Browse the glossary:

Top Ten terms

1. study participants (subjects*, participants) — 2340 views
   “The people included in a study” … (read more)
2. non-randomized study (non-experimental study, observational study,) — 1831 views
   “A category of studies that does not use random allocation to assign participants to treatment comparison groups” … (read more)
3.   statistically significant — 1825 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)
4. research evidence (research findings, research results) — 1763 views
   “The findings of studies, including systematic reviews” … (read more)
5. fair comparisons of treatments — 1716 views
   “Studies designed, conducted, reported and interpreted to minimize bias and the play of chance in measuring treatment effects” … (read more)
6. benefit (desirable anticipated effect, desirable effect) — 1520 views
   “Difference in outcomes that favours a treatment in a treatment comparison” … (read more)
7. dramatic treatment effect — 1504 views
   “Treatment effect that is so large that it is unlikely to be explained away by bias, even without having been tested in a study designed to minimize bias” … (read more)
8. cost-effectiveness (cost-utility) — 1498 views
   “The cost of a treatment in relation to its effects” … (read more)
9. measurement bias (ascertainment bias, detection bias, observer bias) — 1481 views
   “Bias resulting from systematic differences in how outcomes are measured in treatment comparison groups in a study.” … (read more)
10. margin of error (CI, margin of error,) — 1474 views
    “A measure of uncertainty due to the play of chance” … (read more)