Skip to main content

Advertisement

Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Table 2 Cardio-metabolic changes (mean ± SD) following 12 weeks of Active-at-Home-HF intervention

From: Acceptability, Feasibility and Preliminary Evaluation of a Novel, Personalised, Home-Based Physical Activity Intervention for Chronic Heart Failure (Active-at-Home-HF): a Pilot Study

 Pre-interventionPost-interventionP value% change
Measurements at rest
 Oxygen consumption (ml/kg/min)3.8 ± 1.04.1 ± 0.80.367.9
 Respiratory exchange ratio0.85 ± 0.10.85 ± 0.10.920
 Heart rate (beats/min)67 ± 770 ± 70.244.5
 Stroke volume index (ml/beat)48 ± 949 ± 80.752.0
 Cardiac output (l/min)6.1 ± 16.6 ± 10.148.2
 Systolic blood pressure (mmHg)118 ± 18124 ± 180.414.0
 Diastolic blood pressure (mmHg)74 ± 876 ± 120.742.6
 Mean arterial pressure (mmHg)90 ± 992 ± 130.662.2
Measurements at peak exercise
 Oxygen consumption (ml/kg/min)16.8 ± 3.817.6 ± 4.20.544.8
 Respiratory exchange ratio1.05 ± 0.11.07 ± 0.10.621.9
 Heart rate (beats/min)106 ± 19107 ± 160.921.0
 Stroke volume (ml/beat)127 ± 34151 ± 340.0518.9
 Stroke volume index (ml/beat/m2)64 ± 1475 ± 170.0417.2
 Cardiac output (l/min)13.4 ± 415.3 ± 4.90.1914.2
 Cardiac index (l/min/m2)6.8 ± 1.57.6 ± 2.00.1911.7
 Systolic blood pressure (mmHg)155 ± 30150 ± 300.623.2
 Diastolic blood pressure (mmHg)80 ± 879 ± 80.721.3
 Mean arterial pressure (mmHg)103 ± 13102 ± 130.871.0
 Peak exercise workload (watts)82 ± 1091 ± 190.2111
 Exercise workload at anaerobic threshold (watts)49 ± 1659 ± 140.0120
 Oxygen consumption at anaerobic threshold (ml/kg/min)11.5 ± 2.912.8 ± 2.20.3911.3
 Rate of perceived exertion16 ± 2.417 ± 2.30.226.3