a strong trendp < 0.001
Relationship between LUS and CXR Scores The regression model between the CXR score and LUS score demonstrated a strong trend (slope 0.160, 95%CI 0.109 to 0.212, p < 0.001); however, there was significant variability around the regression line (R 2 = 0.128; Supplementary Files S2 and S3 ).