Fig. 2From: Association between admission heart rate and in-hospital mortality in patients with acute exacerbation of chronic obstructive pulmonary disease and respiratory failure: a retrospective cohort studyCurve fitting of admission heart rate and in-hospital mortality,Adjustment factors included age, sex, smoking status,NEWS score, Respiratory failure Type,DM,HBP,cor pulmonale,CHD, PO2,PCO2,NEU% HB,platelet,ALB,BUN,Creatinine,Potassium,SodiumBack to article page