Research Article
Association between Elevated Plasma Vitamin B12 and Short-Term Mortality in Elderly Patients Hospitalized in an Internal Medicine Unit
Figure 2
Forest plot illustrating the results of multivariate Cox analysis for death at 12 months. Hazard ratio with 95% confidence interval for presence vs absence (categorical variable) or per standard deviation (continuous variable); BMI = body mass index (kg/m2); ICU = intensive care unit.