Analysis of risk factors and prevalence of rheumatoid arthritis in middle-aged and elderly population in Luohe of Henan

VernacularTitle:河南漯河地区中老年人群类风湿关节炎危险因素及其患病情况分析
Author: Jian SUN
Keywords: arthritis; rheumatoid; risk factor; prevalence
From: Chongqing Medicine 2017;46(6):802-804
CountryChina
Language:Chinese
Abstract: Objective To explore the prevalence and risk factors of rheumatoid arthritis in the elderly population in Luohe District of Henan Province.Methods A total of 8 610 residents were recruited for a two-stage cluster sampling survey through a questionnaire of RA according to 2010 ACR/EULAR classification criteria.Physical examinations and blood tests were performed.Results The crude prevalence rate of rheumatoid arthritis was 0.76％ and 0.71％ for standardized prevalence in the middle-aged and elderly population in Luohe city.In the age distribution,of the 65-69 years old and 60-64 years old prevalence were 1.13％ and 0.84 ％,and 1.10 ％ and 0.77 ％ for standardized prevalence respectively.Sexual comparisons showed a significantly higher prevalence in females than in males (1.02 ％ vs.0.39 ％,x2 =10.513,P =0.001).The risk factors of RA were:sex (female),living floor (first floor),smoking and genetic factors,risk were 2.595 (95％CI:1.407-4.784),2.967 (95％CI:1.749-6.307) 1.682 (95％ CI:1.206-4.039) and 1.934 (95 ％ CI:1.286-4.130).Conclusion The prevalence of rheumatoid arthritis was 0.71％ in the middle-aged and elderly population in Luohe city.The risk factors involve women,smoking and hereditary factors