Original Article

Fibrosis-4 Score and Postoperative Outcomes in Metabolic Dysfunction-Associated Steatotic Liver Disease

Volume 37 · Issue 1 Publish Date: January 5, 2026
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DOI
Fatih Eren ORCID
Department of Gastroenterology, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Mehmet Refik Goktug ORCID
Department of Gastroenterology, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Derya Ari ORCID
Department of Gastroenterology, Ankara Bilkent City Hospital, Ankara, Türkiye
Gulsah Fidan Ozkumur ORCID
Department of Gastroenterology, Akdeniz University School of Medicine, Antalya, Türkiye
Eda Nur Bulbuller ORCID
Department of Internal Medicine, Alaaddin Keykubat University, Antalya, Türkiye
Genco Gencdal ORCID
Department of Gastroenterology and Hepatology, Koç University School of Medicine, İstanbul, Türkiye
Yuksel Guleryuzlu ORCID
Department of Gastroenterology, Kartal Dr. Lutfi Kırdar City Hospital, İstanbul, Türkiye
Caglayan Keklikkiran ORCID
Department of Gastroenterology, Recep Tayyip Erdogan University School of Medicine, Rize, Türkiye
Dinc Dincer ORCID
Department of Gastroenterology, Akdeniz University School of Medicine, Antalya, Türkiye
Dilara Turan Gokce ORCID
Department of Gastroenterology, Ankara Sincan Training and Research Hospital, Ankara, Türkiye
Askin Erdogan ORCID
Department of Gastroenterology, Alaaddin Keykubat University, Antalya, Türkiye
Meral Akdogan Kayhan ORCID
Department of Gastroenterology, Ankara Bilkent City Hospital, Ankara, Türkiye
Mehmet Kursad Keskin ORCID
Department of Gastroenterology, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Selcan Akesen ORCID
Department of Anaesthesiology and Reanimation, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Gokhan Ocakoglu ORCID
Department of Biostatistics, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Murat Kiyici ORCID
Department of Gastroenterology, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Eren, F., Goktug, M. R., Ari, D., Ozkumur, G. F., Bulbuller, E. N., Gencdal, G., … Kiyici, M. (2026). Fibrosis-4 Score and Postoperative Outcomes in Metabolic Dysfunction-Associated Steatotic Liver Disease. Turkish Journal of Gastroenterology, 37(1), 127–135. https://doi.org/10.5152/tjg.2026.25693
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Abstract

Background/Aims:  The  prevalence  of  metabolic  dysfunction-associated  steatotic  liver  disease  (MASLD)  is  increasing  globally.  The  Fibrosis-4 (FIB-4) score is a noninvasive biomarker used for assessing potential advanced fibrosis. The study aimed to evaluate the role of the FIB-4 score in predicting postoperative complications and mortality in patients undergoing surgery.

Materials and Methods: This multicenter retrospective study included 11 072 patients who underwent surgery under general anesthesia. Demographic and clinical data—including age, gender, comorbidities, FIB-4 scores, American Society of Anesthesiologists classification, postoperative complications, and mortality—were analyzed.

Results:  A  total  of  1667  MASLD  patients  were  included.  Patients  were  classified  based  on  FIB-4  scores:  70%  (n  =  1167)  had  FIB-4  <1.30, 25.1% (n = 418) had 1.30 < FIB-4 ≤ 2.67, and 4.9% (n = 82) had FIB-4 ≥ 2.67. Due to the limited number of patients with possible advanced fibrosis (FIB-4 ≥ 2.67), propensity score (PS) matching was performed. After PS matching, patients with a high FIB-4 score exhibited a significantly higher rate of postoperative complications (P < .001), and 12-month mortality was elevated (11%), although the difference was not statistically significant (P = .481).

Conclusion: A high FIB-4 score may serve as a predictive marker for postoperative complications in patients with MASLD undergoing surgery.

Cite this article as: Eren F, Goktug MR, Ari D, et al. Fibrosis-4 score and postoperative outcomes in metabolic dysfunction-associated steatotic liver disease. Turk J Gastroenterol. 2026;37(1):127-135.

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Article Info
Published In
Journal Turkish Journal of Gastroenterology
Volume / Issue Volume 37 · Issue 1
Pages 127-135
History
Published Online January 5, 2026
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Affiliations
Fatih Eren ORCID
Department of Gastroenterology, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Mehmet Refik Goktug ORCID
Department of Gastroenterology, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Derya Ari ORCID
Department of Gastroenterology, Ankara Bilkent City Hospital, Ankara, Türkiye
Gulsah Fidan Ozkumur ORCID
Department of Gastroenterology, Akdeniz University School of Medicine, Antalya, Türkiye
Eda Nur Bulbuller ORCID
Department of Internal Medicine, Alaaddin Keykubat University, Antalya, Türkiye
Genco Gencdal ORCID
Department of Gastroenterology and Hepatology, Koç University School of Medicine, İstanbul, Türkiye
Yuksel Guleryuzlu ORCID
Department of Gastroenterology, Kartal Dr. Lutfi Kırdar City Hospital, İstanbul, Türkiye
Caglayan Keklikkiran ORCID
Department of Gastroenterology, Recep Tayyip Erdogan University School of Medicine, Rize, Türkiye
Dinc Dincer ORCID
Department of Gastroenterology, Akdeniz University School of Medicine, Antalya, Türkiye
Dilara Turan Gokce ORCID
Department of Gastroenterology, Ankara Sincan Training and Research Hospital, Ankara, Türkiye
Askin Erdogan ORCID
Department of Gastroenterology, Alaaddin Keykubat University, Antalya, Türkiye
Meral Akdogan Kayhan ORCID
Department of Gastroenterology, Ankara Bilkent City Hospital, Ankara, Türkiye
Mehmet Kursad Keskin ORCID
Department of Gastroenterology, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Selcan Akesen ORCID
Department of Anaesthesiology and Reanimation, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Gokhan Ocakoglu ORCID
Department of Biostatistics, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Murat Kiyici ORCID
Department of Gastroenterology, Bursa Uludağ University School of Medicine, Bursa, Türkiye
Cite this Article
Eren, F., Goktug, M. R., Ari, D., Ozkumur, G. F., Bulbuller, E. N., Gencdal, G., … Kiyici, M. (2026). Fibrosis-4 Score and Postoperative Outcomes in Metabolic Dysfunction-Associated Steatotic Liver Disease. Turkish Journal of Gastroenterology, 37(1), 127–135. https://doi.org/10.5152/tjg.2026.25693
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