Dictionary
The Dictionary provides concise definitions of health economics terms, arranged alphabetically for quick reference. Use it to understand unfamiliar terminology or confirm the meaning of a specific term.
B
- Block RandomizationBlock Randomisation, Permuted Block Randomisation
- Block randomization is a restricted allocation method that randomly orders prespecified treatment counts within successive blocks to limit imbalance in assignment numbers during a trial.
C
- Cluster RandomizationCluster Randomisation, Group Randomisation
- Cluster randomization assigns intact groups, rather than individual participants, to study strategies and requires design and analysis that account for similarities among members of each group.
O
- Overall SurvivalOS, Total Survival
- Overall survival is the time from a prespecified origin, such as randomization, diagnosis, or treatment initiation, until death from any cause, with participants not known to have died censored at their last date known alive.
R
- RandomizationRandom Allocation, Randomisation
- The process of assigning trial participants to treatment groups by chance, producing groups comparable on both known and unknown influencing factors.
S
- Stratified RandomizationStratified Random Allocation, Stratum Randomisation
- A randomisation technique first dividing participants into strata based on an outcome-influencing characteristic, then randomising separately within each stratum.