Apropiación Social y Circulación del Conocimiento: Boletín divulgativo de resultado de investigación
Efecto agudo del ejercicio físico de intensidad moderada sobre las variables espirométricas en sujetos asmáticos broncodilatados. Prueba piloto
Fecha
2020-02-25Registro en:
Sánchez Delgado, J. C., Jácome Hortua, A., Aguirre Aguirre, C. L., & Angarita Fonseca, A. (2019). Efecto agudo del ejercicio físico de intensidad moderada sobre las variables espirométricas en sujetos asmáticos broncodilatados. prueba piloto. Iatreia, 32(1), 7-15. doi:10.17533/udea.iatreia.v32n1a
Autor
Sánchez Delgado, Juan Carlos
Jácome Hortua, Adriana
Aguirre Aguirre, Clara Liliana
Angarita Fonseca, Adriana
Institución
Resumen
Acute effect of moderate-intensity exercise on spirometric variables in broncodilated asthmatic subjects. A pilot study
Background: Exercise-Induced Bronchospasm (BIE) occurs in 70 % to 80 % of asthmatics and its occurrence is more frequent at the end of a session of physical exercise, mainly of vigorous intensity
Objective: To evaluate the acute effect of moderateintensity physical exercise on spirometric variables in asthmatic subjects.
Methodology: A before-and-after type quasi-experimental design. Ten subjects were included (mean age = 23 ± 4 years), which were divided into two groups: five asthmatic subjects and five healthy subjects. Both groups performed 10 min of warm-up, 20 min of treadmill exercise at an intensity of 60 % of the Heart Rate Reserve, and a final cool-down of 5 minutes. Lung function was assessed before and 15 minutes after exercise.
Results: There were statistically significant differences between groups (with asthma = 6 % vs. without asthma = -1 %, p = 0.03) in the pre-post-exercise changes of the ratio of the forced expiratory volume in one second and the forced vital capacity (FEV1/FVC). The multivariate analysis showed that post-exercise FVC in subjects with asthma was significantly lower than in subjects without asthma, after adjusting for the baseline assessment and total body mass