Table 1.

Prevalence of diaphragm dysfunction at weaning from mechanical ventilation

Author [ref]	Populations	Prevalence
Studies using ultrasound
Kim et al. [8]	Medical ICU	24/82 (29%)
Jiang et al. [47]	Medical ICU	20/55 (36%)
DiNino et al. [34]	Medical ICU	15/66 (23%)
Lu et al. [48]	Prolonged MV	14/41 (34%)
Studies using pressure generating capacity
Watson et al. [15]	Medical ICU	26/33 (79%)
Supinski et al. [49]	Medical ICU	48/57 (84%)
Jung et al. [5]	Medical-surgical ICU-AW	32/40 (80%)
Laghi et al. [50]	Prolonged MV – COPD	12/16 (75%)
Dres et al. [6]	Medical ICU	48/76 (63%)
Lerolle et al. [17]	Post-cardiac surgery	19/28 (68%)

ICU: intensive care unit; MV: mechanical ventilation; ICU-AW: ICU-acquired weakness; COPD: chronic obstructive pulmonary disease