Hazard ratio (HR) of myocardial infarction across the Danish Dietary Guidelines Index, with a score of 3 as reference, among Danish men (a) and women (b) (n 55 021) from the Diet, Cancer and Health study. The solid line is the HR and the shaded area is the 95 % CI. The Danish Dietary Guidelines Index was modelled using restricted cubic splines with three knots and model 1b, which adjusted for baseline age, alcohol intake, alcohol abstinence, physical activity, smoking and education, and was stratified by date of enrolment