Fig. 2From: Prevalence and control of hypertension among a Community of Elderly Population in Changning District of shanghai: a cross-sectional studyThe proportion of antihypertensive treatment among hypertension patients with different blood pressure grades. The height of each stacked bar showed the absolute number of hypertension patients with the corresponding BP grade. The percentage in the light grey rectangle represented the proportion of those who had taken antihypertensive medication among hypertension patients with the corresponding BP grade; while the percentage in the dark grey rectangle represented the proportion of those who had not taken antihypertensive medicationBack to article page