- non-randomized control
- 非随机控制
Medical Chinese dictionary (湘雅医学词典). 2013.
Medical Chinese dictionary (湘雅医学词典). 2013.
Randomized controlled trial — Flowchart of four phases (enrollment, intervention allocation, follow up, and data analysis) of a parallel randomized trial of two groups, modified from the CONSORT (Consolidated Standards of Reporting Trials) 2010 Statement[1] … Wikipedia
Control chart — One of the Seven Basic Tools of Quality First described by Walter A. Shewhart … Wikipedia
Randomized block design — In the statistical theory of the design of experiments, blocking is the arranging of experimental units in groups (blocks) that are similar to one another. Typically, a blocking factor is a source of variability that is not of primary interest to … Wikipedia
Case-control — is a type of epidemiological study design. Case control studies are used to identify factors that may contribute to a medical condition by comparing subjects who have that condition (the cases ) with patients who do not have the condition but are … Wikipedia
Completely randomized design — In the design of experiments, completely randomized designs are for studying the effects of one primary factor without the need to take other nuisance variables into account. This article describes completely randomized designs that have one… … Wikipedia
Birth control — For other uses, see Birth control (disambiguation). Birth control is an umbrella term for several techniques and methods used to prevent fertilization or to interrupt pregnancy at various stages. Birth control techniques and methods include… … Wikipedia
Comparison of birth control methods — Different types of birth control methods have large differences in effectiveness, actions required of users, and side effects. Contents 1 Ease of use 2 User dependence 3 Side effects 4 Effectiveness … Wikipedia
Animal testing on non-human primates — Image taken inside Covance Experiments involving non human primates (NHPs) include toxicity testing for medical and non medical substances; studies of infectious disease, such as HIV and hepatitis; neurological studies; behavior and cognition;… … Wikipedia
Nested case-control study — A nested case control study is a variation of a case cohort study in which only a subset of controls from the cohort are compared to the incident cases. In a case cohort study, all incident cases in the cohort are compared to a random subset of… … Wikipedia
Numerical control — CNC redirects here. For other uses, see CNC (disambiguation). A CNC Turning Center … Wikipedia
Scientific control — Take identical growing plants and give fertilizer to half of them. If there are differences between the fertilized plant group and the unfertilized control group, these differences may be due to the fertilizer. Scientific control allows for… … Wikipedia