Epidemiological survey on bronchial asthma in Henan province

• Published in: Zhonghua jiehe he huxi zazhi Vol. 25; no. 1; p. 25
• Main Authors: Wang, Guobin, Peng, Yili, Du, Changmei, Tang, Bingxiang, Liu, Jungang, Zhen, Xin'an, Wang, Cuihua, Xing, Jin, Xu, Jiying, Wang, Guojie, Jiao, Xianfa
• Format: Journal Article
• Language: Chinese
• Published: China 01-01-2002
• Subjects: Adolescent; Adult; Age Distribution; Aged; Asthma - epidemiology; Asthma - genetics; Child; Child, Preschool; China - epidemiology; Data Collection; Female; Humans; Male; Middle Aged; Prevalence; Risk Factors; Seasons; Sex Factors; China
• ISSN: 1001-0939

To survey asthma prevalence, correlation factors for prevention, treatment, and for policy decision of asthma control.
Done with TB epidemiological survey synchronously, sampling by stratified-cluster-random method. 43 points were selected and distributed in all 18 prefectures in Henan province. Sampling population was 75 134, and 65 033 (97.0%) were investigated actually.
In this survey, 682 asthma patients were found. The total prevalence rate was 1.05%, the rate for children was 1.71%, and that for adult was 0.82%; the rates for male and female were 1.16%, 0.94% respectively. The ratio of male to female was 1.23:1. When asthmatic chronic bronchitis cases were regarded as asthma cases and included in total asthma cases, the overall prevalence rate of asthma would increase up to 1.73%, raised by 65%. The higher prevalence were in 0 approximately 3 years old age group (4.48%) and >/= 65 years old age group (1.43%), the lowest prevalence was in 15 approximately 24 years old age group (0.36%). For 90% of asthma