Incidence and yrend of occupational pneumoconiosis in Ankang city from 1974 to 2017

Abstract

Objective: To understand the epidemiological feature and prevalent trend of pneumoconiosis in Ankang City, pertinently put forward the prevention and control strategy, and provide the basis for comprehensive prevention and treatment of pneumoconiosis. Methods: China Information System for Disease Control and Prevention has exported the network report data of "occupational diseases and occupational health information monitoring" from January 1, 2006 to December 312017 and has created the database; has investigated and supplemented the occupational disease reporting results from January 1, 1974 to December 31, 2005; has conducted the data cleansing through SPSS17.00; has conducted the statistical description and analysis according to pneumoconiosis diagnosis time, age, sex, length of service, industry, and etc. Results: From 1974 to 2017, Ankang City has accumulatively reported 1047 cases of various occupational pneumoconiosis; of which, 992 new cases and 55 stage development cases. Entities of pneumoconiosis include silicosis, coal workers pneumoconiosis, electric arc welders pneumoconiosis, cement pneumoconiosis and asbestosis; number of new cases of silicosis ranks first, the second is coal workers pneumoconiosis. Average length of employment of the occurrence of pneumoconiosis is (15.01±8.95) years; average length of age of the occurrence is (47.11±7.86) years. Distribution of pneumoconiosis involves 8 industries; the first is mining industry (54.23%) , the second is construction industry (27.52%) , and the third is public management, social security and social organization (12.70%) . Pneumoconiosis involves 24 types of work; the first is drillman (47.28%) , the second is main coal miners (15.52%) , and the third is blasters (13.31%) . Conclusion: Prevention and treatment of pneumoconiosis in Ankang City gives priority to silicosis and coal workers pneumoconiosis, puts emphasis on strengthening the prevention of pneumoconiosis of drillman in the mining industry; the occurrence of pneumoconiosis is in a linear upward trend from 2012.