Browse the glossary:

Top Ten terms

1. study participants (subjects*, participants) — 313 views
   “The people included in a study” … (read more)
2.   statistically significant — 237 views
   “A result that is unlikely to have happened by chance. The usual threshold for this judgement is a likelihood of less than 5%” … (read more)
3. research evidence (research findings, research results) — 230 views
   “The findings of studies, including systematic reviews” … (read more)
4. non-randomized study (non-experimental study, observational study,) — 229 views
   “A category of studies that does not use random allocation to assign participants to treatment comparison groups” … (read more)
5. adverse event (adverse effects, undesirable treatment effects) — 220 views
   “Unwanted symptoms or other experiences in participants in a study, which may or may not be caused by treatments.” … (read more)
6. fair comparisons of treatments — 218 views
   “Studies designed, conducted, reported and interpreted to minimize bias and the play of chance in measuring treatment effects” … (read more)
7. quality-adjusted life years (QALY) — 197 views
   “A measure of the value of health outcomes that combines the length of life and quality of life into a single number” … (read more)
8. benefit (desirable anticipated effect, desirable effect) — 196 views
   “Difference in outcomes that favours a treatment in a treatment comparison” … (read more)
9. measurement bias (ascertainment bias, detection bias, observer bias) — 190 views
   “Bias resulting from systematic differences in how outcomes are measured in treatment comparison groups in a study.” … (read more)
10. cost-effectiveness (cost-utility) — 190 views
    “The cost of a treatment in relation to its effects” … (read more)