Study on traditional Chinese medicine syndrome of esophageal cancer based on Delphi method

摘要

Esophageal cancer is one of the common malignant tumors in humans.Traditional Chinese medicine(TCM)has unique advantages in the treatment of esophageal cancer.However,the TCM syndrome classification of esophageal cancer is not standardized.This Delphi survey aimed to explore the TCM syndrome classification and symptom characteristics of esophageal cancer.Methods:Based on literature research,an expert consultation questionnaire was developed for the study of the TCM syndrome rules of esophageal cancer.Two rounds of questionnaire surveys were conducted among 62 experts across the country.Statistical description and statistical analysis of the mean,coefficient of variation,grade sum,and unimportant percentage of the retrieved data.TCM syndrome rules and diagnostic indicators for esophageal cancer after screening and sorting out the questionnaire items,convening experts to demonstrate.Results:62 valid questionnaires were collected,and the expert positive coefficient was 100%.The Kendall''s coefficient of concordance W of the first and second rounds are 0.232 and 0.2334 respectively.In addition,the Kendall''s coefficient of concordance W of the second round has been improved compared with the first round,suggesting that experts have a better degree of coordination on the importance of indicators.The common TCM syndromes of esophageal cancer are obtained:"liver-stomach disharmony,phlegm and qi obstruction syndrome","liver and spleen disorders,phlegm accumulating with stagnation syndrome","deficiency of liver and kidney yin,stubborn blood syndrome","deficiency of spleen and kidney yang,stubborn blood syndrome".Conclusion:The TCM syndrome indicators of esophageal cancer has been established.It provides a basis for the standardized research of TCM syndrome diagnosis of esophageal cancer,which is of positive significance for improving the level of clinical diagnosis and treatment.