References
- Abbasi S, Akbari L. 2016. The effect of personnel primary communication on the pre-operative anxiety of patients admitted to operating room. Nursing Practice Today 2.
- Arslan S, Özer N, Özyurt F. 2008. Effect of music on preoperative anxiety in men undergoing urogenital surgery. Australian Journal of Advanced Nursing 26.
- Ayyadhah Alanazi A. 2014. Reducing anxiety in preoperative patients: a systematic review. British Journal of Nursing 23:387–393.
- Barlow DH. 2000. Unraveling the mysteries of anxiety and its disorders from the perspective of emotion theory. American Psychologist 55:1247–1263.
- Boker A, Brownell L, Donen N. 2002. The Amsterdam preoperative anxiety and information scale provides a simple and reliable measure of preoperative anxiety. Journal Canadien D'anesthésie [Canadian Journal of Anesthesia] 49:792–798.
- Carlsson RNE, Henningsson RN. 2018. Visiting the operating theatre before surgery did not reduce the anxiety in children and their attendant parent. Journal of Pediatric Nursing 38:e24–e29.
- Chow CHT, Van Lieshout RJ, Schmidt LA, Dobson KG, Buckley N. 2016. Systematic review: audiovisual interventions for reducing preoperative anxiety in children undergoing elective surgery. Journal of Pediatric Psychology 41:182–203.
- Engel GL, Schmale AH. 1972. Conservation-withdrawal: a primary regulatory process for organismic homeostasis. Ciba Foundation Symposium 8:57–75.
- Ip HYV, Abrishami A, Peng PWH, Wong J, Chung F. 2009. Predictors of postoperative pain and analgesic consumption: a qualitative systematic review. Anesthesiology 111:657–677.
- Jawaid M, et al. 2007. Preoperative anxiety before elective surgery. Neurosciences 12:145–148.
- Kain ZN, Mayes LC, Caldwell-Andrews AA, Karas DE, McClain BC. 2006. Preoperative anxiety, postoperative pain, and behavioral recovery in young children undergoing surgery. Pediatrics 118:651–658.
- Kunthonluxamee A, Pitimana-aree S, Laurujisawat P. 2013. Validity and reliability of the Amsterdam Preoperative Anxiety and Information Scale (APAIS); Thai version in adult Thai pre-operative patients. Journal of the Psychiatric Association of Thailand 54:83–92.
- LaMontagne LL, Hepworth JT, Cohen F, Salisbury MH. 2003. Cognitive-behavioral intervention effects on adolescents' anxiety and pain following spinal fusion surgery. Nursing Research 52:183–190.
- Landis C. 1930. Walter B. Cannon. Bodily changes in pain, hunger, fear and rage (2nd ed., revised and enlarged.) New York: Appleton, 1929. Pp. xvi + 404. The Pedagogical Seminary and Journal of Genetic Psychology 38:527–531.
- Maranets I, Kain ZN. 1999. Preoperative anxiety and intraoperative anesthetic requirements. Anesthesia and Analgesia 89:1346–1351.
- Martin D. 1996. Pre-operative visits to reduce patient anxiety: a study. Nursing Standard 10:33–38.
- Matthias AT, Samarasekera DN. 2012. Preoperative anxiety in surgical patients – experience of a single unit. Acta Anaesthesiologica Taiwanica 50:3–6.
- Moerman N, van Dam FS, Muller MJ, Oosting H. 1996. The Amsterdam Preoperative Anxiety and Information Scale (APAIS). Anesthesia and Analgesia 82:445–451.
- Mulugeta H, et al. 2018. Preoperative anxiety and associated factors among adult surgical patients in Debre Markos and Felege Hiwot referral hospitals, Northwest Ethiopia. BMC Anesthesiology 18:1–9.
- Nigussie S, Belachew T, Wolancho W. 2014. Predictors of preoperative anxiety among surgical patients in Jimma university specialized teaching hospital, South Western Ethiopia. BMC Surgery 14:67.
- Pinar G, Kurt A, Gungor T. 2011. The efficacy of preopoerative instruction in reducing anxiety following gyneoncological surgery: a case control study. World Journal of Surgical Oncology 9:38.
- Suraweera C, Hanwella R, Sivayokan S, De Silva V. 2013. Rating scales validated for Sri Lankan populations. Sri Lanka Journal of Psychiatry 4:16.