Cochrane review of first line treatment for hypertension

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
Show Score Ranges


(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