Background: The National Cohort (Nationale Kohorte = NaKo) will be one of the largest cohort studies in Europe to include intensive physical examinations and extensive information about the socio-demographic background and behavior of the subjects. However, regional selectivity of the study and potential learning effects due to the panel structure of the data present challenges for researchers using ...
Objective: Personality has long been assumed to be a cause of religiosity, not a consequence. Yet, recent research suggests that religiosity may well cause personality change. Consequently, longitudinal research is required that examines the bi-directionality between personality and religiosity. The required research must also attend to cultural religiosity—a critical moderator in previous cross-sectional ...
Purpose Cross-sectional studies found high levels of depression and anxiety symptoms, and loneliness during the first wave of the COVID-19 pandemic. Reported increases were lower in longitudinal population-based findings. Studies including positive outcomes are rare. This study analyzed changes in mental health symptoms, loneliness, and satisfaction. Methods Respondents of the German Socio-Economic ...