jech.bmj2d
Twinning and major birth defects, National Birth Defects Prevention Study, 1997–2007
Background Twinning has been associated with many types of birth defects, although previous studies have had inconsistent findings. Many studies lack information about potential confounders, ...
jech.bmj2d
Diagnosis-specific sick leave as a long-term predictor of disability pension: a 13-year follow-up of the GAZEL cohort study
Background Factors that increase the risk of labour market exclusion are poorly understood. In this study, we examined the extent to which all-cause and diagnosis-specific sick leave predict ...
jech.bmj4d
Biochemical markers of smoke absorption and self reported exposure to passive smoking.
One hundred non-smoking patients attending hospital outpatient clinics reported their degree of passive exposure to tobacco smoke over the preceding three days and provided samples of blood, expired ...
jech.bmj5d
Economic determinants of diet in older adults: systematic review
Background and aims Many economic factors are associated with diet, yet the evidence is generally cross-sectional. Older people are considered especially vulnerable to poor diets from negative changes ...
jech.bmj6d
Effect of social support on memory ageing of middle-aged and older cancer survivors: a marginal structural modelling approach
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 ...
jech.bmj6d
Prevalence of congenital heart defects in people with Down syndrome: a systematic review and meta-analysis
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 ...
jech.bmj6d
Trajectories of phenotypical frailty over a decade in young–old community-dwelling adults: results from the Lc65+ study
Background Few studies have examined the frailty trajectories of young–old adults using Fried frailty phenotype. Dropouts due to death were rarely taken into account. This longitudinal study aimed to ...
jech.bmj6d
Global inequity of COVID-19 diagnostics: challenges and opportunities
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 ...
jech.bmj9d
Is blood thicker than water? Social support, depression and the modifying role of ethnicity/nativity status
1 Institute on Urban Health Research, Bouvé College of Health Sciences, Northeastern University, Boston, Massachusetts, USA 2 Department of Society, Human Development and Health, Harvard School of ...
jech.bmj11d
The Australian epidemic of cardiovascular mortality 1935–2005: effects of period and birth cohort
1 School of Public Health and Community Medicine, University of New South Wales, Randwick, New South Wales, Australia 2 School of Population Health, University of Queensland, Herston, Queensland, ...
jech.bmj12d
Association of mortality with high temperatures in a temperate climate: England and Wales
Correspondence to Dr Ben Armstrong, London School of Hygiene & Tropical Medicine, Keppel Street, London WC1E 7HT, UK; ben.armstrong{at}lshtm.ac.uk Background It is well known that high ambient ...