scholarly journals Nonresponders of Physical Activity on Prescription (PAP) Can Increase Their Exercise Capacity with Enhanced Physiotherapist Support

Author(s):  
Tom Martinsson Ngouali ◽  
Mats Börjesson ◽  
Åsa Cider ◽  
Stefan Lundqvist

Swedish physical activity on prescription (PAP) is an evidence-based method to promote physical activity. However, few studies have investigated the effect of Swedish PAP on physical fitness, in which better cardiorespiratory fitness is associated with lower risks of all-cause mortality and diagnose-specific mortality. Direct measures of cardiorespiratory fitness, usually expressed as maximal oxygen uptake, are difficult to obtain. Hence, exercise capacity can be assessed from a submaximal cycle ergometer test, taking the linear relationship between heart rate, work rate, and oxygen uptake into account. The aim of this study was to evaluate exercise capacity in the long term, following PAP treatment with enhanced physiotherapist support in a nonresponding patient cohort. In total, 98 patients (48 women) with insufficient physical activity levels, with at least one component of the metabolic syndrome and nonresponding to a previous six-month PAP treatment, were randomized to PAP treatment with enhanced support from a physiotherapist and additional exercise capacity tests during a two-year period. A significant increase in exercise capacity was observed for the whole cohort at two-year follow-up (7.6 W, p ≤ 0.001), with a medium effect size (r = 0.34). Females (7.3 W, p = 0.025), males (8.0 W, p = 0.018) and patients ≥58 years old (7.7 W, p = 0.002) improved significantly, whereas a nonsignificant increase was observed for patients <58 years old (7.6 W, p = 0.085). Patients with insufficient physical activity levels who did not respond to a previous six-month PAP treatment can improve their exercise capacity following PAP treatment with enhanced support from a physiotherapist during a two-year period. Future studies should include larger cohorts with a control group to ensure valid estimations of exercise capacity and PAP.

Retos ◽  
2019 ◽  
pp. 8-15
Author(s):  
Santiago Guijarro-Romero ◽  
Daniel Mayorga-Vega ◽  
Carolina Casado-Robles ◽  
Jesús Viciana

El objetivo del presente estudio fue comparar el efecto de una unidad didáctica intermitente de acondicionamiento físico en Educación Física sobre los niveles de actividad física y capacidad cardiorrespiratoria entre estudiantes con un perfil saludable/no saludable de capacidad cardiorrespiratoria. Ochenta estudiantes de 2º-3º curso de Educación Secundaria fueron asignados aleatoriamente al grupo control y grupo experimental. El grupo experimental, dividido en perfiles saludable/no saludable, realizó una unidad didáctica intermitente de acondicionamiento físico para mejorar la capacidad cardiorrespiratoria. El grupo control trabajó un contenido diferente durante el mismo tiempo y con la misma frecuencia, pero sin hacer hincapié en la mejora de la capacidad cardiorrespiratoria. Antes y después de la intervención, la capacidad cardiorrespiratoria se evaluó objetivamente mediante el test de ida y vuelta de 20 metros. Los niveles de actividad física fueron medidos objetivamente a través de un pulsómetro durante las clases de Educación Física. Ambos perfiles tuvieron mayores niveles de actividad física durante las clases de Educación Física que el grupo control (p < .001). Sin embargo, solo los estudiantes con un perfil no saludable mejoraron significativamente sus niveles de capacidad cardiorrespiratoria tras la unidad didáctica (p < .01). Aunque una unidad didáctica intermitente de acondicionamiento físico parece tener un efecto similar en los niveles de actividad física de todos los perfiles de capacidad cardiorrespiratoria de los estudiantes, solo mejora la capacidad cardiorrespiratoria de los estudiantes con un perfil no saludable. Abstract. The purpose of the present study was to compare the effect of a Physical Education-based physical fitness intermittent teaching unit on physical activity levels and cardiorespiratory fitness among students with healthy/unhealthy cardiorespiratory fitness profile. Eighty students from 2º-3º grades of Secondary Education were randomly assigned to the control group and experimental group. The experimental group, divided into healthy/unhealthy profiles, performed a physical fitness intermittent teaching unit to improve the cardiorespiratory fitness. The control group worked a different content during the same time and with the same frequency, but without emphasizing cardiorespiratory fitness improvement. Before and after the teaching unit, students’ cardiorespiratory fitness was objectively measured by the 20-meter shuttle run test. Participants’ physical activity levels were measured objectively using a heart rate monitor during Physical Education lessons. Students from both profiles had higher physical activity levels during Physical Education lessons than the control group (p < .001). However, only students with an unhealthy cardiorespiratory fitness profile statistically improved their cardiorespiratory fitness levels after the teaching unit (p < .01). Although an intermittent physical fitness teaching unit seems to have similar effect on physical activity levels of students from all cardiorespiratory fitness profiles, it only improves the cardiorespiratory fitness of those with an unhealthy one.


2018 ◽  
Vol 50 (5S) ◽  
pp. 499-500
Author(s):  
Allison M. Barry ◽  
Nathan D. Dicks ◽  
Kassiann D. Landin ◽  
Tanis J. Walch ◽  
Kyle J. Hackney ◽  
...  

2018 ◽  
Vol 315 (4) ◽  
pp. E460-E468 ◽  
Author(s):  
Marjorie Boyer ◽  
Patricia L. Mitchell ◽  
Paul Poirier ◽  
Natalie Alméras ◽  
Angelo Tremblay ◽  
...  

Cholesterol efflux capacities (CECs) are negatively associated with cardiovascular disease risk, irrespective of plasma high-density lipoprotein (HDL) cholesterol levels. Whether interventions targeting lifestyle improve HDL-CECs is unknown. Our objective was to determine whether improving dietary quality and increasing physical activity levels improves HDL-CECs in men with abdominal obesity and dyslipidemia. Our study sample included men (48 ± 8.5 yr) with an elevated waist circumference (≥90 cm) associated with dyslipidemia (triglycerides ≥1.69 and/or HDL cholesterol <1.03 mmol/l); 113 men completed a 1-yr intervention, consisting of a healthy eating and physical activity/exercise program, and 32 were included in a control group. An oral lipid tolerance test (OLTT) was performed in a subsample of 28 men who completed the intervention, and blood was collected every 2 h for 8 h. HDL-CECs were measured using [3H]cholesterol-labeled J774 macrophages and HepG2 hepatocytes. The lifestyle modification program led to an overall improvement in the cardiometabolic risk profile, increases in J774-HDL-CEC by 14.1% (+0.88 ± 1.09%, P < 0.0001), HepG2-HDL-CEC by 3.4% (+0.17 ± 0.75%, P = 0.01), and HDL cholesterol and apolipoprotein A-1 levels (13.5%, P < 0.0001 and 14.9%, P < 0.0001, respectively). J774-HDL-CECs and HepG2-HDL-CECs did not change in the control group. The best predictor for changes in HDL-CEC was apolipoprotein A-1 level. The lifestyle modification program also improved HDL-CEC response in postprandial lipemia during an OLTT. HDL-CEC did not change during the OLTT. Our results suggest that increasing physical activity levels and improving diet quality can have a positive impact on both HDL quantity and quality in men with abdominal obesity and dyslipidemia.


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