Comparison of cardio-respiratory physiological variables during exercise in medical students

Comparación de variables fisiológicas cardio-respiratorias durante el ejercicio entre estudiantes de medicina

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Efraín Riveros Pérez
Francisco García
Adriana Valero
Marcela Roa
Pilar Rojas
Abstract

Objective. To evaluate the effect of a 3-week training program on cardiopulmonary variables in medicine students from Universidad de Boyaca. Methods. The design of the study was a randomized controlled experiment. One hundred sedentary medicine students from secondyear were randomized using a numerical table. Experimental group students (n= 44) did exercise (jogging) for half an hour daily during three weeks. Control group individuals (n= 56) kept on with their usual sedentary habits during the three weeks of the program. After this period, all the students taking part in this experiment performed the Course-Navette exercise test. Variables such as heart rate, respiratory rate, diastolic and systolic blood pressure, SpO2 and vital capacity were recorded both at rest and immediately after having done exercise. Maximum oxygen consumption and speed were also recorded during the test. Comparison of variables pre and post- exercise was madeResults. Statistically significant differences were found in variables such as diastolic blood pressure (p<0,045), heart rate (p<0,05), and maximum oxygen consumption (p<0,05) between groups 1 and 2, after doing exercise, being higher values for the non-exercising group. Conclusions: Jogging on a daily basis for three weeks attenuates changes in heart rate, diastolic blood pressure and oxygen consumption in a young healthy sedentary population.

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Author Biographies / See

Efraín Riveros Pérez, Universidad de Boyacá. Clínica de los Andes, Tunja.

MD. Profesor titular de la Facultad de Ciencias de la Salud. Universidad de Boyacá. Coordinador de la Unidad de Cuidado Intensivo de la Clínica de los Andes, Tunja. Líder del grupo de investigación OXIGENAR

Francisco García, Universidad de Boyacá

TR. Estudiante de cuarto semestre de Medicina.

Adriana Valero, Universidad de Boyacá

TR. Profesores asistentes de la Facultad de Ciencias de la Salud.

Marcela Roa, Universidad de Boyacá

TR. Profesores asistentes de la Facultad de Ciencias de la Salud.

Pilar Rojas, Universidad de Boyacá.

TR. Profesores asistentes de la Facultad de Ciencias de la Salud.
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