Spectral analysis of breath sounds in asthmatics and chronic asthmatic bronchitis during acute episode
- VernacularTitle:支气管哮喘和慢性喘息型支气管炎患者发作期呼吸音的分析研究(英文)
- Author:
Xiaofeng XIN
;
Kaisheng YIN
;
Xilong ZHANG
;
Yi SHI
;
Xiaoping HUANG
;
- Publication Type:Journal Article
- Keywords:
Asthma;
Chronic asthmatic bronchitis;
Frequency;
Intensity
- From:
Journal of Medical Postgraduates
2003;0(06):-
- CountryChina
- Language:Chinese
-
Abstract:
0.05). However, during episode the inspiratory frequencies in patients with chronic asthmatic bronchitis〔PF=(176.68 ?36.84)Hz,Q 25% =(171.32?32.64)Hz,Q 50% =(229.69? 31.87 )Hz,Q 75% =(382.36? 55.21 )Hz, respectively〕 was significantly lower than that in asthmatics 〔PF=(354.21?67.58)Hz,Q 25% =( 286.42 ? 53.68 )Hz,Q 50% =(386.77?74.18)Hz,Q 75% =(554.68?84.72)Hz,respectively, P
