Abstract
Background
Non-alcoholic fatty liver disease (NAFLD) is increasingly recognized in obese and overweight children. NAFLD is the commonest cause of chronic liver disease in these children. We undertook a study to assess the prevalence of NAFLD and to identify the associated anthropometric and metabolic risk factors.
Methods
This cross-sectional study was done with 154 overweight and obese children. The study population was divided into 2 groups based on the presence or absence of NAFLD by screening with ultrasonography and/or alanine transaminase levels. Anthropometric (body mass index [BMI], waist circumference) and biochemical parameters (triglyceride, high density lipoprotein, low density lipoprotein, very low density lipoprotein, total cholesterol, insulin, homeostasis model assessment of insulin resistance [HOMA-IR], alanine transaminase, aspartate transaminase) were compared between these two groups.
Results
NAFLD was diagnosed based on abnormal screening in 79 (51.3%) overweight and obese children. No age or gender difference was noted between the 2 groups. There were no significant differences in BMI, systolic blood pressure, diastolic blood pressure, and waist circumference between patients with and without NAFLD. Low-density lipoprotein (LDL) cholesterol levels were found significantly higher in the NAFLD group. There was no significant difference in lipid profile apart from LDL cholesterol, aspartate transaminase, and HOMA-IR between the 2 groups.
Conclusion
NAFLD is common in overweight and obese southern Indian children. High LDL cholesterol level is a risk factor for NAFLD in these children. Screening of this high-risk group for early diagnosis of NAFLD is essential to prevent and monitor further progression of the disease.
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Acknowledgements
We would like to thank Mr. Durairaj Mahadevan, Department of Biochemistry, for his assistance in statistical analysis.
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ST and TAB conceived the study. ST, SS, and TAB collected data and managed the patients. ST reviewed the literature and drafted the initial version of the manuscript. All authors contributed to drafting of the manuscript and approved the final version of the manuscript. TAB shall act as guarantor of the paper.
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The study was conducted at Indira Gandhi Medical College and Research Institute, Puducherry.
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Thiagarajan, S., Shrinuvasan, S. & Arun Babu, T. Screening for non-alcoholic fatty liver disease among obese and overweight children: Prevalence and predictors. Indian J Gastroenterol 41, 63–68 (2022). https://doi.org/10.1007/s12664-021-01198-0
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DOI: https://doi.org/10.1007/s12664-021-01198-0