The respective C-index values for CRP, PaO2/FiO2, and SOFA scores when predicting ARDS patient mortality were 0.783 (95% CI = 0.646–0.905), 0.816 (95% CI = 0.719–0.853), and 0.797 (95% CI = 0.711–0.852). This evidence concerns the gene CRP and acute respiratory distress syndrome.