Evaluation of the Threshold Assessment Grid (TAG) as a means of improving access from primary care to secondary mental health services

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN86197914

Enrollment

Registered

2004-10-05

Start date

2005-01-01

Completion date

Unknown

Last updated

2022-11-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Mental health Mental and Behavioural Disorders

Interventions

Control group: referrers to CMHTs asked to make referrals using a referral letter or form as per existing practice. Intervention group: referrers to CMHTs asked to complete a Threshold

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: General Practitioners (GPs) and other referrers to Community Mental Health Teams (CMHTs).

Exclusion criteria

Exclusion criteria: None

Design outcomes

Primary

Measure	Time frame
CMHT rating of appropriateness of the referral.	—

Secondary

Measure	Time frame
CMHT rating of the quality of information to inform decision-making about urgency of the referral and which professional should make the initial assessment. In addition to this, service usage data will be collected to allow cost effectiveness analysis.	—

Countries

England, United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Apr 7, 2026