title: Factors associated with arterial hypertension in pharmacy users in Portugal.
abstract: OBJECTIVE
  To estimate the prevalence, treatment and control of hypertension, and to identify factors associated in community pharmacy users.
  
  
  METHODS
  A cross-sectional study was conducted with 1,042 pharmacy users, aged between 40 and 65 years, in 60 community pharmacies of continental Portugal, between October 2005 and January 2006. Data were obtained with the application of a questionnaire and measurement of biological parameters. A total of three sequential logistic regressions were performed to verify an association among variables.
  
  
  RESULTS
  Mean age was 53.7 years and the male/female ratio was 0.68. Prevalence of arterial hypertension was 54.8%. Approximately 70% of hypertensive individuals were undergoing antihypertensive treatment and, of these, 47.7% were controlled. Hypertension was positively associated with older age, male sex, being married, higher body mass index and higher total cholesterol level, being a diabetic, having a family or personal history of premature cardiovascular disease, and reporting more medical visits per year. When treated, hypertension was found to be positively associated with the female sex, not being married, being a diabetic, living in an urban area, and reporting more than three medical visits per year. In hypertensive users who were treated, being controlled was positively associated with self-reporting adherent behavior towards antihypertensive treatment, perceiving the effect of these drugs and having a low cardiovascular risk. The predictive models showed areas under the respective ROC curves between 0.72 and 0.78, with an acceptable discriminatory power.
  
  
  CONCLUSIONS
  The prevalence of hypertension was high, although similar to that found in other studies conducted in Portugal. The proportion of hypertensive individuals under treatment was satisfactory, in contrast to an insufficient level of control.
authors.affiliation: Faculdade de Farmácia, Institute for Research in Medicines and Pharmaceutical Sciences, Universidade de Lisboa, Lisboa, Portugal. som@ff.ul.pt
authors.forename: Sofia de
authors.initials: Sd
authors.lastname: Oliveira-Martins
authors.forename: Tiago
authors.initials: T
authors.lastname: Oliveira
authors.forename: João J F
authors.initials: JJ
authors.lastname: Gomes
authors.forename: Margarida
authors.initials: M
authors.lastname: Caramona
authors.forename: José
authors.initials: J
authors.lastname: Cabrita
mesh_terms: D000328:Adult; D000368:Aged; D000959:Antihypertensive Agents / Q000627:therapeutic use; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D006973:Hypertension / Q000188:drug therapy / Q000453:epidemiology / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D010594:Pharmacies / Q000706:statistics & numerical data*; D011174:Portugal / Q000453:epidemiology; D012737:Sex Factors; D016903:Drug Monitoring
chemical_list: D000959:Antihypertensive Agents