“…Our study population consisted only of patients who underwent laminectomy or discectomy under general anesthesia. However, previous studies conducted surveys targeting patients who were scheduled to be submitted to a variety of elective surgeries either classified as minor, intermediate, or major according to invasiveness, blood loss, and length of hospital stay [5,10] or that were classified according to surgical subspecialty, e.g., orthopedics or gynecology [1,12,20]. These divergent results indicate that preoperative anxiety may vary depending on the specific issue and the associated surgical procedures, outcomes, and risks.…”