Lactate dehydrogenase to albumin ratio and prognosis in patients with acute exacerbation of chronic obstructive pulmonary disease: a retrospective cohort study

Table 3 The results of two-piece wise linear regression model

Log2 LAR	Inflection point	HR(95%CI)	P-value
1-month mortality	< 8.13	1.76 (1.41, 2.19)	< 0.001
	≥ 8.13	0.89 (0.56, 1.41)	0.618
	Likelihood ratio test		0.021
3-month mortality
	< 6.05	5.88 (1.97, 17.51)	0.002
	≥ 6.05	1.24 (1.07, 1.44)	0.003
	Likelihood ratio test		0.003

Adjusted: age, gender, race, heart rate, respiration rate, SBP, SpO₂, Temperature, hypertension, diabetes, CAD, CHF, CKD, liver disease, malignancy, obesity. CAD, coronary atherosclerotic disease; CHF, congestive heart failure; CI, confidence interval; CKD, chronic kidney disease; Ref, reference; SBP, systolic pressure; SpO2, blood oxygen saturation

ISSN: 1471-2466