The General Health Questionnaire (GHQ) is a
psychometric
Psychometrics is a field of study within psychology concerned with the theory and technique of measurement. Psychometrics generally refers to specialized fields within psychology and education devoted to testing, measurement, assessment, and ...
screening tool to identify common
psychiatric conditions
A mental disorder, also referred to as a mental illness or psychiatric disorder, is a behavioral or mental pattern that causes significant distress or impairment of personal functioning. Such features may be persistent, relapsing and remitti ...
.
It has been translated and validated in at least two languages in addition to English, including Spanish
and Persian.
The latter used in different fields and generations. Also, using GHQ was beneficial in high-tech systems personnel.
The questionnaire comprises a number of questions, each with a four-point
Likert scale
A Likert scale ( , commonly mispronounced as ) is a psychometric scale commonly involved in research that employs questionnaires. It is the most widely used approach to scaling responses in survey research, such that the term (or more fully th ...
for responses. There are versions with 12, 28, 30 and 60 questions. It is considered valid for use on adults and adolescents, but not children, and is available on purchase.
References
Health surveys
Mental disorders screening and assessment tools
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