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Telephone-administered cognitive behavioural therapy (CBT) for working adults

Improving health and productivity: an exploratory randomised controlled trial (RCT) of delivery in an occupational setting

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN44929984
Enrollment
60
Registered
2009-11-19
Start date
2008-02-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Mild/moderate mental health difficulties Mental and Behavioural Disorders

Interventions

1. Usual care with 6-month follow-up 2. Usual care plus 12 sessions of telephone T-CBT delivered by graduate mental health workers, with 6-month follow-up

Sponsors

University of Manchester (UK)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Working adults aged 18 years and greater, either sex 2. Employed by a large UK communications company 3. Registered as absent from work due to mild/moderate mental health difficulties 4. Currently on sick leave of between 8 and 90 days as authorised by GP certificate

Exclusion criteria

Exclusion criteria: 1. Severe or complex mental health problems (i.e. psychosis, post-traumatic stress disorder [PTSD], co-morbid personality disorder) 2. Degenerative cognitive disorders 3. Substance misuse 4. Active suicidal ideation or self-harm

Design outcomes

Primary

MeasureTime frame
Mental health symptom severity quantified by the 34-item Clinical Outcomes in Routine Evaluation Outcome Measure (CORE-OM) at baseline, 3 months and 6 months follow-up.

Secondary

MeasureTime frame
1. Presence of anxiety and depressive-related symptoms quantified by the 14-item Hospital Anxiety and Depression Scale (HADS) 2. Self-rated functioning quantified by the Work and Social Adjustment Scale (WSAS) 3. Self-rated work productivity measured by the World Health Organization (WHO) Health and Work Performance Questionnaire Measured at baseline, 3 months and 6 months follow-up.

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026