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All Outputs (85)

An estimate of the veteran population in England: Based on data from the 2007 adult psychiatric morbidity survey (2009)
Journal Article
Woodhead, C., Sloggett, A., Bray, I., Bradbury, J., McManus, S., Meltzer, H., …Fear, N. (2009). An estimate of the veteran population in England: Based on data from the 2007 adult psychiatric morbidity survey. Population Trends -London-, 138(1), 50-54. https://doi.org/10.1057/pt.2009.47

BACKGROUND: The health and well-being of military veterans has recently generated much media and political interest. Estimating the current and future size of the veteran population is important to the planning and allocation of veteran support s... Read More about An estimate of the veteran population in England: Based on data from the 2007 adult psychiatric morbidity survey.

Residential exposure to electric power transmission lines and risk of lymphoproliferative and myeloproliferative disorders: A case-control study (2007)
Journal Article
Lowenthal, R. M., Tuck, D. M., & Bray, I. (2007). Residential exposure to electric power transmission lines and risk of lymphoproliferative and myeloproliferative disorders: A case-control study. Internal Medicine Journal, 37(9), 614-619. https://doi.org/10.1111/j.1445-5994.2007.01389.x

Background: Studies have shown an association between electromagnetic fields and childhood leukaemia. The aim of this study was to determine whether there is an increased risk of lymphoproliferative disorders (LPD) or myeloproliferative disorders (MP... Read More about Residential exposure to electric power transmission lines and risk of lymphoproliferative and myeloproliferative disorders: A case-control study.

The operational emergency department attendance register (OPEDAR): a new epidemiological tool. (2007)
Journal Article
Russell, R., Hodgetts, T., Ollerton, J., Massetti, P., Skeet, J., Bray, I., & Harrison, K. (2007). The operational emergency department attendance register (OPEDAR): a new epidemiological tool. Journal of the Royal Army Medical Corps, 153(4), 244-250. https://doi.org/10.1136/jramc-153-04-06

AIM: To determine the number, status and nature of emergency department attendances to deployed field hospitals. POPULATION: All attendances to the emergency department (ED) of deployed field hospitals in support of Operation TELIC (Iraq) from initia... Read More about The operational emergency department attendance register (OPEDAR): a new epidemiological tool..

Advanced paternal age: How old is too old? (2006)
Journal Article
Smith, G. D., Bray, I., & Gunnell, D. (2006). Advanced paternal age: How old is too old?. Journal of Epidemiology and Community Health, 60(10), 851-853. https://doi.org/10.1136/jech.2005.045179

Average paternal age in the UK is increasing. The public health implications of this trend have not been widely anticipated or debated. This commentary aims to contribute to such a debate. Accumulated chromosomal aberrations and mutations occurri... Read More about Advanced paternal age: How old is too old?.

Increase in schizophrenia incidence rates: Findings in a Canadian cohort born 1975-1985 (2006)
Journal Article
Bray, I., Waraich, P., Jones, W., Slater, S., Goldner, E. M., & Somers, J. (2006). Increase in schizophrenia incidence rates: Findings in a Canadian cohort born 1975-1985. Social Psychiatry and Psychiatric Epidemiology, 41(8), 611-618. https://doi.org/10.1007/s00127-006-0073-z

Background: Results from previous studies on the incidence rates for schizophrenia are inconsistent, with some showing a declining rate [e.g., Suvisaari et al. (1999) Arch Gen Psychiatry 56:733-740] and others showing an increasing rate [e.g., Boydel... Read More about Increase in schizophrenia incidence rates: Findings in a Canadian cohort born 1975-1985.

Suicide rates, life satisfaction and happiness as markers for population mental health (2006)
Journal Article
Bray, I., & Gunnell, D. (2006). Suicide rates, life satisfaction and happiness as markers for population mental health. Social Psychiatry and Psychiatric Epidemiology, 41(5), 333-337. https://doi.org/10.1007/s00127-006-0049-z

Objective: To examine the association of variables from survey data on well-being with suicide rates and other markers of population mental health in Europe. Design: Ecological study correlating (Spearman's rank correlation) life satisfaction and hap... Read More about Suicide rates, life satisfaction and happiness as markers for population mental health.

Associations of childhood and adulthood height and the components of height with insulin-like growth factor levels in adulthood: A 65-year follow-up of the Boyd Orr cohort (2006)
Journal Article
Martin, R. M., Holly, J. M., Bray, I., Gunnell, D., Middleton, N., & Smith, G. D. (2006). Associations of childhood and adulthood height and the components of height with insulin-like growth factor levels in adulthood: A 65-year follow-up of the Boyd Orr cohort. Journal of Clinical Endocrinology and Metabolism, 91(4), 1382-1389. https://doi.org/10.1210/jc.2005-1722

Context: Taller individuals with longer legs have a higher risk of cancer but a lower risk of coronary heart disease. Objective: We investigated whether childhood height and its components are associated with the IGF system in adulthood. Design and P... Read More about Associations of childhood and adulthood height and the components of height with insulin-like growth factor levels in adulthood: A 65-year follow-up of the Boyd Orr cohort.

Relationship between antidepressant sales and secular trends in suicide rates in the Nordic countries (2006)
Journal Article
Reseland, S., Bray, I., & Gunnell, D. (2006). Relationship between antidepressant sales and secular trends in suicide rates in the Nordic countries. British Journal of Psychiatry, 188(4), 354-358. https://doi.org/10.1192/bjp.188.4.354

Background: The effect of recent increases in antidepressant prescribing on population suicide rates is uncertain. Aims: To investigate the relationship between antidepressant sales and trends in suicide rates. Method: Graphical and quantitative asse... Read More about Relationship between antidepressant sales and secular trends in suicide rates in the Nordic countries.

Bayesian projections: What are the effects of excluding data from younger age groups? (2005)
Journal Article
Baker, A., & Bray, I. (2005). Bayesian projections: What are the effects of excluding data from younger age groups?. American Journal of Epidemiology, 162(8), 798-805. https://doi.org/10.1093/aje/kwi273

Bayesian age-period-cohort models are used increasingly to project cancer incidence and mortality rates. Data for younger age groups for which rates are low are often discarded from the analysis. The authors explored the effect of excluding these dat... Read More about Bayesian projections: What are the effects of excluding data from younger age groups?.

The epidemiology of multiple sclerosis in Devon: A comparison of the new and old classification criteria (2004)
Journal Article
Fox, C. M., Bensa, S., Bray, I., & Zajicek, J. P. (2004). The epidemiology of multiple sclerosis in Devon: A comparison of the new and old classification criteria. Journal of Neurology, Neurosurgery and Psychiatry, 75(1), 56-60

OBJECTIVES: To determine the prevalence of multiple sclerosis in Devon and compare the new McDonald classification guidelines with the Poser criteria currently used. METHODS: All patients known to have multiple sclerosis and alive and resi... Read More about The epidemiology of multiple sclerosis in Devon: A comparison of the new and old classification criteria.

A mixture model for rounded data (2003)
Journal Article
Wright, D. E., & Bray, I. (2003). A mixture model for rounded data. Journal of the Royal Statistical Society: Series D, 52(1), 3-13. https://doi.org/10.1111/1467-9884.00338

The paper focuses on the problem of data heaping that arises when measurements are recorded to varying degrees of precision. The work is motivated by an application in foetal medicine where measurements obtained from ultrasound images are rounded to... Read More about A mixture model for rounded data.

Application of Markov chain Monte Carlo methods to projecting cancer incidence and mortality (2002)
Journal Article
Bray, I. (2002). Application of Markov chain Monte Carlo methods to projecting cancer incidence and mortality. Journal of the Royal Statistical Society: Series C, 51(2), 151-164. https://doi.org/10.1111/1467-9876.00260

Projections based on incidence and mortality data collected by cancer registries are important for estimating current rates in the short term, and public health planning in the longer term. Classical approaches are dependent on questionable parametri... Read More about Application of Markov chain Monte Carlo methods to projecting cancer incidence and mortality.

Recent trends and future directions for lung cancer mortality in Europe (2002)
Journal Article
Brennan, P., & Bray, I. (2002). Recent trends and future directions for lung cancer mortality in Europe. British Journal of Cancer, 87(1), 43-48. https://doi.org/10.1038/sj.bjc.6600352

Lung cancer mortality patterns throughout Europe are very heterogeneous and largely reflect past smoking habits. In order to clarify the changing patterns of lung cancer in Europe we have plotted the overall lung cancer trends among men and women for... Read More about Recent trends and future directions for lung cancer mortality in Europe.

Application of Markov chain Monte Carlo methods to modelling birth prevalence of Down syndrome (2002)
Journal Article
Bray, I., & Wright, D. E. (2002). Application of Markov chain Monte Carlo methods to modelling birth prevalence of Down syndrome. Journal of the Royal Statistical Society: Series C, 47(4), 589-602. https://doi.org/10.1111/1467-9876.00130

Data collected before the routine application of prenatal screening are of unique value in estimating the natural live-birth prevalence of Down syndrome. However, much of these data are from births from over 20 years ago and they are of uncertain qua... Read More about Application of Markov chain Monte Carlo methods to modelling birth prevalence of Down syndrome.

Recent trends and future projections of lymphoid neoplasms - A Bayesian age-period-cohort analysis (2001)
Journal Article
Bray, I., Brennan, P., & Boffetta, P. (2001). Recent trends and future projections of lymphoid neoplasms - A Bayesian age-period-cohort analysis. Cancer Causes and Control, 12(9), 813-820. https://doi.org/10.1023/A%3A1012240117335

Objectives: A steady increase in incidence of lymphoid neoplasms has been reported, especially for non-Hodgkin's lymphoma (NHL). Using high-quality incidence data from 1973-1992 in nine population-based cancer registries (Alberta, Bombay, Denmark, Is... Read More about Recent trends and future projections of lymphoid neoplasms - A Bayesian age-period-cohort analysis.

Projections of alcohol- and tobacco-related cancer mortality in Central Europe (2000)
Journal Article
Bray, I., Brennan, P., & Boffetta, P. (2000). Projections of alcohol- and tobacco-related cancer mortality in Central Europe. International Journal of Cancer, 87(1), 122-128. https://doi.org/10.1002/1097-0215%2820000701%2987%3A1%3C122%3A%3AAID-IJC18%3E3.0.CO%3B2-W

Central European mortality rates for cancer sites related to tobacco and alcohol have increased rapidly in recent decades. From a public health point of view, it is of considerable interest to know whether these past increases in cancer mortality wil... Read More about Projections of alcohol- and tobacco-related cancer mortality in Central Europe.

Estimating birth prevalence of Down's syndrome (2000)
Journal Article
Wright, D. E., & Bray, I. (2000). Estimating birth prevalence of Down's syndrome. Journal of epidemiology and biostatistics, 5(2), 89-97

BACKGROUND: Estimates of maternal age-specific prevalence of Down's syndrome are needed for the assessment of environmental factors, for counselling and monitoring screening programmes. The estimates should relate to populations of women who have... Read More about Estimating birth prevalence of Down's syndrome.

Estimating the spontaneous loss of Down syndrome fetuses between the times of chorionic villus sampling, amniocentesis and livebirth (1998)
Journal Article
Bray, I., & Wright, D. E. (1998). Estimating the spontaneous loss of Down syndrome fetuses between the times of chorionic villus sampling, amniocentesis and livebirth. Prenatal Diagnosis, 18(10), 1045-1054. https://doi.org/10.1002/%28SICI%291097-0223%281998100%2918%3A10%3C1045%3A%3AAID-PD403%3E3.0.CO%3B2-R

Recent publications concerning the prevalence of Down syndrome at times of chorionic villus sampling (CVS), amniocentesis and livebirth were reviewed with particular interest in estimates of spontaneous loss of Down syndrome fetuses during pregnancy.... Read More about Estimating the spontaneous loss of Down syndrome fetuses between the times of chorionic villus sampling, amniocentesis and livebirth.