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OBJECTIVES Prior research has revealed a high prevalence of stress among general urban populations in China. However, little is known about stress in rural Chinese counterparts. This research estimates the prevalence of severe stress among rural Chinese males and identifies sociodemographic and psychological correlates. STUDY DESIGN The study design was a cross-sectional survey with multistag...
BACKGROUND Preterm birth is in quantity and in severity the most important topic in obstetric care in the developed world. Progestogens and cervical pessaries have been studied as potential preventive treatments with conflicting results. So far, no study has compared both treatments. METHODS/DESIGN The Quadruple P study aims to compare the efficacy of vaginal progesterone and cervical pessary...
BACKGROUND Radiotherapy for breast cancer as delivered in the 1970s has been associated with increased risk of cardiovascular disease, but recent studies of associations with modern regimens have been inconclusive. Few data on long-term cardiovascular disease risk according to specific radiation fields are available, and interaction with known cardiovascular risk factors has not been examined. ...
PURPOSE To assess the prevalence of refractive error and related visual impairment in school-aged children in the rural population of the Mahabubnagar district in the southern Indian state of Andhra Pradesh. METHODS Random selection of village-based clusters was used to identify a sample of children 7 to 15 years of age. From April 2000 through February 2001, children in the 25 selected clust...
BACKGROUND Promotion of physical activity (PA) is a key strategy to prevent non-communicable diseases. However, evidence on the effectiveness of community-wide interventions (CWIs) for promoting PA is limited. PURPOSE To evaluate the effectiveness of a 3-year CWI for promoting PA in middle-aged and older adults compared with usual public health services. This study is an extension to an origi...
BACKGROUND The epidemic rise of diabetes carries major negative public health and economic consequences particularly for low and middle-income countries. The highest predicted percentage growth in diabetes is in the sub-Saharan Africa (SSA) region where to date there has been no data on the incidence of diabetic retinopathy from population-based cohort studies and minimal data on incident diabe...
Longitudinal data collected through panel studies or life-history surveys represent a rich source for analysing movements in the labour market over the life-course. However, concerns arise over the proper design to collect these data reliably. This paper addresses the substantive issue related to the determinants of movements in the labour market tackling the methodological concerns referring t...
In this paper, we recalibrate the Cepheid distance to some nearby galaxies observed by the HST Key Project and the Sandage-Tammann-Saha group. We use much of the Key Project methodology in our analysis but apply new techniques, based on Fourier methods to estimate the mean of a sparsely sampled Cepheid light curve, to published extra-galactic Cepheid data. We also apply different calibrating PL...
16 The Journal of Clinical Investigation http://www.jci.org Volume 115 Number 1 January 2005 1. Persson, C.G. 1985. On the medical history of xanthines and other remedies for asthma: a tribute to HH Salter. Thorax. 40:881–886. 2. Barnes, P.J. 2003. Theophylline: new perspectives for an old drug. Am. J. Respir. Crit. Care Med. 167:813–818. 3. Fredholm, B.B., and Persson, C.G. 1982. Xanthine deri...
© The Author 2007. Published by Oxford University Press. All rights reserved. For Permissions, please e-mail: [email protected]. Radiation therapy is an essential component of the local management of breast cancer. The overview from the Early Breast Cancer Trialists’ Collaborative Group ( 1 ) indicates that adjuvant radiation therapy after breast-conserving surgery results...
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