From the aClinicum, Department of Public Health, University of Helsinki, Helsinki, Finland; bMental Health Unit, National Institute for Health and Welfare, Helsinki, Finland; cDepartment of Economics, Aalto University School of Business, Helsinki, Finland; dVATT Institute for Economic Research, Helsinki, Finland; ePopulation Research Unit, Department of Social Research, University of Helsinki, Helsinki, Finland; fCentre for Health Equity Studies, Stockholm University and Karolinska Institutet, Stockholm, Sweden; and gMax Planck Institute for Demographic Research, Rostock, Germany.
Submitted 3 May 2016; accepted 28 March 2017.
Financially supported by Yrjö Jansson Foundation (Grant Number 5919).
The authors report no conflicts of interest.
J.H., J.S., M.S., and P.M. designed the study. J.H., M.S., and P.M. collected data, and J.H. analyzed data. J.H. prepared results and wrote the first draft of the report with input from other authors. All authors commented on draft report and approved the final version.
Data are not available in open access. Source code of analyses is available from corresponding author by request.
Supplemental digital content is available through direct URL citations in the HTML and PDF versions of this article (www.epidem.com).
Correspondence: Jari Haukka, Clinicum, Department of Public Health, University of Helsinki, Helsinki, Finland. E-mail: [email protected].
