Occupational physical activity, mortality and CHD events in the Italian Longitudinal Study.

"Declarations Conflict of interestThe authors declare that they have no conflict of interest. Ethics approvalThe study was performed using data of the project “IST-02566, Differenze di mortalità e di ospedalizzazione secondo lo stato di salute, gli stili di vita e il consumo di servizi sanitari”, called the Italian Longitudinal Study, that was included in the National Statistical Program and approved by the Italian Data Protection Authority. The project has been realized through an agreement between ISTAT, Italian Ministry of Health and the Piedmont Region, which are all public institutions. Consent to participateThe study was conducted according to the principles expressed in the Declaration of Helsinki for studies on humans. Written informed consent was obtained from all participants. Consent for publicationAll authors are aware of and consent to publication of this manuscript. Conflict of interest The authors declare that they have no conflict of interest."

"Funding AH’s time on this manuscript was supported by a visiting research fellowship at the Department of Clinical and Biological Sciences, University of Turin."