Fig. 5

Bland–Altman plot of total inspiratory work of breathing measurements, expressed in J/L, between the two methods compared (Campbell and Ventilator). \({\text{WOB}}_{{{\text{tot}}_{\text{displayed}} }}\), inspiratory work of breathing calculated by the ventilator; \({\text{WOB}}_{{{\text{tot}}_{\text{real}} }}\), inspiratory work of breathing calculated by the Campbell diagram