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Figure 3 Relative hazards (RH) and 95% confidence intervals (CI) of sustained normal blood pressure (SNBP), white-coat hypertension (WCHT), masked hypertension (MHT), and sustained hypertension (SHT) for risk of the composite of cardiovascular disease (CVD) mortality/stroke morbidity by use of antihypertensive treatment. Treated subjects, subjects treated using antihypertensive medication; Untreated subjects, subjects not treated using antihypertensive medication. Numbers inside bars indicate 95% CI. The SNBP group was treated as the reference category.