Work related respiratory disease due to indoor air and work ability

Work related respiratory disease due to indoor air and work ability: a randomized controlled trial

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN33165676

Enrollment

Registered

2012-08-30

Start date

2012-08-01

Completion date

Unknown

Last updated

2016-10-17

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

Conditions

Respiratory disorders Respiratory Respiratory conditions due to other external agents

Interventions

Intervention: Effective patient information on indoor air symptoms and asthma management, combined to a psychological intervention using methods of cognitive and motivational psychology. Control: Onl

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients who are referred to the Finnish Institute of Occupational Health because of a suspicion of an occupational respiratory disease related to workplace indoor air (non-industrial workplaces) 2. Minimum of 14 days on sick leave due to indoor air symptoms during the preceding year 3. Self-assessed work ability not more than 7 (on a scale 0-10, compared to lifetime best)

Exclusion criteria

Exclusion criteria: 1. Patient refusal 2. Not actively participating working life (retired or unemployed)

Design outcomes

Primary

Measure	Time frame
1. Self-assessed work ability (on a scale 0-10) 2. Total number of sick leave days during the past six months	—

Secondary

Measure	Time frame
1. Quality of life (RAND-36) 2. Illness worries (Ilness Worry Scale IWS)	—

Countries

Finland

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Mar 17, 2026