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Table 5 Multivariate linear regression analysis for correlation with PVR

From: Hemosiderin-laden macrophages are an independent factor correlated with pulmonary vascular resistance in idiopathic pulmonary fibrosis: a case control study

Characteristics β 95% CI P-value
Six-minute walk distance −0.391 −0.587 ~ −0.196 < 0.001
min-SpO2 −0.294 −0.455 ~ −0.133 0.001
HLM score 0.265 0.088 ~ 0.412 0.002
    R = 0.595
  1. Definitions of abbreviations: PVR pulmonary vascular resistance, β standardized partial regression coefficient, 95% CI 95% confidence interval, min-SpO 2 minimum oxygen saturation during 6-min walk test, HLM hemosiderin-laden macrophage