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Evid Based Nurs 7:17 doi:10.1136/ebn.7.1.17
  • Treatment

Decision aids reduced decisional conflict in patients with newly diagnosed hypertension


 
 Q Do simple or complex decision aids assist patients with newly diagnosed hypertension in deciding whether to start drug treatment?

METHODS

GraphicDesign:

randomised controlled 2 x 2 factorial trial.

GraphicAllocation:

concealed.

GraphicBlinding:

unblinded.

GraphicFollow up period:

2 weeks and 3 months.

GraphicSetting:

21 general practices in Avon, UK.

GraphicPatients:

217 patients aged 30–80 years (mean age 58 y, 52% men) who had sustained high blood pressure (BP) requiring discussion of drug treatment with a general practitioner and were not taking antihypertensive medication. Exclusion criteria: severe hypertension requiring immediate treatment, secondary hypertension, pregnancy associated hypertension, inability to understand English, and dementia or learning difficulties.

GraphicInterventions:

decision analysis (computerised utility assessment interview with individualised risk assessment and decision analysis) (n = 103) or no decision analysis (n = 114) and an information video plus leaflet (n = 106) or no video plus leaflet (n = 111). Interventions lasted 1 hour.

GraphicOutcomes:

degree of uncertainty about treatment course of action (total score on the 16 item Decisional Conflict Scale …

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