Sarah Dwinger|Farhad Rezvani|Levente Kriston|Lutz Herbarth|Martin Härter|Jörg Dirmaier
Effects of telephone-based health coaching on patient-reported outcomes and health behavior change: A randomized controlled trial
University Medical Center Hamburg-Eppendorf|Universität Hamburg|University Medical Center Hamburg-Eppendorf|Universität Hamburg|University Medical Center Hamburg-Eppendorf|Universität Hamburg|Kaufmännische Krankenkasse|University Medical Center Hamburg-Eppendorf|Universität Hamburg|University Medical Center Hamburg-Eppendorf|Universität Hamburg
objective telephone based health coaching tbhc seems promising approach foster selfmanagement patients chronic conditions aim study evaluate effectiveness tbhc patientreported outcomes health behavior people living chronic conditions germany methods patients insured statutory health insurance randomized intervention group ig tbhc control group cg usual care using stratified random allocation giving informed consent zelens singleconsent design tbhc based motivational interviewing goal setting shared decisionmaking carried trained nurses outcomes assessed yearly three years used mixed effects models utilizing available data modified intentiontotreat sample main analysis participants study centers included random effects models adjusted age education campaign affiliation results 10815 invited patients 4283 returned questionnaires baseline mean age 6723 years sd 93 555 female according model tbhc statistically significant superior cg regarding 6 19 outcomes physical activity hours per week p 030 metabolic rate per week p 048 bmi p 009 although mainly baseline measuring blood pressure p 001 patient activation p 001 health literacy p 001 regarding stages change p 005 ig group also showed statistically different results cg group however conclusion remains inconclusive withingroup contrasts indicating changes baseline followups significant betweengroup comparisons regarding changes supported findings standardized effect sizes small tbhc show effect mental qol health status alcohol smoking adherence measuring blood sugar foot monitoring anxiety depression distress campaignspecific subgroup effects detected foot monitoring physician blood sugar measurement conclusion tbhc interventions might small effects patient reported behavioral outcomes practice implications future research focus analyzing intervention components effective profits tbhc interventions registration german clinical trials register deutsches register klinischer studien drks drks00000584