{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T11:50:15Z","timestamp":1790682615420,"version":"4.1.0"},"reference-count":34,"publisher":"BMJ","issue":"11","content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["BMJ Open"],"accepted":{"date-parts":[[2014,11,6]]},"published-print":{"date-parts":[[2014,11]]},"abstract":"<jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To examine the effect of early clinical and demographic factors on occupational outcome, return to work or awarded permanent disability pension in young patients with chronic fatigue syndrome (CFS).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>Longitudinal cohort study.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Intervention<\/jats:title>\n                    <jats:p>A written self-management programme including a description of active coping strategies for daily life was provided.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting, participants<\/jats:title>\n                    <jats:p>Patients with CFS after mononucleosis were evaluated at Department of Neurology, Haukeland University Hospital during 1996\u20132006 (contact 1). In 2009 self-report questionnaires were sent to all patients (contact 2).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Primary and secondary outcome measures<\/jats:title>\n                    <jats:p>\n                      Primary measure was employment status at contact 2\n                      <jats:italic>.<\/jats:italic>\n                      Secondary measures included clinical symptoms, and Fatigue Severity Scale (FSS) scores on both contacts, and Work and Social Adjustment Scale (WSAS) at contact 2.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Of 111 patients at contact 1, 92 (83%) patients returned the questionnaire at contact 2. Mean disease duration at contact 1 was 4.7\u2005years and at contact 2 11.4\u2005years. At contact 1, 9 (10%) were part-time or full-time employed. At contact 2, 49 (55%) were part-time or full-time employed. Logical regression analysis showed that FSS\u22655 at contact 2 was associated with depression, arthralgia and long disease duration (all at contact 1).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>About half of younger patients with CFS with long-term incapacity for work experienced marked improvement including full-time or part-time employment showing better outcomes than expected. Risk factors for transition to permanent disability were depression, arthralgia and disease duration.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1136\/bmjopen-2014-005798","type":"journal-article","created":{"date-parts":[[2014,11,26]],"date-time":"2014-11-26T22:36:24Z","timestamp":1417041384000},"page":"e005798","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":20,"title":["Longitudinal follow-up of employment status in patients with chronic fatigue syndrome after mononucleosis"],"prefix":"10.1136","volume":"4","author":[{"given":"Morten","family":"Nyland","sequence":"first","affiliation":[{"name":"Institute of Clinical Medicine, University of Bergen, Bergen, Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Halvor","family":"Naess","sequence":"additional","affiliation":[{"name":"Institute of Clinical Medicine, University of Bergen, Bergen, Norway"},{"name":"Department of Neurology, Haukeland 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