Spiritual/religious training on pre-operative anxiety of patients' undergoing coronary artery bypass graft

INTERVENTION: Behavior Control group: The control group only received routine nursing care including: initial physical and mental supports. Intervention 1: Intervention group: The intervention was included of five sessions of spiritual‐religious group therapy with emphasis on the Richards and Bergin’s spiritual therapy technique and based on Islamic Zikrs (holy Quran and Hadith with positive approach), and meditation. Each session including 5‐7 people and lasted from 45 min to one hour in average of five days. Intervention 2: Control group: The control group only received routine nursing care including: initial physical and mental supports. Intervention group: The intervention was included of five sessions of spiritual‐religious group therapy with emphasis on the Richards and Bergin’s spiritual therapy technique and based on Islamic Zikrs (holy Quran and Hadith with positive approach), and meditation. Each session including 5‐7 people and lasted from 45 min to one hour in average of five days. CONDITION: Anxiety disorder, unspecified Anxiety. ; Anxiety disorder, unspecified PRIMARY OUTCOME: Anxiety. Timepoint: Before intervention and five sessions after interventions. Method of measurement: Hamilton Anxiety Scale. SECONDARY OUTCOME: Age, Gender, Disease Background and Acceptance to be as a participants. Timepoint: Prior of the study. Method of measurement: Demographic questionnaire. INCLUSION CRITERIA: INCLUSION CRITERIA: Patients were confirmed to surgery and recorded in their case by Angiography; the first time hospitalization for cronary surgery; having ability to communication and interview; ability to tolerate the interventions; acceptance to be as a research participants; aged between 45 to 75 years old; Moslem, Shiites; Literacy to read and write in Persian; Ability to talking with Persian language; Exclusion criteria: Patients who had medical background of depression, chronic anxiety or schizophrenia; patients who didn’t complete their questionnaires;