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Oslo

Cochrane review of first line treatment for hypertension

Trial
Journal Ref. Helgeland A: Treatment of mild hypertension: a five year controlled drug trial. The Oslo study. Am J Med 1980, 69:725-732.
Intervention Drug - Anti-hyptertensive
Number of sites 1
Countries involved Norway
Sample size 785
Type of statistical analyses
Risk of bias Overall: Unclear details
Duration of trial
Primary outcome Cardiovascular events
Primary analysis - To what extent areall data included?Primary outcome - Howrelevant is it toparticipants?Follow-up - How closely areparticipants followed-up?Flexibility - What measures are in place to makesure participants adhere to the intervention?Flexibility - How should the intervention bedelivered?Organisation - What expertiseand resources are needed todeliver the intervention?Setting - Where is the trialbeing done?Recruitment - How are participantsrecruited into the trial?Eligibility - Who is selected to participate in the trial?12345 wheel.svg
Show Score Ranges

Scores:

(shows median if more than one score was entered)

Elig. Recr. Setting Org. Int. Flex. Del. Flex. Adherence Follow-Up Prim. Out. Prim. An.
2 2 1 2 4 3 2 2 5

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