Fig. 5.

Incidence of myocardial infarction in people aged 70 years and older before and after enforcement of tobacco control legislation, Chile, 2011–2014

Notes: A second round of strengthened tobacco control legislation took effect on 1 March 2013. The data shown are for people aged 70 years and older living in urban areas of Chile. The circles show seasonally adjusted rates, as described in the text. Solid circles represent rates before March 2013 and open circles represent rates from March 2013 onward. The lines show the fitted values derived using the regression discontinuity model.