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ClinicalStrong evidence

Common Mental Disorders in Primary Care

Goldberg, D. P. & Huxley, P. · 1992

Also known as: Common mental distress · SRQ framework · Minor psychiatric morbidity

The common mental disorders framework treats anxious, depressive and bodily complaints as one continuous field of non-psychotic distress rather than as separate diagnostic entities. Its justification is empirical: in primary care and community settings these symptoms co-occur far more often than they appear in isolation, the boundaries between them are unstable over time, and the same social determinants predict all of them. This dimensional reading is the basis for screening instruments that deliberately mix mood, anxiety and somatic items and report a single distress score.

Framework that treats anxious, depressive and bodily complaints as one field rather than as separate diagnoses. It came out of the World Health Organization's collaborative study on extending mental health care through primary care, which found in four developing countries that roughly one patient in seven arrived with a mental disorder and that two thirds of those went unnoticed by the staff seeing them. The response was to stop asking which disorder and start asking whether there is distress at all, in language a general health worker could use without specialist training. Two consequences follow from that design. Bodily complaints belong in the measure rather than beside it, because in most of the world distress arrives as headaches, poor sleep and a bad stomach before it arrives as a mood word. And there is no universal threshold: what counts as a probable case depends on the language, the population and what the screening is for, so a number here is a position on a continuum of distress, never a diagnosis.

Source:
Harding, T. W., de Arango, M. V., Baltazar, J., Climent, C. E., Ibrahim, H. H. A., Ladrido-Ignacio, L., Murthy, R. S., & Wig, N. N. (1980). Mental disorders in primary health care: a study of their frequency and diagnosis in four developing countries. Psychological Medicine, 10(2), 231-241. Beusenberg, M., & Orley, J. (compilers) (1994). A User's Guide to the Self Reporting Questionnaire (SRQ). Geneva: World Health Organization. WHO/MNH/PSF/94.8.
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Evidence at a glance

Empirical support
Strong evidence
Replication
Well replicated
Cross-cultural
Mostly universal
Meta-analyses
12 indexed
Research domainsPsychiatric epidemiologyPrimary careGlobal mental healthPublic health

These ratings summarise the published literature on the theory, not the quality of any single test built on it. They are editorial judgements based on the sources listed below, and they change as evidence accumulates.

Historical Context

Goldberg's General Health Questionnaire in 1972 established the approach, and his work with Huxley through the 1980s and early 1990s developed the pathways-to-care model describing the filters between community distress and specialist treatment. In parallel the World Health Organization developed the Self-Reporting Questionnaire in the 1970s for use in low- and middle-income countries where psychiatric specialists were scarce, validating it across multiple countries. The tradition anticipated by decades the current dimensional and transdiagnostic movement in psychiatric nosology.

Constructs

Common Mental Distress

Non-psychotic distress read as one field rather than sorted into diagnoses: low mood, worry and tension, and the bodily complaints that usually arrive with them (headaches, poor sleep, poor appetite, a bad stomach, shaking hands, tiredness that does not lift). The construct exists because in general health care the two halves show up together and separating them costs more information than it buys. It is a state tied to a recent window, not a trait, and it has no universal threshold: how many complaints amount to a probable case depends on the language, the population and what the screening is for.

Instruments

  • Self Reporting Questionnaire, 20 items(SRQ-20)Harding, T. W., et al. (development, 1980); Beusenberg, M., & Orley, J. (compilers of the user's guide, 1994); World Health Organization1994

Tests built on this theory

Practical Applications

These instruments are the standard tools of community mental-health surveys worldwide, particularly in settings without the clinical infrastructure that diagnostic interviews require, and they support task-shifting models where non-specialist workers screen and refer. They are used in occupational health to estimate distress burden in workforces and in research on social determinants. The framework also underpins stepped-care design, which allocates intervention by severity rather than by diagnostic label.

How It's Measured

Self-report symptom-presence items across mood, anxiety and somatic domains over a recent window, summed to one distress score; thresholds must be locally validated and are not universal.

Critiques & Limitations

The absence of a universal cutoff is a genuine limitation, not a technicality: optimal thresholds vary substantially by country, language, sex and setting, so a score is uninterpretable without local validation, and much published prevalence data applies thresholds imported from elsewhere. Aggregating anxious, depressive and somatic symptoms into one score discards clinically important distinction. Somatic items in particular carry different meaning across cultures, where bodily expression of distress varies in normative acceptability. Screening also identifies distress without any guarantee that treatment capacity exists to act on it.

Key Publications

  • Goldberg, D. P. & Huxley, P.. (1992). Common Mental Disorders: A Bio-social Model.
  • Goldberg, D. P. & Williams, P.. (1988). A user's guide to the General Health Questionnaire.
  • Mari, J. J. & Williams, P.. (1985). A comparison of two psychiatric screening questionnaires. 10.1192/bjp.148.1.23

Related Theories

Common Mental Disorders in Primary Care — definition, evidence and how it is measured | NOESIS