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(A) Upper left: differences in ED tidal volume by pre- and post-intervention; (B) Upper right: differences in ICU tidal volume by pre- and post-intervention; (C) Lower: plot of differences in individual subjects’ ED (black dot) to ICU tidal volume in pre- and post-intervention groups. Differences between ED and ICU tidal volume are represented by the grey line. Subjects are rank-ordered by ED tidal volume.
