Nursing Intervention Guided by an ICD Nursing Guideline

Inclusion Criteria: * Patients were eligible for inclusion if they met the following criteria: * aged 18 years or older, * admitted to the preoperative/postoperative coronary angiography unit as an ICD candidate, * able to read and write in their native language, no speech, hearing, or vision impairments that could hinder participation in the nursing intervention and * willing to participate voluntarily in the study. Exclusion Criteria: * Patients were excluded if they: * were hospitalized or transferred to another clinic post-implantation, * were referred for psychological counseling by the 30th day post-implantation, * could not be contacted on the 7th or 30th day post-implantation and withdrew from the study.