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Protein Energy Wasting in Children With Chronic Kidney Disease and End-Stage Kidney Disease: An Observational Study.
J Ren Nutr. 2021 05; 31(3):270-277.JR

Abstract

OBJECTIVES

Protein energy wasting (PEW), a specific nutritional comorbidity associated with increased mortality, is underrecognized in children with chronic kidney disease (CKD). The aim of this study was to determine the burden and factors associated with PEW and assess the utility of parameters used to diagnose PEW in children with CKD and End stage kidney disease (ESKD).

METHODS

Children between 2 and 18 years of age with CKD stages 2-5 were recruited over 30 months. Parameters of PEW assessed included body mass index for height, mid-upper arm circumference, height for age, appetite, serum albumin, cholesterol, transferrin, and C-reactive protein. Based on number of criteria fulfilled in each subject, PEW was further stratified as mild, standard, and modified PEW.

RESULTS

One hundred twenty-three children (male:female 3:1, 73 in CKD stages 2-4, 50 with ESKD) were recruited. PEW was observed in 58% (47% in CKD stages 2-4 vs. 73% ESKD, P = .035). Longer duration and severity of disease was associated PEW. Reduced appetite (P = .001, P = .04), low mid-upper arm circumference (P = .000, P = .006), and low body mass index for height (P = .000, P = .007) were useful criteria to diagnose PEW in CKD stages 2-4 and ESKD, while most children did not meet biochemical criteria. Inflammation observed in 47% was higher in those with ESKD [CKD stages 2-4: 72 (39%) vs. ESKD: 29 (59%), P = .02] but was associated with PEW only in CKD stages 2-4.

CONCLUSION

PEW was highly prevalent in children with CKD and ESKD. Appetite and anthropometry measures were more useful than biochemical criteria for diagnosis of PEW. Whereas inflammation was common, it was associated with PEW only in CKD stages 2-4. Pediatric CKD and ESKD may need exclusive diagnostic criteria for PEW based on anthropometry, appetite, and inflammation.

Authors+Show Affiliations

Department of Pediatric Nephrology, St John's National Academy of Health Sciences, Bangalore, Karnataka, India. Electronic address: arpanaiyengar@gmail.com.Department of Biostatistics, St John's National Academy of Health Sciences, Bangalore, Karnataka, India.Department of Pediatric Nephrology, St John's National Academy of Health Sciences, Bangalore, Karnataka, India.

Pub Type(s)

Journal Article
Observational Study
Research Support, Non-U.S. Gov't

Language

eng

PubMed ID

32958374

Citation

Iyengar, Arpana, et al. "Protein Energy Wasting in Children With Chronic Kidney Disease and End-Stage Kidney Disease: an Observational Study." Journal of Renal Nutrition : the Official Journal of the Council On Renal Nutrition of the National Kidney Foundation, vol. 31, no. 3, 2021, pp. 270-277.
Iyengar A, Raj JM, Vasudevan A. Protein Energy Wasting in Children With Chronic Kidney Disease and End-Stage Kidney Disease: An Observational Study. J Ren Nutr. 2021;31(3):270-277.
Iyengar, A., Raj, J. M., & Vasudevan, A. (2021). Protein Energy Wasting in Children With Chronic Kidney Disease and End-Stage Kidney Disease: An Observational Study. Journal of Renal Nutrition : the Official Journal of the Council On Renal Nutrition of the National Kidney Foundation, 31(3), 270-277. https://doi.org/10.1053/j.jrn.2020.08.002
Iyengar A, Raj JM, Vasudevan A. Protein Energy Wasting in Children With Chronic Kidney Disease and End-Stage Kidney Disease: an Observational Study. J Ren Nutr. 2021;31(3):270-277. PubMed PMID: 32958374.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - Protein Energy Wasting in Children With Chronic Kidney Disease and End-Stage Kidney Disease: An Observational Study. AU - Iyengar,Arpana, AU - Raj,John M, AU - Vasudevan,Anil, Y1 - 2020/09/18/ PY - 2020/04/16/received PY - 2020/06/27/revised PY - 2020/08/02/accepted PY - 2020/9/23/pubmed PY - 2021/12/15/medline PY - 2020/9/22/entrez SP - 270 EP - 277 JF - Journal of renal nutrition : the official journal of the Council on Renal Nutrition of the National Kidney Foundation JO - J Ren Nutr VL - 31 IS - 3 N2 - OBJECTIVES: Protein energy wasting (PEW), a specific nutritional comorbidity associated with increased mortality, is underrecognized in children with chronic kidney disease (CKD). The aim of this study was to determine the burden and factors associated with PEW and assess the utility of parameters used to diagnose PEW in children with CKD and End stage kidney disease (ESKD). METHODS: Children between 2 and 18 years of age with CKD stages 2-5 were recruited over 30 months. Parameters of PEW assessed included body mass index for height, mid-upper arm circumference, height for age, appetite, serum albumin, cholesterol, transferrin, and C-reactive protein. Based on number of criteria fulfilled in each subject, PEW was further stratified as mild, standard, and modified PEW. RESULTS: One hundred twenty-three children (male:female 3:1, 73 in CKD stages 2-4, 50 with ESKD) were recruited. PEW was observed in 58% (47% in CKD stages 2-4 vs. 73% ESKD, P = .035). Longer duration and severity of disease was associated PEW. Reduced appetite (P = .001, P = .04), low mid-upper arm circumference (P = .000, P = .006), and low body mass index for height (P = .000, P = .007) were useful criteria to diagnose PEW in CKD stages 2-4 and ESKD, while most children did not meet biochemical criteria. Inflammation observed in 47% was higher in those with ESKD [CKD stages 2-4: 72 (39%) vs. ESKD: 29 (59%), P = .02] but was associated with PEW only in CKD stages 2-4. CONCLUSION: PEW was highly prevalent in children with CKD and ESKD. Appetite and anthropometry measures were more useful than biochemical criteria for diagnosis of PEW. Whereas inflammation was common, it was associated with PEW only in CKD stages 2-4. Pediatric CKD and ESKD may need exclusive diagnostic criteria for PEW based on anthropometry, appetite, and inflammation. SN - 1532-8503 UR - https://www.unboundmedicine.com/medline/citation/32958374/Protein_Energy_Wasting_in_Children_With_Chronic_Kidney_Disease_and_End_Stage_Kidney_Disease:_An_Observational_Study_ DB - PRIME DP - Unbound Medicine ER -