Additional file 6. Interrater agreement for ultrasound signs in the derivation cohortInterrater Agreement • December 30th, 2021
Contract Type FiledDecember 30th, 2021M-mode time motion mode; PLAPS+ positive posterolateral alveolar and/or pleural syndrome. A kappa value (κ) ≥ 0.81 represents excellent agreement, 0.61 to 0.80 represents substantial agreement, 0.41 to 0.60 represents moderate agreement, 0.21 to 0.40 represents fair agreement, 0.01 to 0.20 represents slight agreement. A Spearman correlation coefficient (r) between 0.10 and 0.39 indicates weak, 0.4 and 0.69 moderate, and 0.70 and 0.89 a strong positive relationship [14, 15].