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. 2017 Feb 3;21:23. doi: 10.1186/s13054-017-1600-x

Fig. 4.

Fig. 4

a The lung strain at different levels of driving pressure. b The correlation between strain and driving pressure. * p < 0.05 for the comparison with driving pressure less than 13 cmH2O. # p < 0.05 for the comparison with patients with driving pressure less than 9 cmH2O