Survey of data collection methods and retention strategies in European birth cohorts of children and adults born very preterm.
Raquel TeixeiraJulia Nadine DoetschAna Isabel FreitasElsa LortheAna Cristina SantosHenrique Barrosnull nullPublished in: Paediatric and perinatal epidemiology (2021)
Regular contact with cohort participants favour retention whilst neither the number nor the categories of retention strategies used seemed to have an influence, suggesting that tailored strategies focussed on participants at higher risk of dropout might be a more effective approach.