饮食调整和膳食纤维补充治疗慢性便秘的循证医学证据和临床建议

慢性便秘发病率较高，且严重影响人们的生命质量。慢性便秘的治疗方法众多，包括饮食调整、药物治疗、针灸按摩、运动、手术治疗等，饮食调整或膳食纤维补充治疗常被推荐用于药物治疗之前应用或与药物治疗联合应用，但在临床实践中缺乏具体的应用规范。本文以循证医学证据为基础，分析饮食调整对预防和治疗慢性便秘的重要地位以及膳食纤维补充剂、天然水果或食品原材料治疗慢性便秘的临床疗效，提出在临床实践中饮食调整、膳食纤维补充的应用原则和具体方法，旨在为专科医师、全科医师以及慢性便秘患者在治疗上提供有益的帮助。

Evidence-based Medical Evidence and Clinical Recommendations for Dietary Modification and Dietary Fiber Supplementation in the Treatment of Chronic Constipation

The incidence of chronic constipation is high, and it will seriously affect people's quality of life. There are many treatment methods for chronic constipation, including dietary modification, drug therapy, acupuncture and massage, exercise, surgery, etc. Dietary modification or dietary fiber supplementation therapy is often recommended before or in combination with drug therapy, but its application in clinical practice lacks specific norms. Based on evidence-based medical evidence, this paper analyzed the importance of dietary modification in the prevention and treatment of chronic constipation and the clinical efficacy of dietary fiber supplements, natural fruits or food raw materials in the treatment of chronic constipation, and put forward the application principles and specific methods of dietary modification and dietary fiber supplementation in clinical practice, in order to provide useful assistance to specialists, general practitioners and patients with chronic constipation.