Anne M F Bender1, Torben Jørgensen2, Charlotta Pisinger3. 1. Research Centre for Prevention and Health, Capital Region of Denmark, Ndr. Ringvej 57, Building 84/85, DK-2600 Glostrup, Denmark. Electronic address: anne.mette.bender@regionh.dk. 2. Research Centre for Prevention and Health, Capital Region of Denmark, Ndr. Ringvej 57, Building 84/85, DK-2600 Glostrup, Denmark; Department of Public Health, Faculty of Health and Medical Sciences, University of Copenhagen, Blegdamsvej 3B, 2200 København N, Denmark; Faculty of Medicine, Aalborg University, Niels Jernes Vej 10, 9220 Aalborg East, Denmark. 3. Research Centre for Prevention and Health, Capital Region of Denmark, Ndr. Ringvej 57, Building 84/85, DK-2600 Glostrup, Denmark.