Fig. 1From: The challenges of keeping clinicians unaware of their participation in a national, cluster-randomised, implementation trialStrobe diagram for chief executive officer and locality responses. *In cases where either the chief executive officer or Clinical lead declined approval, permission to collect the data for audit only was sought. The number of hospitals it is given by the number inside the brackets if different to the number of district health boards. DHB, District health board. CEO, chief executive officerBack to article page