This study was conducted as a randomized controlled experimental study. The study was conducted with patients hospitalized in the chest diseases intensive care unit of a state hospital. The study was terminated with the participation of 140 patients, 70 in each group. Data were collected with Descriptive Information Form and COPD Self-Efficacy Scale.

This study was conducted as a randomized controlled experimental study. The study was conducted with patients hospitalized in the chest diseases intensive care unit of a state hospital. The study was terminated with the participation of 140 patients, 70 in each group. Data were collected with the Descriptive Information Form and COPD Self-Efficacy Scale. Self-efficacy of all patients was assessed at the beginning of the study. Patients in the intervention group were given training prepared in line with the health promotion model. The control group received standard practices of the clinic. After three months, patients' self-efficacy was re-evaluated.

Inclusion Criteria:

• being 18 years of age or older,
• having been diagnosed with COPD at least 6 months ago,
• volunteering to participate in the study,
• being able to speak and understand Turkish and communicate effectively,
• not having a mental or physical disability that would prevent answering the questions.

Exclusion Criteria:

• having a psychiatric illness,
• having vision and hearing problems,
• having cognitive dysfunction,
• not volunteering to participate in the study.