Conclusion: Preterm infants stabilized with an initial high FiO 2 showed significantly more tonic diaphragm activity and an overall trend toward a higher level of diaphragm activity than those stabilized with an initial low FiO 2 .
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The Effect of Initial Oxygen Exposure on Diaphragm Activity in Preterm Infants at Birth.
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The sentences
The other dEMG-parameters (dEMG peak , dEMG amp , dEMG AUC ) showed consistently higher values in the high FiO 2 group, but did not reach statistical significance.
This study showed a trend to decreasing peak and tonic activity over time.