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La frecuencia cardíaca máxima y el rendimiento de la cinta de correr de mujeres sanas en relación con la edad
Circulation
|January 1, 1978
Resumen
La frecuencia cardíaca máxima en las mujeres disminuye con la edad, pero la resistencia al ejercicio no disminuye significativamente. Se recomiendan tablas de frecuencia cardíaca específicas para las mujeres para una prueba de ejercicio precisa.
Área de la Ciencia:
- Cardiología Cardiología.
- Fisiología del ejercicio Fisiología del ejercicio
Sus antecedentes:
- La respuesta máxima al ejercicio en la cinta de correr es crucial para evaluar la salud cardiovascular.
- Comprender los cambios relacionados con la edad en los parámetros de ejercicio es importante para la salud de las mujeres.
- El estilo de vida sedentario influye en la respuesta al ejercicio.
Objetivo del estudio:
- Para investigar la frecuencia cardíaca máxima, la capacidad de trabajo y la respuesta electrocardiográfica durante el ejercicio en cinta de correr en mujeres.
- Para determinar la relación entre la edad y estos parámetros de ejercicio.
- Para evaluar la necesidad de tablas de frecuencia cardíaca específicas en las pruebas de ejercicio de las mujeres.
Principales métodos:
- 95 mujeres asintomáticas, predominantemente sedentarias, de entre 19 y 69 años de edad, se sometieron a pruebas de ejercicio máximo en cinta de correr.
- Se registraron la frecuencia cardíaca máxima (MHR), la resistencia al ejercicio y las respuestas electrocardiográficas.
- Se realizó un análisis estadístico para evaluar las tendencias relacionadas con la edad.
Principales resultados:
- El promedio de MHR estaba inversamente relacionado con la edad (MHR = 216 - 0,88 * edad).
- La resistencia al ejercicio en cinta de correr no mostró una reducción estadísticamente significativa con la edad.
- La depresión asintomática del segmento ST se produjo en el 6% de los sujetos, con mayor frecuencia en mujeres mayores.
Conclusiones:
- Las fórmulas de predicción de la frecuencia cardíaca máxima deben tener en cuenta la edad en las mujeres.
- La resistencia al ejercicio en cinta de correr se mantiene con la edad en esta cohorte.
- Se recomiendan tablas de frecuencia cardíaca específicas para las mujeres para las pruebas de ejercicio gradual, sin ajustes en el estilo de vida.
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Purposes