Table 3 Values of a, b, and c in each subject according to the equation: $\Delta {\mathsf{\text{V}}}_{\mathsf{\text{T}}}\mathsf{\text{C}}{\mathsf{\text{O}}}_{\mathsf{\text{2}}}\%=a\times \mathsf{\text{ln}}\mathsf{\text{MDT}}+b\times \mathsf{\text{EIF}}+c$

From: Dead space and CO₂ elimination related to pattern of inspiratory gas delivery in ARDS patients