In science, attrition are ratios regarding the loss of participants during an experiment. Attrition rates are values that indicate participant drop out. Higher attrition rates are found in longitudinal studies.
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Attrition — may refer to: *Physical wear *Loss of personnel by retirement *Attrition (medicine, epidemiology), the loss of participants during an experiment *Attrition (dental), the loss of tooth structure by mechanical forces from opposing teeth *Attrition… … Wikipedia
Medical research related to low-carbohydrate diets — Low carbohydrate diets became a major weight loss and health maintenance trend during the late 1990s and early 2000s.[1][2][3] While their popularity has waned recently from its peak, they remain popular.[4][5] This diet trend has stirred major… … Wikipedia
Major depressive disorder — For other depressive disorders, see Mood disorder. Major Depressive Disorder Classification and external resources … Wikipedia
Cohort study — For other senses of this word, see cohort (disambiguation). A cohort study or panel study is a form of longitudinal study (a type of observational study) used in medicine, social science, actuarial science, and ecology. It is an analysis of risk… … Wikipedia
Evidence-based practice — The term evidence based practice (EBP) refers to preferential use of mental and behavioral health interventions for which systematic empirical research has provided evidence of statistically significant effectiveness as treatments for specific… … Wikipedia
Tooth — Infobox Anatomy Name = Teeth Caption = An adult human s teeth. Caption2 = CGI posterior view of teeth taken from inside of mouthTeeth (singular, Tooth) are small whitish structures found in the jaws (or mouths) of many vertebrates that are used… … Wikipedia
Dental caries — This article is about dental caries in humans. To read about dental caries in other animals, please see dental caries (non human). Dental caries Classification and external resources Destruction of a tooth by cervical decay from dental caries.… … Wikipedia
Physician supply — refers to the number of trained physicians working in a health care system or active in the labour market.[1] The supply depends primarily on the number of graduates of medical schools in a country or jurisdiction, but also on the number who… … Wikipedia
Tooth (human) — For other uses of tooth or teeth , see Tooth (disambiguation). Teeth An adult human s teeth … Wikipedia
Prenatal cocaine exposure — (PCE) occurs when a pregnant woman uses cocaine and thereby exposes her fetus to the drug. Crack baby was a term coined to describe children who were exposed to crack (cocaine in smokable form) as fetuses; the concept of the crack baby emerged in … Wikipedia
