Table 1.

Intervention components.

Work-related Danish lessons for cleaners with immigrant background (3 h per week for 6 months) - The aim of the course was for the cleaners to be able to read the cleaning plans and talk to colleagues, supervisors, and customers about cleaning equipment, detergents, materials, and cleaning plans. Furthermore the cleaners should be able, in Danish, to call in sick and to talk about everyday life. The lessons included group work.

Vocational training courses held by an Adult Vocational Training Centre on working techniques, detergents, surfaces, and safety (8 half days) -The courses were carried out in Danish; however, instructions about safety were interpreted into relevant languages. The lessons included group work.

Workshop on job satisfaction and teamwork (2 half days) - The purpose of the workshop was to become aware of the benefits of working in a multi-cultural group of employees and to improve well-being and job satisfaction.Through exercises, games, and conversation the workshop focused on the importance of Attitudes towards work The good workday” Recognition and praise Increased community among colleagues (e.g., through role plays on the difference in being met with recognition or indifference) The workshop also included activities which were not related to work such as being taught a dance.

Staff meetings with increased frequency - The meetings focused on the implementation of the intervention and on topical topics such as how the collaboration on washing of cleaning cloths could be improved.

Social events including a summer party