Proportion of scheduled CVD secondary prevention services delivered over time. Notes: CVD = cardiovascular disease, AHC = adult health check, NTPCDS = Northern Territory Preventable Chronic Disease Strategy. NT PCDS scheduled services comprise all 20 services detailed in Box 1 of this article. Evidence based CVD preventive services (N = 6): smoking advice, measurement of blood pressure, blood glucose, lipids, influenza vaccination and chronic disease care planning. Means are calculated for all participants in the time series study (N = 64). The vertical line mid-graph represents the intervention point: AHC participation.