为指引《人工髋关节置换手术入路决策的临床实践指南》的制订工作，并接受方法学监督，故发布此计划书。基于美国医学科学院(IOM)最新指南定义、世界贸易组织(WHO)指南制订手册、证据推荐分级(GRADE)、证据质量评价工具(AGREE Ⅱ)指南质量评价工具以及国际实践指南报告标准(RIGHT)来制订临床实践指南的计划书。指南工作组于2020年12月成立，确定了指南制订小组、指南指导委员会、指南秘书小组、外部评审小组的人员和任务。指南计划书确定了利益声明与处理、对象、干预、对照、预后(PICO)原则问题、检索策略、证据质量评价、患者意愿调查、推荐意见的产生、指南推荐意见的同行评审、指南的形成、发表以及更新、指南的传播、实施与评价、指南的使用者及目标人群等关键问题的处理和操作步骤。本文就《人工髋关节置换手术入路决策的临床实践指南》将是基于循证医学证据生成的，适用于中国医生的髋关节置换手术入路决策指南进行阐述。

To observe a protocol for developing a clinical practice guideline for the approach in hip arthroplasty, based on the definition of Institution of Medicine(IOM)about clinical practice guideline (CPG), World Health Orgnization(WHO) handbook, the grading of recommendations assessment, development, and evaluation(GRADE), Appraisal of Guidelines Research and Evaluation(AGREE Ⅱ), and the Reporting Items for Practice Guidelines in Healthcare(RIGHT) for publishing the CPG, this protocol was chased before making CPG. The Guideline Working Groups were established in Dec 2020, group members and missions of the Guideline Development Group, the Guideline Steering Group, the Guideline Secretary Group and the External Experts were set up then. The progresses and procedures of Declaration of Interests and Funding Support, Formulating Questions and Choosing Outcomes, Databases Searched, Evidence Assessment, Patients’ Values and Preferences, Developing Recommendations, Peer Review of Guideline, Reporting Publication and Updating of the Guideline, Promotion, Implementation and Evaluation of Guideline, Guideline Target Users and Target Population, such mentioned above could be found in this protocol. The present protocol for developing a clinical practice guideline for the approach in hip arthroplasty was based on the clinical evidences, and it would be the most suitable guideline for Chinese population.