1. Sheehan M, Sokoloff L, Reza N. Acute heart failure: from the emergency department to the intensive care unit.Cardiol Clin. 2024;42(2):165-186. doi:10.1016/j.ccl.2024.02.005
2. McDonagh TA, Metra M, Adamo M, et al. 2023 focused update of the 2021 ESC guidelines for the diagnosis and treatment of acute and chronic heart failure: developed by the task force for the diagnosis and treatment of acute and chronic heart failure of the European Society of Cardiology (ESC) with the special contribution of the Heart Failure Association (HFA) of the ESC.Eur Heart J. 2023;44(37):3627-3639. doi: 10.1093/eurheartj/ehad195
3. Kurmani S, Squire I. Acute heart failure: definition, classification and epidemiology.Curr Heart Fail Rep. 2017;14(5):385-392. doi:10.1007/s11897-017-0351-y
4. Ponikowski P, Voors AA, Anker SD, et al. 2016 ESC Guidelines for the diagnosis and treatment of acute and chronic heart failure: the task force for the diagnosis and treatment of acute and chronic heart failure of the European Society of Cardiology (ESC) developed with the special contribution of the heart failure association (HFA) of the ESC.Eur J Heart Fail. 2016;18(8):891-975. doi:10.1002/ejhf.592
5. O’Connor CM, Stough WG, Gallup DS, Hasselblad V, Gheorghiade M. Demographics, clinical characteristics, and outcomes of patients hospitalized for decompensated heart failure: observations from the IMPACT-HF registry. J Card Fail. 2005;11(3):200-205. doi:10.1016/j.cardfail.2004.08.160
6. Nieminen MS, Brutsaert D, Dickstein K, et al. EuroHeart Failure Survey II (EHFS II): a survey on hospitalized acute heart failure patients: description of population. Eur Heart J. 2006;27(22):27252736. doi:10.1093/eurheartj/ehl193
7. Anker SD, Negassa A, Coats AJ, et al. Prognostic importance of weight loss in chronic heart failure and the effect of treatment with angiotensin-converting-enzyme inhibitors: an observational study. Lancet. 2003;361(9363):1077-1083. doi:10.1016/S0140-6736(03)12892-9
8. Wróbel-Nowicka K, Wojciechowska C, Jacheæ W, Zalewska M, Romuk, E. The role of oxidative stress and inflammatory parameters in heart failure. Medicina.2024;60(5):760. doi:10.3390/medicina60050760
9. Fonarow GC, Abraham WT, Albert NM, et al. Factors identified as precipitating hospital admissions for heart failure and clinical outcomes: findings from OPTIMIZE-HF. Arch Intern Med. 2008;168(8): 847-854. doi:10.1001/archinte.168.8.847
10. Brogi D, Espinosa E, Lilli A, Bovenzi FM, Battino M. Nutrizione e malnutrizione in terapia intensiva cardiologica. Nozioni di base per il cardiologo clinic. [Nutrition and malnutrition in the intensive coronary care unit. Fundamentals for the clinical cardiologist].Giornale Italiano di Cardiologia. 2016;17(4):259-267. doi:10.1714/2214.23898
11. Brinza E, Flint K. Malnutrition in heart failure with preserved ejection fraction: more than meets the eye.J Am Geriatr Soc. 2023;71(11):3354-3356. doi:10.1111/jgs.18593
12. Zouridakis EG, Garcia-Moll X, Kaski JC. Usefulness of the blood lymphocyte count in predicting recurrent instability and death in patients with unstable angina pectoris. Am J Cardiol. 2000;86(4):449-451. doi:10.1016/s0002-9149(00)00963-2
13. Sun L, Huo X, Jia S, Chen X. Association between the aggregate index of systemic inflammation and albuminuria: a cross-sectional study of National Health and Nutrition Examination Survey 2007-2018. Sichuan Da Xue Xue Bao Yi Xue Ban. 2024;55(3):671-679. doi:10.12182/ 20240560108
14. Sakurai K, Kubo N, Hasegawa T, et al. Clinical significance of the CALLY index in patients with gastric cancer undergoing gastrectomy.World J Surg. 2024;48(11):2749-2759. doi:10.1002/wjs.12357
15. Liu XY, Zhang X, Zhang Q, et al. The value of CRP-albumin-lymphocyte index (CALLY index) as a prognostic biomarker in patients with non-small cell lung cancer.Support Care Cancer. 2023;31(9):533. doi:10.1007/s00520-023-07997-9
16. Xu Z, Tang J, Chen X, Jin Y, Zhang H, Liang R. Associations of CALLY index with cardiorenal syndrome: insights from a population-based study. Heliyon. 2024;10(17):e37197. doi:10.1016/j.heliyon.2024.e37197
17. Zhu D, Lin YD, Yao YZ, Qi XJ, Qian K, Lin LZ. Negative association of C-reactive protein-albumin-lymphocyte index (CALLY index) with all-cause and cause-specific mortality in patients with cancer: results from NHANES 1999-2018.BMC Cancer. 2024;24(1):1499. doi:10.1186/s12885-024-13261-y
18. Okugawa Y, Ohi M, Kitajima T, et al. Clinical feasibility of the preoperative C-reactive protein-albumin-lymphocyte index to predict short-and long-term outcomes of patients with gastric cancer. J Gastrointest Surg. 2024;28(7):1045-1050. doi:10.1016/j.gassur.2024.04.016
19. Liu Y, Wei, Y. Association between the CALLY index, vitamin D, and asthma: insights from NHANES.Front Allergy. 2025;6:1557677. doi:10. 3389/falgy.2025.1557677
20. Kılıç Ö, Tecer D, Canbaş M, Kaya MN, Çınar M, Yılmaz S. Immune nutrition indices are associated with disease activity in rheumatoid arthritis: a cross-sectional study.Biomark Med. 2024;18(24):1093-1102. doi:10.1080/17520363.2024.2430942
21. Zhang J, Zhao Q, Liu S, Yuan N, Hu Z. Clinical predictive value of the CRP-albumin-lymphocyte index for prognosis of critically ill patients with sepsis in intensive care unit: a retrospective single-center observational study.Front Public Health. 2024;12:1395134. doi:10.3389/fpubh.2024.1395134
22. Altuntaş G, Yıldırım R, Demirel İ. Superiority of pan-immune inflammation value, systemic inflammation index, and CALLY scores prognostic value for mortality of ischemic stroke patients followed in intensive care unit.BMC Immunol. 2025;26(1):49. doi:10.1186/s12865-025-00730-7
23. Ye J, Chen L, Xu D, et al. Inverse association between CALLY index and angina pectoris in US adults: a population-based study.BMC Cardiovasc Disord. 2025;25(1):94. doi:10.1186/s12872-025-04544-8
24. Ji H, Luo Z, Ye L, et al. Prognostic significance of C-reactive protein-albumin-lymphocyte (CALLY) index after primary percutaneous coronary intervention in patients with ST-segment elevation myocardial infarction.Int Immunopharmacol. 2024;141:112860. doi:10. 1016/j.intimp.2024.112860
25. Deng Y, Huang J, Deng L, et al. C-reactive protein-albumin-lymphocyte (CALLY) index as an independent risk factor for postoperative atrial fibrillation recurrence.Clin Cardiol. 2025;48(6):e70157. doi:10.1002/clc. 70157
26. Candemir M, Kızıltunç E, Yamak BA. Association between the C-reactive protein-albumin-lymphocyte (CALLY) index and length of hospital stay in patients with heart failure.Angiology. 2025; 33197251338416. doi:10.1177/00033197251338416