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. 2018 Nov 23;18:175. doi: 10.1186/s12890-018-0739-9

Table 2.

comparison between right and left diaphragmatic parameters

Ultrasonographic parameters Right Left P value
Diaphragmatic inspiratory excursion (mm.) 13.5 ± 6.5 13.4 ± 6.2 0.87
TPIAdia (second) 1.2 ± 0.40 1.1 ± 0.39 0.08
Inspiratory DT (mm.) 3.8 ± 1.0 3.8 ± 1.0 0.33
Expiratory DT (mm.) 2.8 ± 0.7 2.8 ± 0. 6 0.52
DTD (mm.) 9.8 ± 4.9 10.1 ± 5.1 0.51
TFdi (%) 36 ± 17 35 ± 14 0.89

TPIAdia Time to peak inspiratory amplitude of diaphragm, DT diaphragmatic thickness, DTD Diaphragmatic thickness difference, TFdi diaphragm thickening fraction

All data are present as mean ± SD