Figure 2

Trends in the defined daily dose (DDD) of antihypertensive drugs per 100 patients from 2008 to 2012. a-e The trend (change in DDD per 100 patients) was calculated using simple linear regression model. T-tests for change in DDD per 100 patients across years was statistically significant for propranolol [P = 0.033], diltiazem hydrochloride [P = 0.009] and hydrochlorothiazide [P = 0.001].