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Journal : Jurnal Penelitian Pendidikan IPA (JPPIPA)

Correlation between 25(OH)D and HbA1c with Diabetic Nephropathy Hendrianingtyas, Meita; Yuniarahmi, Dewi Paramita
Jurnal Penelitian Pendidikan IPA Vol 11 No 10 (2025): October: In Progress
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v11i10.12692

Abstract

Diabetes mellitus (DM) is a metabolic disorder characterized by hyperglycemia due to impaired insulin secretion or action. DM patients may develop diabetic nephropathy (ND), marked by decreased glomerular filtration rate (eGFR), also influenced by hypertension. Vitamin D in its active form, 25-hydroxyvitamin D (25(OH)D), regulates insulin secretion and supports pancreatic beta cell survival. The relationship between 25(OH)D, HbA1c, and ND needs evaluation to predict ND earlier. To analyze the correlation between 25(OH)D and HbA1c levels with ND measured by eGFR in DM patients at Diponegoro National Hospital, Semarang. A cross-sectional study of 82 DM patients. 25(OH)D levels were measured by Fluorescent Immunoassay (FIA) and HbA1c by High-Performance Liquid Chromatography (HPLC). eGFR was calculated from creatinine using the CKD-EPI formula. Data analysis used Pearson and regression tests (p<0.25).  A weak positive correlation was found between HbA1c and eGFR (p=0.002, r=0.307) and a very weak negative correlation between 25(OH)D and eGFR (p=0.147, r=-0.117). The combined influence of HbA1c, 25(OH)D, and blood pressure yielded R²=0.21. Higher HbA1c increases eGFR, while lower 25(OH)D also associates with higher eGFR. eGFR is influenced by HbA1c, 25(OH)D, and blood pressure by 21%, with other factors explaining the remainder.
Co-Authors Agustini Utari Ainun Nida Dusturia Ajeng Kurnia Wardhani Ardhea Jaludamascena Ariosta Ariosta Aryu Candra Azka Hukmu Irsyada Banundari Rachmawati Budi Mulyono Buwono Puruhito Daniel Yoga Kurniawan Dian Widyaningrum Djuara P Lubis Dodik Pramono Dwi Retnoningrum Edward Kurnia Setiawan Edward Kurnia Setiawan Limijadi Edward Kurnia Setiawan Limijadi Edward Kurnia Setiawan Limijadi, Edward Kurnia Setiawan Eirin Yovita Kurniawan Elnitiarta, Jasmine Emi Setianingsih Erna Setiawati Erna Setiawati Esya Adetia Tanderi Evelyn Meiliani Panji Putri Excelinda, Tifanni Febby Valencia Andreani Fitrianita Reghita Syari Frederica Vania Agustina Hutahaen Grace Yuni Harviendo Hadisasmitajaya, Melki Hermawan Istiadi Hermawan Istiadi Ignatius Riwanto, Ignatius Indranila Kustarini Samsuria Kartika Rizky Aulia Lestari, Esa Loyallita Lisyani B.Suromo Lisyani Budipardigdo Suromo Mabruratussania Maherdika Mabruratussania Maherdika Maharani Maharani Maria Belladonna MARTHA ARDIARIA Matthew Brian Khrisna MI. Tjahjati DM Muhammad Nurul Amin Muhammad Thifan Satyagraha Muji Rahayu Nani Maharani Nyoman Suci Widyastiti Pradati, Subandhini Arika Rahmi Isma Asmara Putri Rebriarina Hapsari Retnoningrum, Dwi Ria Triwardhani Riski Prihatningtias Riyan Riyan S, Kristiani Samsuria, Indranila K Suhartono, Suhartono Surohadi, Natra D. Tanti Ajoe Kesoema Tanti Ajoe Kusuma Theresia Ilyan Tri Indah Winarni Triwardhani, Ria Veronica Prawira Widodo, Sabar Yetty Movieta Nency Yetty Movieta Nency, Yetty Movieta Yuniarahmi, Dewi Paramita