The effect of IPS on participants' engagement, quality of life, empowerment, and motivation: a randomized controlled trial

References

• Arbesman M, Logsdon DW. Occupational therapy interventions for employment and education for adults with serious mental illness: A systematic review. Am J Occup Ther 2011;65:238–46.
   PubMed Web of Science ®Google Scholar
• Bond G. Supported employment: Evidence for an evidence–based practice. Psychiatr Rehabil J 2004;27:345–59.
   PubMed Web of Science ®Google Scholar
• Dartmouth IPS Supported Employment Centre [Internet]. Dartmouth. updated 2012 Nov 6; cited 2012 Nov 8 Available from http://www.dartmouth.edu/∼ips2/styled/styled-2/page70.html.
   Google Scholar
• Bond G, Drake R, Becker D. An update on randomized controlled trials of evidence-based supported employment. Psychiatr Rehabil J 2008;31:280–90.
   PubMed Web of Science ®Google Scholar
• Becker D, Drake R. A working life for people with severe mental illness. Oxford: Oxford University Press; 2003.
   Google Scholar
• Powell T, Pancsofar E, Steere D, Butterworth J, Itzkowitz J, Rainforth B. Supported employment: Providing integrated employment opportunities for persons with disabilities. White Plains, NY: Longman; 1991.
   Google Scholar
• Bond GR, Salyers MP, Rollins AL, Rapp CA, Zipple AM. How evidence-based practices contribute to community integration. Community Ment Health J 2004;40:569–88.
   PubMed Web of Science ®Google Scholar
• Burns T, Catty J, White S, Becker T, Koletsi M, Fioritti A, et al. The impact of supported employment and working on clinical and social functioning: Rresults of an international study of individual placement and support. Schizophr 2009;35:949–58.
   PubMed Web of Science ®Google Scholar
• Areberg C, Bjorkman T, Bejerholm U. Exploring work motivation among people with severe mental illness applying for IPS. Manuscript submitted for publication 2012.
   Google Scholar
• Bejerholm U, Björkman T. Empowerment in supported employment research and practice: Is it relevant? Int J Soc Psychiatry 2011;57:588–95.
   PubMed Web of Science ®Google Scholar
• Bejerholm U, Eklund M. Occupational engagement in persons with schizophrenia: Relationships to self-related variables, psychopathology, and quality of life. Am J Occup Ther 2007;61:21–32.
   PubMed Web of Science ®Google Scholar
• Krupa T, McLean H, Eastabrook S, Bonham A, Baksh L. Daily time use as a measure of community adjustment for persons served by assertive community treatment teams. Am J Occup Ther 2003;57:558–65.
   PubMed Web of Science ®Google Scholar
• Kielhofner G, Braveman B, Baron K, Fisher G, Hammel J, Littleton M. The model of human occupation: Understanding the worker who is injured or disabled. 1999;12:37–45.
   Google Scholar
• Paulson RI, Post RL, Herinckx HA, Risser P. Beyond components: Using fidelity scales to measure and assure choice in program implementation and quality assurance. Community Ment Health J 2002;38:119–28.
   PubMed Web of Science ®Google Scholar
• Rogers ES, Chamberlin J, Ellison ML, Crean T. A consumer–constructed scale to measure empowerment among users of mental health services. Psychiatr Serv 1997;48:1042–7.
   PubMed Web of Science ®Google Scholar
• Priebe S, Huxley P, Knight S, Evans S. Application and results of the Manchester Short Assessment of Quality of Life (Mansa). Int J Soc Psychiatry 1999;45:7–12.
   PubMed Web of Science ®Google Scholar
• Liu KW, Hollis V, Warren S, Williamson DL. Supported–employment program processes and outcomes: Experiences of people with schizophrenia. Am J Occup Ther 2007;61:543–54.
   PubMed Web of Science ®Google Scholar
• Torrey WC, Becker DR. Rehabilitative day treatment vs. supported employment, II: Consumer, family and staff reactions. Psychos Rehabil J 1995;18:67–75.
   Google Scholar
• Dallal GE. Randomisation plan generator. Available at http://randomization.com.
   Google Scholar
• Becker DR, Swanson S, Bond GR, Merrens MR. Evidence–based supported employment fidelity manual. Lebanon, NH: Dartmouth Psychiatric Research Center; 2008.
   Google Scholar
• Bejerholm U, Hansson L, Eklund M. Profiles of Occupational Engagement in People with Schizophrenia (POES): The development of a new instrument based on time-use diaries. Br J Occup Ther 2006;69:58–68.
   Google Scholar
• Law M, Cooper BA, Strong S, Stewart D, Rigby P, Letts L. The Person-Environment-Occupational Model: A transactive approach to occupational performance. Can J Occup Ther 1996;63:9–23.
   Google Scholar
• Bejerholm U, Eklund M. Construct validity of a newly developed instrument: Profile of occupational engagement in people with schizophrenia, POES. Nord J Psychiatry 2006;60:200–6.
   PubMed Web of Science ®Google Scholar
• Velozo C. Development of the Worker Role Interview: National Institute on Disability and Rehabilitative Research. Final report Chicago: UoIa; 1991.
   Google Scholar
• Karlsson G, Haglund L. WRI-bedömning av arbetsroll, Version 1 [Assessment of worker role, version 1]. Linköping: Faculty of Health Sciences; 1996.
   Google Scholar
• Biernacki SD. Reliability of the worker role interview. Am J Occup Ther 1993;47:797–803.
   PubMed Web of Science ®Google Scholar
• Ekbladh E, Haglund L, Thorell LH. The worker role interview: Preliminary data on the predictive validity of return to work of clients after an insurance medicine investigation. J Occup Rehabil 2004;14:131–41.
   PubMed Web of Science ®Google Scholar
• Hansson L, Bjorkman T. Empowerment in people with a mental illness: Reliability and validity of the Swedish version of an empowerment scale. Scand J Caring Sci 2005;19:32–8.
   PubMed Web of Science ®Google Scholar
• Bjorkman T, Svensson B. Quality of life in people with severe mental illness: Reliability and validity of the Manchester Short Assessment of Quality of Life (MANSA). Nord J Psychiatry 2005;59:302–6.
   PubMed Web of Science ®Google Scholar
• Fielding S, Maclennan G, Cook JA, Ramsay CR. A review of RCTs in four medical journals to assess the use of imputation to overcome missing data in quality of life outcomes. Trials 2008;9:1–6.
   PubMed Web of Science ®Google Scholar
• Cohen JW. Statistical power analysis for the behavioral science. 2nd ed. Hillsdale, NJ: Lawrence Erlbaum Associates; 1988.
   Google Scholar
• Laliberte-Rudman D, Yu B, Scott E, Pajouhandeh P. Exploration of the perspectives of persons with schizophrenia regarding quality of life. Am J Occup Ther 2000;54:137–47.
   PubMed Web of Science ®Google Scholar
• Kosciulek J, Wheaton J. Rehabilitation counseling with individuals with disabilities: An empowerment framework. Rehabil Educ 2003;17:207–14.
   Google Scholar
• Leamy M, Bird V, Le Boutillier C, Williams J, Slade M. Conceptual framework for personal recovery in mental health: Systematic review and narrative synthesis. Br J Psychiatry 2011;199:445–52.
   PubMed Web of Science ®Google Scholar
• Polit DF, Gillespie BM. Intention-to-treat in randomized controlled trials: Recommendations for a total trial strategy. Res Nurs Health 2010;33:355–68.
   PubMed Web of Science ®Google Scholar
• Gravel J, Opatrny L, Shapiro S. The intention-to-treat approach in randomized controlled trials: Are authors saying what they do and doing what they say? Clin Trials 2007;4:350–6.
   PubMed Web of Science ®Google Scholar