Objective To investigate the risk factors of essential hypertension among college teachers in Wuhan city and to provide reference for hypertension prevention among college teachers.Methods A 1:2 matched nested case-control study was conducted and logistic regression was used in data analyses.Results Among 1 378 teachers selected,12.34% were identified as essential hypertension,with a standardized prevalence rate of 24.38%.The results of univariate logistic regression showed that professional title,body mass index(BMI),smoking,alcohol drinkin...