Fig. 2From: MAGnesium sulphate for fetal neuroprotection to prevent Cerebral Palsy (MAG-CP)—implementation of a national guideline in CanadaSegmented regression analysis of pre-MAG-CP (2005–11) and MAG-CP (2011–2015) eras. a Optimal use. b Appropriate use. The dashed line indicates implementation of the KT interventionBack to article page