aged 14–22 Years: Ellisras Longitudinal Study
The harm alcohol abuse does to physical and mental health is well established. The perception of cardiovascular disease risk factors and alcohol use requires attention. This study aims to investigate the association between alcohol usage and knowledge of cardiovascular diseases (CVDs) risk factors among Ellisras rural adolescents and young adults aged 14-22 years. In this cross-sectional study a total of 1409 subjects (736 boys and 673 girls), ag…
Self-Reported Physical Activity is Not a Valid Method for Measuring Physical Activity in 15-Year-Old South African Boys and Girls
Physical activity plays an important role in the prevention of chronic lifestyle-related diseases. The development of valid instruments for the assessment of physical activity remains a challenge in field studies. The purpose of the present study was therefore to determine the level of agreement between physical activity objectively measured by the ActiHeart ® (Cambridge Neurotechnology Ltd, Cambridge, UK) device and subjectively reported physica…
Worldwide trends in blood pressure from 1975 to 2015: A pooled analysis of 1479 population-based measurement studies with 19·1 million participants
BACKGROUND: Raised blood pressure is an important risk factor for cardiovascular diseases and chronic kidney disease. We estimated worldwide trends in mean systolic and mean diastolic blood pressure, and the prevalence of, and number of people with, raised blood pressure, defined as systolic blood pressure of 140 mm Hg or higher or diastolic blood pressure of 90 mm Hg or higher. METHODS: For this analysis, we pooled national, subnational, or comm…
Association between Blood Pressure and Birth Weight among Rural South African Children: Ellisras Longitudinal Study
The aim of this cross-sectional study was to investigate the association between birth weight, underweight, and blood pressure (BP) among Ellisras rural children aged between 5 and 15 years. Data were collected from 528 respondents who participated in the Ellisras Longitudinal Study (ELS) and had their birth weight recorded on their health clinic card. Standard procedure was used to measure the anthropometric measurements and BP. Linear regressio…
The Relationship between Physical Activity and Plasma Glucose Level amongst Ellisras Rural Young Adult Males and Females: Ellisras Longitudinal Study
Unhealthy lifestyle characteristics such as low physical activity (PA) and high plasma glucose levels (PGLs) may lead to the development of type 2 diabetes mellitus in adulthood. The aim of this study was to investigate (i) the level of physical activity; (ii) the prevalence of pre-diabetes and (iii) the relationship between PA and plasma glucose level in a rural Ellisras adult population aged 18 to 28 years. A total of 713 young adults (349 male…
Longitudinal relationships between nutritional status, body composition, and physical fitness in rural children of South Africa: The Ellisras longitudinal study
The objective of this study was to investigate the development and tracking of nutritional status, body composition and physical fitness, and the longitudinal relationship of changes in nutritional status, and body composition with changes in physical fitness over a 1‐year period of follow‐up. Studied were 380 boys and 322 girls aged 7–14 years from the Ellisras Longitudinal Study. Boys and girls were divided into two groups of pre‐adolescence ( …
Longitudinal follow‐up of fitness during childhood: Interaction with physical activity
Health‐related fitness values during childhood (from age 11 to 16 years) were analyzed in relation to changes in physical activity level. One hundred fifty‐eight children were monitored over a 4‐year period. Twice a year, they performed six physical fitness tests: standing broad jump, 10 × 5‐meter shuttle run, sit‐and‐reach, handgrip, number of sit‐ups in 30 s, and 20‐m shuttle run. Height was measured four times per year to assess age at peak he…
The relationship between health (malnutrition) and educational achievements (Maths and English) in the rural children of South Africa
Effects of health information in youth on adult physical activity: 20‐Year study results from the Amsterdam growth and health longitudinal study
In the Amsterdam Growth and Health Longitudinal Study (AGAHLS), a group of apparently healthy males and females (n = 200) were interviewed about their physical activities on eight separate occasions over a period of 20 years between 13 and 33 years of age (multi‐measured group: MM). Information about their health was given based on their personally measured lifestyle (activity, diet, smoking) and biological risk characteristics for chronic diseas…
Stability of somatotypes in 4 to 10 year-old rural South African girls
In 1996, a mixed Ellisras longitudinal study (ELS) was initiated to assess the stability of somatotypes in 408 girls who comprised 99 pre-school and 309 primary school children in Ellisras rural area in the Northern Province of South Africa. The children's somatotype was assessed using the Heath-Carter anthropometric method. Anthropometric dimensions were taken according to the protocol of the International Society for the Advancement of Kinanthr…
Concurrent validity of a weight-bearing activity questionnaire in prepubertal and pubertal girls and boys
We conclude that the amount of weight-bearing activity can be estimated with the interviewer-administered WBAQK in boys and girls between 8 and 14 years of age
Adolescent motor skill and performance: Is physical activity in adolescence related to adult physical fitness?
In the Amsterdam Growth and Health Longitudinal Study (AGAHLS), a cohort of about 400 boys and girls (mean age 13 years) were followed over a period of 20 years. Over that period repeated measurements were done of body dimensions (height, weight, skinfolds), physical fitness (eight motor performance field tests: plate tapping, bent arm hang, 10 × 5 m sprint, arm pull, sit and reach, standing high jump, 10 leg lifts, 12-min endurance run, and one …
Adolescent motor skill and performance: Is physical activity in adolescence related to adult physical fitness?
In the Amsterdam Growth and Health Longitudinal Study (AGAHLS), a cohort of about 400 boys and girls (mean age 13 years) were followed over a period of 20 years. Over that period repeated measurements were done of body dimensions (height, weight, skinfolds), physical fitness (eight motor performance field tests: plate tapping, bent arm hang, 10 x 5 m sprint, arm pull, sit and reach, standing high jump, 10 leg lifts, 12-min endurance run, and one …
Smoking behaviour and biological maturation in males and females: A 20-year longitudinal study. Analysis of data from the Amsterdam Growth and Health Longitudinal Study
Skeletal age, years from PHV and years from menarche are no better predictors of smoking during adolescence than calendar age. The prevalence of smoking rises gradually with the increase in all four estimates of biological maturation. Timing of biological maturation was positively related to smoking but only at calendar age 13 (OR 3.34, CI 1.58, 7.07). None of the three measures to estimate timing of biological maturation was significantly relate…
Physical fitness, body fatness, and physical activity: The Amsterdam Growth and Health Study
Physical fitness, body fatness, and physical activity: The Amsterdam Growth and Health Study
The purpose of this study was to examine sex-specific longitudinal relationships between physical fitness (cardiopulmonary and neuromotor fitness) and body fatness (sum of skinfolds) and to examine the influence of physical activity (weighted activity score) on these relationships. The data were obtained from the Amsterdam Growth and Health Study (AGHS), an observational longitudinal study of 98 females and 83 males, with six repeated measurement…
Longitudinal relationships between lifestyle and cardiovascular and bone health status indicators in males and females between 13 and 27 years of age; a review of findings from the Amsterdam Growth an…
The Amsterdam Growth and Health Longitudinal Study is longitudinal co-hort study on 181 males and females initially aged 13 years, with follow-up measurements at ages 14, 15, 16, 21 and 27 years. Methods: Anthropometrical, biological and lifestyle parameters, and age 27 also bone mineral density (BMD) of the lumbar spine (L2–L4), were measured repeatedly. Adolescent dietary intake and physical activity was related to adult cardiovascular and bone…
Relation Between the Longitudinal Development of Personality Characteristics and Biological and Lifestyle Risk Factors for Coronary Heart Disease
OBJECTIVE: This study was undertaken to assess the stability of personality characteristics (ie, inadequacy, rigidity, dominance, self-sufficiency, and social inadequacy) over a 15-year period covering adolescence and young adulthood and to analyze the longitudinal relationships between personality characteristics and both biological (ie, lipoproteins, blood pressure, and body fatness) and lifestyle (ie, physical activity, dietary intake, smoking…
Relation between the longitudinal development of lipoprotein levels and biological parameters during adolescence and young adulthood in Amsterdam, The Netherlands
STUDY OBJECTIVES: To analyse the relation between the longitudinal development of total serum cholesterol (TC), high density lipoprotein cholesterol (HDL), and the TC/ HDL ratio and the longitudinal development of the biological parameters body fatness (SSF), lean body mass (LBM), and cardiopulmonary fitness (VO2-max). The relations were analysed with generalised estimating equations (GEE). SETTING: The relations were investigated with data from …
The relationship between health (malnutrition) and educational achievements (Maths and English) in the rural children of South Africa
Height velocity in a group of teenage boys
In a multi-discipline longitudinal study, 'Growth and Health of Teenagers', height velocity was measured four monthly during four consecutive years in a group of about 250 growing Dutch youngsters. From the individual velocity curves of height we calculated peak height velocity (PHV) and the age at which PHV occurred. Height velocity was estimated in 102 boys from the derivative of a second degree moving polynomial function over five measurements…
Longitudinal study of maximal aerobic power in teenagers
On the basis of measurement of maximal aerobic power (VO2max) over a period of four years in a teenage population of boys (N = 102) and girls (N = 133), we studied the growth of VO2max in absolute values and in relative values: relative to whole body mass (VO2max/BM), to fat-free mass (VO2max/LBM) and to height squared (VO2max/H2). The changes in VO2max were studied in relation to chronological age (CA), skeletal age (SA), and age relative to pea…
Is leg muscle mass decisive in reaching a plateau in oxygen uptake during maximal treadmill running? Analysis of data from the Amsterdam growth and health study
Within the framework of a longitudinal study, the Amsterdam Growth and Health Study followed a group of males and females from their teens into early adulthood. Directly measured maximal oxygen uptake (VO 2 max) was determined five times in 97 males and 103 females between 13 and 21 years of age during a constant speed (8 km/hr) and variable slope treadmill run to exhaustion. A change in oxygen uptake (VO 2 ) of 2 . The purpose of this study was …
Tracking of blood pressure in children and youth
Part of a preventive pediatric strategy against cardiovascular diseases is the early identification of hypertension in childhood. There is a clearly established relationship between blood pressure measured during childhood and at later periods for the same individual. This relationship was investigated in studies of blood pressure tracking in children over the past two decades. This report reviews longitudinal studies that analysed tracking of bl…
Relation between the longitudinal development of lipoprotein levels and biological parameters during adolescence and young adulthood in Amsterdam, The Netherlands
STUDY OBJECTIVES: To analyse the relation between the longitudinal development of total serum cholesterol (TC), high density lipoprotein cholesterol (HDL), and the TC/ HDL ratio and the longitudinal development of the biological parameters body fatness (SSF), lean body mass (LBM), and cardiopulmonary fitness (VO2-max). The relations were analysed with generalised estimating equations (GEE). SETTING: The relations were investigated with data from …
Dietary pattern and growth of 10–12-year-old Bolivian girls and boys: Relation between altitude and socioeconomic status
The purpose of the study was to determine the impact of nutrition and physical activity on growth and health of 228 native Bolivian prepubertal girls and boys 10-12 years of age, from high socioeconomic status (HSES) and low socioeconomic status (LSES), living at high altitude (HA) in La Paz (∼4,000 m) and at low altitude (LA) in St. Cruz (∼400 m). In the 4 years of the study, dietary information and daily physical activities were obtained with t…
Dietary pattern and growth of 10–12‐year‐old Bolivian girls and boys: Relation between altitude and socioeconomic status
The purpose of the study was to determine the impact of nutrition and physical activity on growth and health of 228 native Bolivian prepubertal girls and boys 10–12 years of age, from high socioeconomic status (HSES) and low socioeconomic status (LSES), living at high altitude (HA) in La Paz (∼4,000 m) and at low altitude (LA) in St. Cruz (∼400 m). In the 4 years of the study, dietary information and daily physical activities were obtained with t…
Relation Between the Longitudinal Development of Personality Characteristics and Biological and Lifestyle Risk Factors for Coronary Heart Disease
OBJECTIVE: This study was undertaken to assess the stability of personality characteristics (ie, inadequacy, rigidity, dominance, self-sufficiency, and social inadequacy) over a 15-year period covering adolescence and young adulthood and to analyze the longitudinal relationships between personality characteristics and both biological (ie, lipoproteins, blood pressure, and body fatness) and lifestyle (ie, physical activity, dietary intake, smoking…
Longitudinal relationships between lifestyle and cardiovascular and bone health status indicators in males and females between 13 and 27 years of age; a review of findings from the Amsterdam Growth an…
The Amsterdam Growth and Health Longitudinal Study is longitudinal co-hort study on 181 males and females initially aged 13 years, with follow-up measurements at ages 14, 15, 16, 21 and 27 years. Methods: Anthropometrical, biological and lifestyle parameters, and age 27 also bone mineral density (BMD) of the lumbar spine (L2–L4), were measured repeatedly. Adolescent dietary intake and physical activity was related to adult cardiovascular and bone…
Physical fitness, body fatness, and physical activity: The Amsterdam Growth and Health Study
Physical fitness, body fatness, and physical activity: The Amsterdam Growth and Health Study
The purpose of this study was to examine sex-specific longitudinal relationships between physical fitness (cardiopulmonary and neuromotor fitness) and body fatness (sum of skinfolds) and to examine the influence of physical activity (weighted activity score) on these relationships. The data were obtained from the Amsterdam Growth and Health Study (AGHS), an observational longitudinal study of 98 females and 83 males, with six repeated measurement…
Adolescent motor skill and performance: Is physical activity in adolescence related to adult physical fitness?
In the Amsterdam Growth and Health Longitudinal Study (AGAHLS), a cohort of about 400 boys and girls (mean age 13 years) were followed over a period of 20 years. Over that period repeated measurements were done of body dimensions (height, weight, skinfolds), physical fitness (eight motor performance field tests: plate tapping, bent arm hang, 10 × 5 m sprint, arm pull, sit and reach, standing high jump, 10 leg lifts, 12-min endurance run, and one …
Adolescent motor skill and performance: Is physical activity in adolescence related to adult physical fitness?
In the Amsterdam Growth and Health Longitudinal Study (AGAHLS), a cohort of about 400 boys and girls (mean age 13 years) were followed over a period of 20 years. Over that period repeated measurements were done of body dimensions (height, weight, skinfolds), physical fitness (eight motor performance field tests: plate tapping, bent arm hang, 10 x 5 m sprint, arm pull, sit and reach, standing high jump, 10 leg lifts, 12-min endurance run, and one …
Smoking behaviour and biological maturation in males and females: A 20-year longitudinal study. Analysis of data from the Amsterdam Growth and Health Longitudinal Study
Skeletal age, years from PHV and years from menarche are no better predictors of smoking during adolescence than calendar age. The prevalence of smoking rises gradually with the increase in all four estimates of biological maturation. Timing of biological maturation was positively related to smoking but only at calendar age 13 (OR 3.34, CI 1.58, 7.07). None of the three measures to estimate timing of biological maturation was significantly relate…
Effects of health information in youth on adult physical activity: 20‐Year study results from the Amsterdam growth and health longitudinal study
In the Amsterdam Growth and Health Longitudinal Study (AGAHLS), a group of apparently healthy males and females (n = 200) were interviewed about their physical activities on eight separate occasions over a period of 20 years between 13 and 33 years of age (multi‐measured group: MM). Information about their health was given based on their personally measured lifestyle (activity, diet, smoking) and biological risk characteristics for chronic diseas…
Stability of somatotypes in 4 to 10 year-old rural South African girls
In 1996, a mixed Ellisras longitudinal study (ELS) was initiated to assess the stability of somatotypes in 408 girls who comprised 99 pre-school and 309 primary school children in Ellisras rural area in the Northern Province of South Africa. The children's somatotype was assessed using the Heath-Carter anthropometric method. Anthropometric dimensions were taken according to the protocol of the International Society for the Advancement of Kinanthr…
Concurrent validity of a weight-bearing activity questionnaire in prepubertal and pubertal girls and boys
We conclude that the amount of weight-bearing activity can be estimated with the interviewer-administered WBAQK in boys and girls between 8 and 14 years of age
The relationship between health (malnutrition) and educational achievements (Maths and English) in the rural children of South Africa
Longitudinal follow‐up of fitness during childhood: Interaction with physical activity
Health‐related fitness values during childhood (from age 11 to 16 years) were analyzed in relation to changes in physical activity level. One hundred fifty‐eight children were monitored over a 4‐year period. Twice a year, they performed six physical fitness tests: standing broad jump, 10 × 5‐meter shuttle run, sit‐and‐reach, handgrip, number of sit‐ups in 30 s, and 20‐m shuttle run. Height was measured four times per year to assess age at peak he…
Longitudinal relationships between nutritional status, body composition, and physical fitness in rural children of South Africa: The Ellisras longitudinal study
The objective of this study was to investigate the development and tracking of nutritional status, body composition and physical fitness, and the longitudinal relationship of changes in nutritional status, and body composition with changes in physical fitness over a 1‐year period of follow‐up. Studied were 380 boys and 322 girls aged 7–14 years from the Ellisras Longitudinal Study. Boys and girls were divided into two groups of pre‐adolescence ( …
Worldwide trends in blood pressure from 1975 to 2015: A pooled analysis of 1479 population-based measurement studies with 19·1 million participants
BACKGROUND: Raised blood pressure is an important risk factor for cardiovascular diseases and chronic kidney disease. We estimated worldwide trends in mean systolic and mean diastolic blood pressure, and the prevalence of, and number of people with, raised blood pressure, defined as systolic blood pressure of 140 mm Hg or higher or diastolic blood pressure of 90 mm Hg or higher. METHODS: For this analysis, we pooled national, subnational, or comm…
Association between Blood Pressure and Birth Weight among Rural South African Children: Ellisras Longitudinal Study
The aim of this cross-sectional study was to investigate the association between birth weight, underweight, and blood pressure (BP) among Ellisras rural children aged between 5 and 15 years. Data were collected from 528 respondents who participated in the Ellisras Longitudinal Study (ELS) and had their birth weight recorded on their health clinic card. Standard procedure was used to measure the anthropometric measurements and BP. Linear regressio…
The Relationship between Physical Activity and Plasma Glucose Level amongst Ellisras Rural Young Adult Males and Females: Ellisras Longitudinal Study
Unhealthy lifestyle characteristics such as low physical activity (PA) and high plasma glucose levels (PGLs) may lead to the development of type 2 diabetes mellitus in adulthood. The aim of this study was to investigate (i) the level of physical activity; (ii) the prevalence of pre-diabetes and (iii) the relationship between PA and plasma glucose level in a rural Ellisras adult population aged 18 to 28 years. A total of 713 young adults (349 male…
Self-Reported Physical Activity is Not a Valid Method for Measuring Physical Activity in 15-Year-Old South African Boys and Girls
Physical activity plays an important role in the prevention of chronic lifestyle-related diseases. The development of valid instruments for the assessment of physical activity remains a challenge in field studies. The purpose of the present study was therefore to determine the level of agreement between physical activity objectively measured by the ActiHeart ® (Cambridge Neurotechnology Ltd, Cambridge, UK) device and subjectively reported physica…
Rising rural body-mass index is the main driver of the global obesity epidemic in adults
Body-mass index (BMI) has increased steadily in most countries in parallel with a rise in the proportion of the population who live in cities 1,2 . This has led to a widely reported view that urbanization is one of the most important drivers of the global rise in obesity 3–6 . Here we use 2,009 population-based studies, with measurements of height and weight in more than 112 million adults, to report national, regional and global trends in mean B…
Medicine (29 works) · Demography (23 works) · Obesity, Physical Activity, Diet (18 works) · Internal Medicine (17 works) · Psychology (17 works) · Physical therapy (15 works) · Longitudinal study (13 works) · Demography (10 works) · Mathematics (10 works) · Environmental health (9 works)