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The Danish National Return To Work program (?Det store TTA-projekt?): a study in three municipalities of a return to work program aiming to reduce the duration of sickness absence and to enable earlier return to work for citizens on long-term sick leave

The Danish National Return To Work (RTW) program: a randomised controlled study of a coordinated and multidisciplinary RTW program in three municipalities aiming to reduce the duration of sickness absence and to enable earlier return to work for persons on long-term sick leave

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN43004323
Enrollment
7500
Registered
2011-03-31
Start date
2010-04-01
Completion date
Unknown
Last updated
2023-02-13

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

Conditions

Long-term sickness absence Not Applicable Long-term sickness absence

Interventions

The intervention is conducted within the municipalities of Copenhagen, Silkeborg and Esbjerg. These municipalities are selected because they all have geographically separated sickness benefit offices

Sponsors

Danish Prevention Fund (Forebyggelsesfonden) (Denmark)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Citizens on long-term sickness absence (greater than 4 weeks) registered as a 'category 2 case' (citizens in category 2 are according to Danish legislation guidelines assumed to be unable to return to work within a 3-month period, but to be able to gradually return to work). Citizens of either sex and any age can be included.

Exclusion criteria

Exclusion criteria: 1. Citizens on sickness absence related to pregnancy 2. Citizens on sickness absence longer than 4 months at inclusion

Design outcomes

Primary

MeasureTime frame
1. Duration of sickness absence 2. Time until RTW (becoming self-supporting) 3. Time until reoccurrence of long-term sickness absence (greater than 3 weeks) Measured from inclusion into the study until end of follow-up

Secondary

MeasureTime frame
1. Changes in self-rated health, mental and physical health and mental disorders (SF-12, SCL8-AD) 6 and 12 months after inclusion in the study 2. Changes in workability (single item), pain ('pain intensity', single 10-point Visual Analogue Scale [VAS] scale and 'pain beliefs' - three items modified from Tampera Scale of kinesiophobia), and sleep patterns (Karolinska Sleep Questionnaire) 6 and 12 months after inclusion in the study 3. Municipal sickness benefit expenses, the level of production (earnings) and municipal and central government transfer payment expenses (Please note, 12-month measure in points 1 and 2 added 14/11/2011. Previously only 6 months)

Countries

Denmark

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Mar 27, 2026