Factors influencing in-hospital mortality in cancer patients with COVID-19: A retrospective survival analysis.

Objective: The aim of this study was to evaluate survival in patients with COVID-19 and cancer, and to find factors associated with early mortality.

Methods: Retrospective cohort derived from a registry of a referral center in Bogotá. Survival was analyzed according to the type of neoplasm using Kaplan-Meier method.

Elevated Vitamin B12, Risk of Cancer, and Mortality: A Systematic Review.

Vitamin B12 (B12) is a molecule involved in several biological. Abnormally high levels are frequently found, but their causes can be multiple, and consequences have not been clearly elucidated. The objective of this review was to summarize the current evidence on the associations of elevated B12 and the development of cancer, and all-cause mortality in adults.

The nutrition risk index is associated with bacteremia within 30 days after autologous stem cell transplantation in patients with multiple myeloma.

Objectives: To assess whether the nutrition risk index (NRI) is associated with the risk of bacteremia within the first days after autologous stem cell transplantation (ASCT) in patients with multiple myeloma (MM).

Materials And Methods: Retrospective cohort study of adult patients with MM taken to ASCT at the Hospital Universitario San Ignacio (Bogotá, Colombia) between 2005 and 2019. The outcome of interest was the incidence of bacteremia at 30 days.