In a randomized complete block design (RCBD), each level of a "treatment" appears once in each block, and each block contains all the treatments. The order of treatments is randomized separately for ...

One previous randomized trial showed slightly better blood-pressure reduction in black men when barbers checked blood pressure and urged patrons with elevated readings to make doctor appointments ...

Study Design and Oversight The QUARISMA trial was a stratified, cluster-randomized, parallel-group trial in which hospitals were the units of randomization and women were the units of analysis.

Background: Although assessment of geriatric syndromes is increasingly encouraged in older adults, little evidence exists to support its systematic use by general practitioners (GPs). The aim of this ...

The Covid-19 viral strain that caused the cluster at Block 506 Hougang Avenue 8 has been found to be the same as the one detected at other blocks in the vicinity. Read more at straitstimes.com.