Nocturnal non-dipping on 24-h Ambulatory Blood Pressure Monitoring in children and adolescents with obesity is associated with higher total cholesterol levels

Background Few studies indicate the occurrence of abnormal nocturnal dipping of blood pressure (BP) in 35–50% of children and adolescents with obesity. The relation between that phenomenon and metabolic complications of obesity remains unclear. To evaluate the association between disorders of glucos...

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Main Authors: Małgorzata Wójcik, Adam Stępień, Marta Bociąga, Katarzyna Ciuk, Dominika Januś, Dorota Drożdż, Jerzy B. Starzyk
Format: Article
Language:English
Published: Taylor & Francis Group 2022-01-01
Series:Clinical and Experimental Hypertension
Subjects:
Online Access:http://dx.doi.org/10.1080/10641963.2021.1984502
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author Małgorzata Wójcik
Adam Stępień
Marta Bociąga
Katarzyna Ciuk
Dominika Januś
Dorota Drożdż
Jerzy B. Starzyk
author_facet Małgorzata Wójcik
Adam Stępień
Marta Bociąga
Katarzyna Ciuk
Dominika Januś
Dorota Drożdż
Jerzy B. Starzyk
author_sort Małgorzata Wójcik
collection DOAJ
description Background Few studies indicate the occurrence of abnormal nocturnal dipping of blood pressure (BP) in 35–50% of children and adolescents with obesity. The relation between that phenomenon and metabolic complications of obesity remains unclear. To evaluate the association between disorders of glucose and lipid metabolism, and nocturnal non-dipping in pediatric patients with obesity. Methods In 207 children (53.14% girls, mean age 14 (range 2–17), mean BMI Z-SCORE 4.38, range 2.07–10.74) standard 24-h Ambulatory Blood Pressure Monitoring was performed. Normal dipping was defined as a ≥ 10% decline in BP during the night. Results There were 106 (51.21%) cases of non-dippers. The mean 24-h nocturnal systolic BP (SBP) reduction (%) was 9.9 ± 5.5. The mean 24-h nocturnal diastolic BP (DBP) reduction (%) was 15.8 ± 8.5. There was a significant correlation between BMI Z-SCORE and mean day-time SBP (r = 0.14 P = .042). There are positive correlations between 24-h heart rate (beats/min) and BMI Z-SCORE (r = 0.15, P = .027), between fasting glucose and systolic BP Z-SCORE (r = 0.17, P = .03) and between mean diastolic BP and LDL cholesterol (r = 0.23, P = .004). Total cholesterol level was significantly higher in non-dippers (4.34 vs. 3.99 mmol/L, P = .034). There were no significant differences between non-dippers and dippers regarding fasting glucose (4.6 vs. 4.8 mmol/L), 120ʹpost load glucose (5.7 vs. 5.9 mmol/L), insulin (19 vs. 20.2 µIU/mL), HOMA-IR (2.36 vs. 2.44), LDL cholesterol (2.64 vs. 2.51 mmol/L), HDL cholesterol (1.06 vs. 1.03 mmol/L) or triglycerides (1.36 vs. 1.34 mmol/L) levels. Conclusion Nocturnal non-dipping is frequent in pediatric patients with obesity. It is associated with higher total cholesterol levels.
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spelling doaj.art-b25d4e9715c5409aac330e2b26b686c52023-09-19T16:04:07ZengTaylor & Francis GroupClinical and Experimental Hypertension1064-19631525-60062022-01-01441576210.1080/10641963.2021.19845021984502Nocturnal non-dipping on 24-h Ambulatory Blood Pressure Monitoring in children and adolescents with obesity is associated with higher total cholesterol levelsMałgorzata Wójcik0Adam Stępień1Marta Bociąga2Katarzyna Ciuk3Dominika Januś4Dorota Drożdż5Jerzy B. Starzyk6Jagiellonian University Medical CollegeJagiellonian University Medical CollegeJagiellonian University Medical CollegeJagiellonian University Medical CollegeJagiellonian University Medical CollegeJagiellonian University Medical CollegeJagiellonian University Medical CollegeBackground Few studies indicate the occurrence of abnormal nocturnal dipping of blood pressure (BP) in 35–50% of children and adolescents with obesity. The relation between that phenomenon and metabolic complications of obesity remains unclear. To evaluate the association between disorders of glucose and lipid metabolism, and nocturnal non-dipping in pediatric patients with obesity. Methods In 207 children (53.14% girls, mean age 14 (range 2–17), mean BMI Z-SCORE 4.38, range 2.07–10.74) standard 24-h Ambulatory Blood Pressure Monitoring was performed. Normal dipping was defined as a ≥ 10% decline in BP during the night. Results There were 106 (51.21%) cases of non-dippers. The mean 24-h nocturnal systolic BP (SBP) reduction (%) was 9.9 ± 5.5. The mean 24-h nocturnal diastolic BP (DBP) reduction (%) was 15.8 ± 8.5. There was a significant correlation between BMI Z-SCORE and mean day-time SBP (r = 0.14 P = .042). There are positive correlations between 24-h heart rate (beats/min) and BMI Z-SCORE (r = 0.15, P = .027), between fasting glucose and systolic BP Z-SCORE (r = 0.17, P = .03) and between mean diastolic BP and LDL cholesterol (r = 0.23, P = .004). Total cholesterol level was significantly higher in non-dippers (4.34 vs. 3.99 mmol/L, P = .034). There were no significant differences between non-dippers and dippers regarding fasting glucose (4.6 vs. 4.8 mmol/L), 120ʹpost load glucose (5.7 vs. 5.9 mmol/L), insulin (19 vs. 20.2 µIU/mL), HOMA-IR (2.36 vs. 2.44), LDL cholesterol (2.64 vs. 2.51 mmol/L), HDL cholesterol (1.06 vs. 1.03 mmol/L) or triglycerides (1.36 vs. 1.34 mmol/L) levels. Conclusion Nocturnal non-dipping is frequent in pediatric patients with obesity. It is associated with higher total cholesterol levels.http://dx.doi.org/10.1080/10641963.2021.1984502childrenobesityblood pressurenon-dippingtotal cholesterol
spellingShingle Małgorzata Wójcik
Adam Stępień
Marta Bociąga
Katarzyna Ciuk
Dominika Januś
Dorota Drożdż
Jerzy B. Starzyk
Nocturnal non-dipping on 24-h Ambulatory Blood Pressure Monitoring in children and adolescents with obesity is associated with higher total cholesterol levels
Clinical and Experimental Hypertension
children
obesity
blood pressure
non-dipping
total cholesterol
title Nocturnal non-dipping on 24-h Ambulatory Blood Pressure Monitoring in children and adolescents with obesity is associated with higher total cholesterol levels
title_full Nocturnal non-dipping on 24-h Ambulatory Blood Pressure Monitoring in children and adolescents with obesity is associated with higher total cholesterol levels
title_fullStr Nocturnal non-dipping on 24-h Ambulatory Blood Pressure Monitoring in children and adolescents with obesity is associated with higher total cholesterol levels
title_full_unstemmed Nocturnal non-dipping on 24-h Ambulatory Blood Pressure Monitoring in children and adolescents with obesity is associated with higher total cholesterol levels
title_short Nocturnal non-dipping on 24-h Ambulatory Blood Pressure Monitoring in children and adolescents with obesity is associated with higher total cholesterol levels
title_sort nocturnal non dipping on 24 h ambulatory blood pressure monitoring in children and adolescents with obesity is associated with higher total cholesterol levels
topic children
obesity
blood pressure
non-dipping
total cholesterol
url http://dx.doi.org/10.1080/10641963.2021.1984502
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