14 February 2023>: Database Analysis
Association Between Neutrophil-Lymphocyte Ratio and All-Cause Mortality in Critically Ill Patients with Chronic Obstructive Pulmonary Disease: A Retrospective Cohort Study
Shujie Hao 1ABCDEF , Yamei Yuan 1BDEG , Weidong Ye 2BCD , Xiangming Fang 2AEFG*DOI: 10.12659/MSM.938554
Med Sci Monit 2023; 29:e938554

Figure 1 Flow chart of the population included in the study. MIMIC-IV – Medical Information Mart for Intensive Care-IV; COPD – chronic obstructive pulmonary disease; ICU – Intensive Care Unit; NLR – neutrophil-lymphocyte ratio.