Clinical Practice Guidelines for Endoscopic Breast Surgery in Patients with Early-Stage Breast Cancer: Chinese Society of Breast Surgery (CSBrS) Practice Guidelines 2021

Title: Clinical Practice Guidelines for Endoscopic Breast Surgery in Patients with Early-Stage Breast Cancer: Chinese Society of Breast Surgery (CSBrS) Practice Guidelines 2021
Edition: Original
Classification: Standard guideline
Field: Comprehensive guideline
Countries and regions: China
Guidelines users:
Evidence classification method: The level of evidence grading system was developed by referring to the GRADE system combined with findings in clinical studies in China. The levels are classified as Category I, II, III, and IV to quantify the evaluation of the reliability of the evidence by experts on the compiling committees. To make these guidelines accessible in clinical practice in China, the expert panel preferentially selected Category I and II evidence, as indicated in the guideline evaluation system Level of evidence Standard I Based on high-level prospective randomized controlled clinical trials, observational studies or meta-analyses with large sample sizes, internationally-recognized current guidelines and consensus statements, published guidelines and consensus statements from national societies or associations, Chinese population-based studies of the above types published in SCI journals, MEDLINE journals, and Chinese series journals II Based on low-level randomized clinical trials, well-designed non-controlled trials or cohort studies, inter-continental professional association guidelines and international conference expert consensus statements, published guidelines and consensus statements from national regional societies or associations, Chinese population-based studies of the above types published in PKU core journals III Based on case-control studies or retrospective studies, published guidelines and consensus statements from national professional associations, and provincial societies or associations, Chinese population-based studies of the above types published in source journals for Chinese scientific and technical papers and citations IV Based on case reports, scientific hypotheses, regional expert consensus statements and published guidelines and consensus statements from national local societies or associations, Chinese population-based studies of the above types published in non-aforementioned core journals
Development unit: The Chinese Society of Breast Surgery
Registration time: 2021-06-13
Registration number: IPGRP-2021CN151
Purpose of the guideline: