Keywords: educational tools; postoperative recovery; preoperative anxiety; questionnaire; scoring system EN educational tools postoperative recovery preoperative anxiety questionnaire scoring system 334 335 2 04/05/23 20230501 NES 230501 The increasing impact of globalization on healthcare demands uniformity, standardization, and universally verifiable results. The IQOLA proposed a three-stage procedure consisting of translation, cross-cultural adaptation, and empirical validation.[3] The first step is the forward translation by 2 bilingual translators producing one common translation, which then is back-translated again by 2 translators and compared with the original source. Only then can such self-report health status questionnaires remain the gold standard for global assessments and permit comparison of health status and outcome after medical interventions among different countries. [Extracted from the article]