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| Term used to describe a disorder of sudden onset, usually with intense symptoms |
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| Studies in which a researcher attempts to emulate the conditions hypothesized as leading to abnormality. |
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| Term used to describe a long-standing or frequently recurring disorder, often with progressing seriousness. |
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| Occurrence of two or more identified disorders in the same psychologically disordered individual. |
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| Group of subjects who exhibit the disorder under study |
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| Direction of Effect Problem |
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| Refers to the fact that in correlational research it cannot be concluded whether variable A causes variable B or whether variable B causes variable A. |
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| Study of the distribution of diseases, disorders, or health-related behaviors in a given population. Mental health epidemiology is the study of the distribution of mental disorders. |
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| Factors that are related to the development (or cause) of a particular disorder. |
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| The clustering of certain traits, behaviors, or disorders within a given family. Family aggregation may arise because of genetic or environmental similarities. |
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| Occurrence (onset) rate of a given disorder in a given population. |
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| The number of cases of a specific condition or disorder that can be found in a population at one given point in time. |
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| Prospective Research Strategy |
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Definition
| Method that often focuses on individuals who have a higher-than-average likelihood of becoming psychologically disordered before abnormal behavior is observed. |
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