Journal Ref. |
Wolff FW, Lindeman RD: Effects of treatment in hypertension. Results of a controlled study. J Chronic Dis 1966, 19:227-240. |
Intervention |
Drug - Anti-hypertensive |
Number of sites |
1 |
Countries involved |
USA |
Sample size |
87 |
Type of statistical analyses |
|
Risk of bias |
Overall: Low Risk
details
Random sequence generation:
Low Risk
Allocation concealment:
Low Risk
Blinding of participants, personal and outcome assessors:
Low Risk
Incomplete outcome data:
Low Risk
Selective outcome reporting:
Unclear
Other sources of bias:
Low Risk
|
Duration of trial |
|
Primary outcome |
Composite mortality, stroke, MI, CHF, systolic and diastolic BP |