Fig. 4From: Epidemiological features of hypertension among ischemic survivors in Northeast China: insights from a population-based study, 2017–2019Treatment (B) and control (A) of hypertension according to the stroke index time by region and sex. HP pre-stroke: presence of hypertension among pre- stroke patients; HP post-stroke: presence of hypertension among post- stroke patients; HP post-stroke#: presence of hypertension among stroke patients after excluded newly diagnosed hypertension during the survey periodBack to article page