Association of current and former smoking with body mass index: A study of smoking discordant twin pairs from 21 twin cohorts

Grants

Funding Acknowledgements

This study was conducted within the CODATwins project (Academy of Finland grant #266592 to KS). Since its origin, the East Flanders Prospective Survey has been partly supported by grants from the Fund of Scientific Research, Flanders and Twins, a non-profit Association for Scientific Research in Multiple Births (Belgium). Data collection and analyses in Finnish twin cohorts have been supported by ENGAGE - European Network for Genetic and Genomic Epidemiology, FP7- HEALTH-F4-2007 (grant agreement number 201413), National Institute of Alcohol Abuse and Alcoholism (grants AA-12502, AA-00145, and AA-09203 to RJ Rose), the Academy of Finland Center of Excellence in Complex Disease Genetics (grant numbers: 213506, 129680), and the Academy of Finland (grants 100499, 205585, 118555, 141054, 265240, 263278 and 264146 to JK). JK also acknowledges support from the Sigrid Juselius Foundation. KS is supported by Osaka University's International Joint Research Promotion Program. Anthropometric measurements of the Hungarian twins were supported by Medexpert Ltd., Budapest, Hungary. Data collection and research stemming from the Norwegian Twin Registry is supported, in part, from the European Union's Seventh Framework Programmes ENGAGE Consortium (grant agreement HEALTH-F4- 2007-201413), and BioSHaRE EU (grant agreement HEALTH-F4-2010-261433). The Murcia Twin Registry is supported by Fundacion Seneca, Regional Agency for Science and Technology, Murcia, Spain (08633/PHCS/08, 15302/PHCS/10 & 19479/PI/14) and Ministry of Science and Innovation, Spain (PSI2009-11560 & PSI2014-56680-R). The Australian Twin Registry is supported by a Centre of Research Excellence grant (ID 1079102) from the National Health and Medical Research Council administered by the University of Melbourne. The QIMR twin study acknowledges grants from the Australian National Health and Medical Research Council and the Australian Research Council. SM is supported by an Australian National Health and Medical Research Council fellowship (SRFB-1103623). The NAS-NRC Twin Registry acknowledges financial support from the National Institutes of Health grant number R21 AG039572. The Vietnam Era Twin Study of Aging was supported by National Institute of Health grants NIA R01 AG018384, R01 AG018386, R01 AG022381, and R01 AG022982, and, in part, with resources from the VA San Diego Center of Excellence for Stress and Mental Health. The Cooperative Studies Program of the Office of Research & Development of the United States Department of Veterans Affairs has provided financial support for the development and maintenance of the Vietnam Era Twin (VET) Registry. The content of this manuscript is solely the responsibility of the authors and does not necessarily represent the official views of the NIA/NIH, or the VA. The Colorado Twin Registry is funded by NIDA-funded center grant DA011015 and Longitudinal Twin Study HD10333; BH was supported by 5T32DA017637 and 5T32AG052371. The Osaka University Aged Twin Registry is supported by grants from JSPS KAKENHI JP (23593419, 24792601, 26671010, 24590695, 26293128, 16K15385, 16K15978, 16K15989, 16H03261). The Korean Twin-Family Register was supported by the Global Research Network Program of the National Research Foundation (NRF 2011-220- E00006). SO and FA are supported by Kirikkale University Research Grant: KKU, 2009/43 and TUBITAK grant 114C117.None of the funders including HealthTwiSt GmbH and Pfizer Inc played a role in the study design, data collection and analysis, decision to publish, or preparation of the manuscript and only provided financial support in the form of authors' salaries, excluding HealthTwiSt GmbH and Pfizer Inc, and/or research materials. The funder HealthTwiSt GmbH did not provide support in the form of salaries for authors (AB). HealthTwiSt GmbH collects data on twin samples and makes these available to academic researchers for a service fee to cover the costs (technical staff salaries and material costs). The funder (Pfizer Inc) did provide support in the form of consultation fees for authors (JK and TK) outside of the submitted work.