Abstract:
:This study reveals the lipoprotein subclass pattern associated with cardiorespiratory fitness (CRF) in healthy children. Serum concentrations of lipoprotein subclasses and concentrations and average particle size of their main classes were quantified in 94 ethnic Norwegian children using high-performance liquid chromatography (HPLC). Twenty-four lipoprotein features were used as input to multivariate regression analysis with CRF measured either by peak oxygen consumption (VO2peak) using a continuous treadmill protocol or indirectly by the 10-minute Andersen intermittent running field test. By including BMI and gender as descriptors, a predictive cross-validated multivariate regression model was obtained for both CRF measures. CRF correlated positively with average particle size for high-density lipoprotein (HDL) and its subclasses of large HDL particles and negatively with very small HDL particles, chylomicrons, triglycerides, and average size and concentration of very low-density lipoprotein (VLDL) particles and VLDL subclasses of large particles (P<.05). BMI correlated negatively with both measures of CRF, but exhibited a stronger association with VO2peak than with the Andersen test. Our data showed a strong association between CRF measured either by VO2peak or by the Andersen test and a subclass lipoprotein pattern that is associated with cardiovascular (CV) health. Thus, our results show why high levels of CRF are beneficial for children's CV health. The Andersen test, being a practical field test that involves minimal equipment and, being less influenced by BMI than VO2peak, represents a good measure of CRF, and, accordingly, a proxy measure of cardiovascular health status in children.
journal_name
Scand J Med Sci Sportsjournal_title
Scandinavian journal of medicine & science in sportsauthors
Resaland GK,Rajalahti T,Aadland E,Kvalheim OMdoi
10.1111/sms.12897subject
Has Abstractpub_date
2018-01-01 00:00:00pages
220-227issue
1eissn
0905-7188issn
1600-0838journal_volume
28pub_type
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journal_title:Scandinavian journal of medicine & science in sports
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