Alspac cohort study research

The Avon Longitudinal Study of Parents and Children ...

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Introduction. The Avon Longitudinal Study of Parents and Children (ALSPAC) is a geographically defined, longitudinal birth cohort that recruited pregnant women with an estimated date of delivery between April 1991 and December 1992 1,2.During the initial recruitment campaign (between 1990 and 1992) women with a total of 14,541 pregnancies were enrolled (some women had more than one eligible ...

The Avon Longitudinal Study of Parents and Children ...

Cohort Profile: The Avon Longitudinal Study of Parents and ...

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4/16/2012 · Why was the cohort set up? Detailed follow-up of study participants in ALSPAC has focused largely on the offspring, and a previous publication has described the methods of the study,1 with a companion cohort profile updating that previous publication and focusing on the offspring.2 However, the mothers were the participants recruited to ALSPAC and the original investigators were clear that the ...

Cohort Profile: The Avon Longitudinal Study of Parents and ...

The second generation of The Avon Longitudinal Study of ...

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Background: The Avon Longitudinal Study of Parents and Children-Generation 2 (ALSPAC-G2) was set up to provide a unique multi-generational cohort. It builds on the existing ALSPAC resource, which recruited 14,541 pregnancies to women resident in the South West of England who were expected to deliver between 01/04/1991 and 31/12/1992. Those women and their partners (Generation 0; ALSPAC …

The second generation of The Avon Longitudinal Study of ...

Cohort Profile: The Avon Longitudinal Study of Parents and ...

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4/16/2012 · Why was the cohort set up? Detailed follow-up of study participants in ALSPAC has focused largely on the offspring, and a previous publication has described the methods of the study, 1 with a companion cohort profile updating that previous publication and focusing on the offspring. 2 However, the mothers were the participants recruited to ALSPAC and the original investigators were clear that ...

Cohort Profile: The Avon Longitudinal Study of Parents and ...

ALSPAC–The Avon Longitudinal Study of Parents and Children

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ALSPAC (The Avon Longitudinal Study of Parents and Children, formerly the Avon Longitudinal Study of Pregnancy and Childhood) was specifically designed to determine ways in which the individual ...

ALSPAC–The Avon Longitudinal Study of Parents and Children

AvonLongitudinalStudyofParentsandChildren(ALSPAC)

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Study population ALSPAC is a birth cohort study that recruited 14541 pregnant women living in one of three Bristol based health districts in the former County of Avon with an expected delivery date between April 1991 and December 1992. Posters advertising ALSPAC were displayedinpharmacies,libraries,motherandtoddler

AvonLongitudinalStudyofParentsandChildren(ALSPAC)

Maternal seafood consumption in pregnancy and ...

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Maternal seafood consumption in pregnancy and neurodevelopmental outcomes in childhood (ALSPAC study): an observational cohort study. ... ALSPAC received financial support from the Medical Research Council, the Wellcome Trust, the University of Bristol, UK government departments, medical charities, and other sources. ...

Maternal seafood consumption in pregnancy and ...

COHORT PROFILE Cohort Profile: The Avon Longitudinal Study ...

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COHORT PROFILE Cohort Profile: The Avon Longitudinal Study of Parents and Children: ALSPAC mothers cohort Abigail Fraser,1,2 Corrie Macdonald-Wallis,1,2 …

COHORT PROFILE Cohort Profile: The Avon Longitudinal Study ...

Physical activity and depression in adolescents: cross ...

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8/9/2011 · Full details of the measurement of physical activity in the ALSPAC cohort have been reported previously [29–31]. In brief, all children who attended the clinic at age 14 years were asked to wear an Actigraph AM7164 2.2 accelerometer (Actigraph LLC, Fort Walton Beach, FL, USA) around their waist, at the right hip, for 7 days.

Physical activity and depression in adolescents: cross ...

ALSPAC–The Avon Longitudinal Study of Parents and Children ...

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5/22/2002 · Maria Niarchou, Stanley Zammit and Glyn Lewis, The Avon Longitudinal Study of Parents and Children (ALSPAC) birth cohort as a resource for studying psychopathology in childhood and adolescence: a summary of findings for depression and psychosis, Social Psychiatry and Psychiatric Epidemiology, 50, 7, (1017), (2015).

ALSPAC–The Avon Longitudinal Study of Parents and Children ...

Longitudinal study - Wikipedia

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61 rows · A longitudinal study (or longitudinal survey, or panel study) is a research design that …

Longitudinal study - Wikipedia

‘Junk food’ diet and childhood behavioural problems ...

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12/5/2007 · The Avon Longitudinal Study of Parents and Children (ALSPAC) provides a rare opportunity to undertake such an investigation within a large population-based cohort.

‘Junk food’ diet and childhood behavioural problems ...

Obesity impairs academic attainment in adolescence ...

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3/11/2014 · Study cohort. The sample comprised participants from the ALSPAC. 13 ALSPAC is an ongoing population-based study investigating influences …

Obesity impairs academic attainment in adolescence ...

Predictors of positive and negative parenting behaviours ...

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RESEARCH ARTICLE Open Access Predictors of positive and negative parenting behaviours: evidence from the ALSPAC cohort Rachel M Thomson1, Clare S Allely2, David Purves3, Christine Puckering1, Alex McConnachie3, Paul CD Johnson3, Jean Golding4, Christopher Gillberg1 and Philip Wilson5* Abstract

Predictors of positive and negative parenting behaviours ...

Avon Longitudinal Study of Parents and Children - Wikipedia

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The Avon Longitudinal Study of Parents and Children (ALSPAC), also known as Children of the 90s and formerly the Avon Longitudinal Study of Pregnancy and Childhood, is a cohort study of children born in the former county of Avon, England during 1991 and 1992. It is used by researchers in health, education and other social science disciplines.

Avon Longitudinal Study of Parents and Children - Wikipedia

RESEARCH ARTICLE Open Access Adolescent self-harm and ...

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RESEARCH ARTICLE Open Access Adolescent self-harm and suicidal thoughts in the ALSPAC cohort: a self-report survey in England Judi Kidger*, Jon Heron, Glyn Lewis, Jonathan Evans and David Gunnell Abstract Background: Substantial numbers of adolescents self-harm, but the majority of cases do not reach the attention of

RESEARCH ARTICLE Open Access Adolescent self-harm and ...

Association between maternal childhood trauma and ...

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The UK Medical Research Council and the Wellcome Trust (grant ref: 102215/2/13/2) and the University of Bristol provide core support for ALSPAC. The study was further supported by the Medical Research Council Project (grant no. G9539876N), the Psychiatry Research Trust, the National Institute for Health Research (NlHR)/Wellcome Trust King's ...

Association between maternal childhood trauma and ...

Open Access Research Father involvement in early child ...

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Study of Parents and Children (ALSPAC) cohort recruited in the former county of Avon in the southwest of England. Participants: Out of the 14 701 children in this cohort who were alive at 1 year, 10 440 children were living with both parents at 8 months and were therefore eligible. Outcome data were available

Open Access Research Father involvement in early child ...

Prevalence and characteristics of autistic spectrum ...

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The Avon Longitudinal Study of Parents and Children (ALSPAC), 5 a large population-based birth cohort study, specifically designed to investigate how an individual’s genotype interacts with environmental pressures to influence health and development, is an ideal sample to use for this research. The aim of this study was to report on the ...

Prevalence and characteristics of autistic spectrum ...

Cohort Profile: The Avon Longitudinal Study of Parents and ...

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Cohort Profile: The Avon Longitudinal Study of Parents and Children: ALSPAC mothers cohort ... The Avon Longitudinal Study of Parents and Children: ALSPAC mothers cohort Abigail Fraser,1,2 Corrie Macdonald-Wallis,1,2 Kate Tilling,2 Andy Boyd,2 Jean Golding,2 George Davey Smith,1,2 John Henderson,2 John Macleod,2 Lynn Molloy,2 Andy Ness,3 Susan ...

Cohort Profile: The Avon Longitudinal Study of Parents and ...

Dietary Predictors of Maternal Prenatal Blood Mercury ...

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10/1/2013 · The ALSPAC Study. ALSPAC aimed to enroll all pregnant women residing in Avon (a geographically defined area that includes the city of Bristol, smaller urban towns, and rural areas about 120 miles west of London, UK) with an expected delivery date between 1 April 1991 and 31 December 1992. The study enrolled 14,541 pregnant women.

Dietary Predictors of Maternal Prenatal Blood Mercury ...

Childhood psychosocial adversity and female reproductive ...

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1/1/2018 · Mothers from the ALSPAC cohort (with mean age of 28 years at recruitment; SD 5 years) were asked to retrospectively recall elements related to their childhood psychosocial adversity in questionnaires administered at approximately 12 gestational weeks (at recruitment), at 32 gestational weeks and when the offspring was about 3 years ...

Childhood psychosocial adversity and female reproductive ...

Intra-individual variability and psychotic-like ...

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Intra-individual variability and psychotic-like experiences in adolescents: Findings from the ALSPAC cohort ... before psychotic disorder onset. Data from 6702 children from the Avon Longitudinal Study of Parents and Children (ALSPAC) were used to address this issue. ... Despite these strengths, several factors give cause for caution. First ...

Intra-individual variability and psychotic-like ...

Clinical and social outcomes of adolescent self harm ...

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10/21/2014 · Objectives To investigate the mental health, substance use, educational, and occupational outcomes of adolescents who self harm in a general population sample, and to examine whether these outcomes differ according to self reported suicidal intent. Design Population based birth cohort study. Setting Avon Longitudinal Study of Parents and Children (ALSPAC), a UK birth cohort of children born …

Clinical and social outcomes of adolescent self harm ...

Changes in marital quality over 6 years and its ...

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study population Subjects were married men from the ALSPAC cohort. Details of ALSPAC have been published previously,16 and a searchable data dictionary is Research report Changes in marital quality over 6 years and its association with cardiovascular disease risk factors in men: findings from the ALSPAC prospective cohort study

Changes in marital quality over 6 years and its ...

non-clinical psychotic symptoms at age 12 in the ALSPAC ...

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Methods: This is a longitudinal study of 6,356 12-year old adolescents who completed a semi-structured interview for psychotic symptoms in the ALSPAC birth cohort. Prenatal and perinatal data were obtained from obstetric records and maternal questionnaires completed during pregnancy.

non-clinical psychotic symptoms at age 12 in the ALSPAC ...

Effect of maternal gestational weight gain on offspring ...

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7/29/2015 · Several epidemiologic studies indicate that maternal gestational weight gain (GWG) influences health outcomes in offspring. Any underlying mechanisms have, however, not been established. A recent study of 88 children based on the Avon Longitudinal Study of Parents and Children (ALSPAC) cohort examined the methylation levels at 1,505 Cytosine-Guanine methylation (CpG) loci …

Effect of maternal gestational weight gain on offspring ...

DNA methylation signatures in cord ... - BMC Research Notes

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5/2/2014 · Here, we examined the association of maternal pre-pregnancy BMI and GWG in different periods of pregnancy with cytosine-guanine (CpG) dinucleotide site methylation differences in newborn cord blood DNA from 88 participants in the Avon Longitudinal Study of Parents and Children (ALSPAC) cohort using the Illumina GoldenGate Panel I ...

DNA methylation signatures in cord ... - BMC Research Notes

Father involvement in early child-rearing and behavioural ...

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11/1/2016 · Objective To explore the nature of paternal involvement in early child-rearing adopting a social developmental perspective, and estimate its effect on behavioural outcomes of children aged 9 and 11 years. Setting The data come from the Avon Longitudinal Study of Parents and Children (ALSPAC) cohort recruited in the former county of Avon in the southwest of England.

Father involvement in early child-rearing and behavioural ...

prevalence of symptoms and consultations in pre-school ...

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Sleep-Disordered Breathing, Sleep Duration, and Childhood Overweight: A Longitudinal Cohort Study Karen Bonuck, PhD1, Ronald D. Chervin, MD, MS2, and Laura D. Howe, PhD3,4 Objectives To examine independent associations between sleep-disordered breathing (SDB), sleep duration from birth through 6.75 years, and body mass index (BMI) through 15 years of age in a population-based cohort.

prevalence of symptoms and consultations in pre-school ...

Sleep-Disordered Breathing, Sleep Duration, and Childhood ...

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Cohort Study WHAT’S KNOWN ON THIS SUBJECT: Being bullied can lead to ... Parents and Children (ALSPAC) birth cohort were interviewed at ele-mentary school age (8 and 10 years) about bullying experiences with ... not reflect the views of the ALSPAC executive. The UK Medical Research Council and the Wellcome Trust (grant ref: 092731) and the ...

Sleep-Disordered Breathing, Sleep Duration, and Childhood ...

Bullying and Parasomnias: A Longitudinal Cohort Study

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5/14/2014 · The strength of our study lies in the large number of pregnant women that we were able to include, which would help to highlight subtle effects. The limitations of our study were the bias in the sample (women who had B‐Pb measurements were older and had higher educational levels than the rest of the ALSPAC cohort).

Bullying and Parasomnias: A Longitudinal Cohort Study

Adverse effects of maternal lead levels on birth outcomes ...

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A recent study of 88 children based on the Avon Longitudinal Study of Parents and Children (ALSPAC) cohort examined the methylation levels at 1,505 Cytosine-Guanine methylation (CpG) loci and found several to be significantly associated with maternal weight gain between weeks 0 and 18 of gestation.

Adverse effects of maternal lead levels on birth outcomes ...

Effect of maternal gestational weight gain on offspring ...

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study [stud´e] a careful examination of a phenomenon; see also design. cohort study prospective study. cross-sectional study one employing a single point of data collection for each participant or system being studied. It is used for examining phenomena expected to remain static through the period of interest. It contrasts with a longitudinal s ...

Effect of maternal gestational weight gain on offspring ...

Longitudinal study | definition of longitudinal study by ...

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6/27/2012 · The association between self-harm and suicidal thoughts was stronger the more frequent the self-harming behaviour. Strengths/limitations. This is the first UK-based birth cohort study to look at teenage self-harm and suicidal thoughts and plans, and one of the largest studies internationally to examine these interrelationships in detail.

Longitudinal study | definition of longitudinal study by ...

Adolescent self-harm and suicidal thoughts in the ALSPAC ...

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ALSPAC study population Avon Longitudinal Study of Parents and Children is a prospective birth cohort study of parents and children from the Bristol area of the UK (Boyd et al., 2012). A detailed description of the study together with information on attrition and study compliance is …

Adolescent self-harm and suicidal thoughts in the ALSPAC ...

The relationship of moderate-to-vigorous physical activity ...

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of age in a large cohort of young people followed up prospectively. Methods Study design and participants The Avon Longitudinal Study of Parents and Children (ALSPAC) is a longitudinal cohort study that recruited pregnant women resident in the former county of Avon, UK, who had expected dates of delivery between

The relationship of moderate-to-vigorous physical activity ...

Risk of depression and self-harm in teenagers identifying ...

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10/1/2014 · METHODS: A total of 6796 children of the Avon Longitudinal Study of Parents and Children (ALSPAC) birth cohort were interviewed at elementary school age (8 and 10 years) about bullying experiences with a previously validated bullying interview and at secondary school age (12.9 years) about parasomnias such as nightmares, night terrors and sleepwalking by trained postgraduate psychologists.

Risk of depression and self-harm in teenagers identifying ...

Bullying and Parasomnias: A Longitudinal Cohort Study ...

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2.1. Avon Longitudinal Study of Parents and Children (ALSPAC) The Avon Longitudinal Study of Parents and Children (ALSPAC) is a prospective, population-based birth cohort study that recruited 14,541 pregnant women residing in Avon County, United Kingdom, with an expected delivery date between 1 April 1991 and 31 December 1992. From these initial

Bullying and Parasomnias: A Longitudinal Cohort Study ...

Risk Factors in the Avon Longitudinal Study of Parents and ...

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The Avon Longitudinal Study of Parents and Children (ALSPAC) provides the most detailed phenotypic, genotypic and environmental assessments of parents and their children across the life course of any comparable study available to scientists studying early life influences on health.

Risk Factors in the Avon Longitudinal Study of Parents and ...

Project to Enhance the ALSPAC (Avon Longitudinal Study of ...

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Home » Research » Data linkage and natural experiments » Project to Enhance the ALSPAC (Avon Longitudinal Study of Parents and Children) cohort through Record Linkage Acronym PEARL

Project to Enhance the ALSPAC (Avon Longitudinal Study of ...

Project to Enhance the ALSPAC (Avon Longitudinal Study of ...

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4/11/2018 · For the first time, the history charting the world-renowned Avon Longitudinal Study of Parents and Children (ALSPAC), also known as Children of the '90s, back to its beginnings has been made ...

Project to Enhance the ALSPAC (Avon Longitudinal Study of ...

For first time, ALSPAC study charting children of the '90s ...

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The aim of the present study was to investigate the influence of anxiety at 13 years of age on the presence of chronic pain, pain-related anxiety, and pain-related disability at 17 years of age in a large longitudinal cohort. We hypothesized that mother-reported anxiety at 13 would be associated with the presence of chronic pain at 17 and an increase in pain-related anxiety using all available ...

For first time, ALSPAC study charting children of the '90s ...

Anxiety at 13 and its effect on pain, pain-related anxiety ...

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Population based birth cohort study. Avon Longitudinal Study of Parents and Children (ALSPAC), a UK birth cohort of children born in 1991-92. Data on lifetime history of self harm with and without suicidal intent were available for 4799 respondents who completed a detailed self harm questionnaire at …

Anxiety at 13 and its effect on pain, pain-related anxiety ...

Alspac Mailbox - Academia.edu

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5/14/2014 · Adverse effects of maternal lead levels on birth outcomes in the ALSPAC study: a prospective birth cohort study. CM Taylor. Corresponding Author. Centre for Child and Adolescent Health, School of Social and Community Medicine, University of Bristol, Bristol, UK ... , In utero metal exposures measured in deciduous teeth and birth outcomes in a ...

Alspac Mailbox - Academia.edu
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