TABLE 3.

Prediction efficiency of each diaphragm ultrasound index to the weaning outcome.

Parameters	AUC (95% CI)	p-Value	Threshold	Sensitivity (%)	Specificity (%)	Positive predictive value (%)	Negative predictive value (%)
Excursion (mm)	0.72 (0.58, 0.89)	0.01	8.08	55.4	81.3	91.2	34.2
Speed (mm/s)	0.65 (0.47, 0.72)	0.07	10.0	89.3	43.8	84.8	53.9
DteeR (mm)	0.57 (0.41, 0.72)	0.42	1.17	50.0	62.5	82.4	26.3
DteiR (mm)	0.67 (0.52, 0.82)	0.04	1.28	80.4	50.0	84.9	42.1
DTFR (%)	0.71 (0.57, 0.85)	0.01	26.1	44.6	93.8	96.2	32.6
DteeL (mm)	0.63 (0.47, 0.80)	0.11	0.96	83.9	43.8	83.9	43.8
DteiL (mm)	0.69 (0.53, 0.84)	0.03	1.05	98.2	31.3	83.3	83.3
DTFL (%)	0.71 (0.58, 0.84)	0.01	20.7	57.1	87.5	94.1	36.8
DteeMIN (mm)	0.58 (0.40, 0.75)	0.36	0.83	98.2	25	82.1	80.0
DteeMAX (mm)	0.61 (0.46, 0.77)	0.18	1.25	53.6	68.8	85.7	29.7
DteiMIN (mm)	0.64 (0.48, 0.80)	0.09	1.18	78.6	43.8	83	36.8
DteiMAX (mm)	0.71 (0.57, 0.86)	0.01	1.24	91.1	43.8	85	58.3
DTFMIN (%)	0.78 (0.66, 0.91)	0	14.8	66.1	87.5	94.9	42.4
DTFMAX (%)	0.79 (0.67, 0.90)	0	26.1	69.6	93.8	97.5	46.9

Dtee^R, right diaphragm thickness at the end of expiration; Dtee^L, left diaphragm thickness at the end of expiration; Dtee^MIN, minimum diaphragm thickness at the end of expiration; Dtee^MAX, maximum diaphragm thickness at the end of expiration; Dtei^R, right diaphragm thickness at the end of inspiration; Dtei^L, left diaphragm thickness at the end of inspiration; Dtei^MIN, minimum diaphragm thickness at the end of inspiration; Dtei^MAX, maximum diaphragm thickness at the end of inspiration; DTF^R, right diaphragm thickening fraction; DTF^L, left diaphragm thickening fraction; DTF^MIN, minimum diaphragm thickening fraction; DTF^MAX, maximum diaphragm thickening fraction.