Generating evidence from computerized healthcare utilization databases.


Randomized clinical trials (RCTs) are regarded as the highest level of therapeutic evidence because they are based on random allocation of participants to ≥2 treatment groups, which provides patients with superimposable initial demographic and clinical characteristics and allows the results to reflect the effect of the treatment strategies under study… (More)
DOI: 10.1161/HYPERTENSIONAHA.114.04858