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  1. What is Prevalence? - National Institute of Mental Health (NIMH)

    Incidence is a measure of the number of new cases of a characteristic that develop in a population in a specified time period; whereas prevalence is the proportion of a population who …

  2. APA Dictionary of Psychology

    Apr 19, 2018 · n. the total number or percentage of cases (e.g., of a disease or disorder) existing in a population, either at a given point in time (point prevalence) or during a specified period …

  3. Prevalence Definition - Intro to Psychology Key Term | Fiveable

    Prevalence is an important metric for understanding the scope and impact of psychological disorders within a population. High prevalence rates for certain disorders, such as anxiety or …

  4. Understanding Prevalence in Abnormal Psychology

    Jun 14, 2025 · Prevalence is a fundamental concept in abnormal psychology that refers to the total number of cases of a mental health disorder in a population at a given time or over a …

  5. PREVALENCE Definition in Psychology

    Prevalence stands as a fundamental epidemiological and public health measure, quantifying the proportion of a population that possesses a particular characteristic, condition, or disease at a …

  6. What is PREVALENCE? definition of PREVALENCE ... - Psychology

    A numerical value showing the total incidents of diseases or disorders in a specific population during a specific time-frame (called "point prevalence") With inclusion of a specified period …

  7. Prevalence and Comorbidity Explained: Definition, Examples, …

    Prevalence refers to the proportion of a population with a specific disorder at a given time, categorized into point prevalence (current cases) and lifetime prevalence (cases over a …

  8. PREVALENCE Definition & Meaning - Merriam-Webster

    Dec 5, 2016 · The meaning of PREVALENCE is the quality or state of being prevalent.

  9. Prevalence | Risk Factors, Causes & Consequences | Britannica

    Prevalence is related mathematically to incidence. When the incidence of disease is stable over time, such as in the absence of epidemics or changes in treatment effectiveness, prevalence …

  10. Abnormal Psychology - Etiologies - Prevalence Rates - Quizlet

    Prevalence rates are a statistical concept used in medicine (or psychiatry). It refers to the percentage of individuals within a population who are affected by a specific disorder at a given …