The COVID-19 pandemic has resulted in significant global mortality, with substantial variations in death rates across different countries. This paper presents a comprehensive comparative analysis of COVID-19 mortality, examining the factors influencing these variations.

Viral diseases continue to be a major threat to global health, so priority is given to limited health care. Red Blood cell distribution Width (RDW), a clue of red blood cell size (anisocytosis), is a potential forecasting sign for the severity of numerous diseases.

Colorectal cancer is the third most commonly diagnosed cancer and second leading cause of cancer-related death in the world. Chemotherapy has been shown to be a more effective treatment for colorectal cancer over the past two decades and additionally survival rates have begun to increase further with the introduction of targeted monoclonal antibodies.

Sepsis-Induced Acute Kidney Injury (SA-AKI) significantly increases mortality and healthcare burdens. Identifying key mortality risk factors is crucial for improving patient outcomes. This study aims to pinpoint the primary factors affecting mortality in SA-AKI patients using the MIMIC-III database. A retrospective analysis was conducted on 4,868 SA-AKI patients from the MIMIC-III database. Clinical data from the first 24 hours of ICU admission were analyzed using logistic regression to identify mortality predictors.

To investigate the incidence and influencing factors of sarcopenia in patients with stage IIIB-IV Non-Small Cell Lung Cancer (NSCLC). A total of 152 patients with IIIB-IV NSCLC were enrolled and their body composition were measured. The incidence of sarcopenia in IIB-IV NSCLC patients was 40.13%, which related to age, diabetes mellitus, Body Mass Index (BMI), and other body component.