Comparing the sociodemographic characteristics of participants and non-participants in the population-based Tromsø Study ...

• Main Authors: Vo, Chi Quynh, Samuelsen, Per-Jostein, Sommerseth, Hilde Leikny, Wisløff, Torbjørn, Wilsgaard, Tom, Eggen, Anne Elise
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: figshare 2023
• Subjects: Medicine; 59999 Environmental Sciences not elsewhere classified; FOS Earth and related environmental sciences; Ecology; FOS Biological sciences; Sociology; FOS Sociology; 69999 Biological Sciences not elsewhere classified; Science Policy; 111714 Mental Health; FOS Health sciences; Norway; Tromsø
• Online Access: https://dx.doi.org/10.6084/m9.figshare.c.6669768.v1; https://springernature.figshare.com/collections/Comparing_the_sociodemographic_characteristics_of_participants_and_non-participants_in_the_population-based_Troms_Study/6669768/1

Abstract Background Differences in the sociodemographic characteristics of participants and non-participants in population-based studies may introduce bias and reduce the generalizability of research findings. This study aimed to compare the sociodemographic characteristics of participants and non-participants of the seventh survey of the Tromsø Study (Tromsø7, 2015–16), a population-based health survey. Methods A total of 32,591 individuals were invited to Tromsø7. We compared the sociodemographic characteristics of participants and non-participants by linking the Tromsø7 invitation file to Statistics Norway, and explored the association between these characteristics and participation using logistic regression. Furthermore, we created a geographical socioeconomic status (area SES) index (low-SES, medium-SES, and high-SES area) based on individual educational level, individual income, total household income, and residential ownership status. We then mapped the relationship between area SES and participation ...