Background The prevalence of congenital heart defects (CHD) in Down syndrome (DS) varies considerably across studies (from 16% to 84%). This study aimed to estimate the prevalence of CHD in people ...

Background While social support is associated with better cognitive health among cancer-free individuals, this relationship is understudied among cancer survivors. We investigated whether overall ...

Correspondence to Dr Shanti Narayanasamy, Division of Infectious Diseases, Department of Medicine, Duke University, Durham, NC 27708, USA; shanti.narayanasamy{at}duke.edu Diagnostics for COVID-19 have ...

Current epidemiological and statistical theory about research methods and how to elicit causation from epidemiological studies is strongly influenced by counterfactual-manipulative thinking. However, ...

STUDY OBJECTIVE--To investigate the numbers and characteristics of patients with ophthalmological accidents and emergencies presenting to hospitals. DESIGN--Prospective survey over eight weeks.

Background Education is recognised as a strong determinant of health. Yet there is increasing concern that health in adolescence may also influence educational attainments and future life chances. We ...

2 Department of Psychology, Norwegian Inland University of Applied Sciences, HHS Elverum, Norway Correspondence to Leif W Rydstedt, Department of Psychology, Norwegian Inland University of Applied ...

1 Department of Community Health and Epidemiology, Nara Medical University School of Medicine, Nara, Japan 2 Department of Nursing, Tenri Health Care University, Nara, Japan 3 Department of ...

Correspondence to Dr Timo-Kolja Pförtner, Faculty of Human Sciences and Faculty of Medicine, Institute of Medical Sociology, Health Services Research, and Rehabilitation Science (IMVR), University of ...

1 Obstetrics and Gynecology Epidemiology Center, Brigham and Women’s Hospital/Harvard Medical School, Boston, USA 2 Department of Health and Social Behavior, Harvard School of Public Health, Boston, ...

1 Lifestyle and Life Course Epidemiology Group, Li Ka Shing Faculty of Medicine, School of Public Health, The University of Hong Kong, Hong Kong, Hong Kong SAR, China 2 School of Public Health at ...

Although chronic diseases are primarily environmental (ie, not genetic) in origin, the particular environmental causes of these diseases are poorly understood. A WHO study of worldwide cancer ...