Mai Stafford|Stephanie Black|Imran Shah|Rebecca Hardy|Mary Pierce|Marcus Richards|Andrew Wong|Diana Kuh
Using a birth cohort to study ageing: representativeness and response rates in the National Survey of Health and Development
MRC Unit for Lifelong Health and Ageing|MRC Unit for Lifelong Health and Ageing|MRC Unit for Lifelong Health and Ageing|MRC Unit for Lifelong Health and Ageing|MRC Unit for Lifelong Health and Ageing|MRC Unit for Lifelong Health and Ageing|MRC Unit for Lifelong Health and Ageing|MRC Unit for Lifelong Health and Ageing
britains oldest birth cohort study mrc national survey health development nshd provides data explore life time influences ageing latest data collection undertaken 2006 2011 study members aged 6064 consisted postal preassessment questionnaires eligible study members followed invitation attend one six clinical research facilities crfs across uk clinical assessments dietary diaries activity monitors days following crf visit option home visit clinical assessments provided study member refused unable attend crf examined response attrition describing rates overall postal clinical assessment modes data collection identifying socioeconomic healthrelated predictors response assessing continued representativeness sample total 2661 84 target sample responded lower educational attainment lower childhood cognition lifelong smoking independently predicted lower likelihood overall response crf cooperation 53 years owning ones home married predicted lower likelihood overall response whereas manual social class obesity predicted lower likelihood crf cooperation providing collection biomedical data home use assessment instruments modes retain study members lower education attainment lower cognition poorer health behaviours priorities helping reduce attrition amongst vulnerable ageing study members