Table 6.

Sonography variables of the severe group

Patient	Sonography variables
	Right diaphragmatic thickness on inspiration	Left diaphragmatic thickness on inspiration	Right diaphragmatic thickness on expiration	Left diaphragmatic thickness on expiration	Right contraction on inspiration (%)	Left contraction on inspiration (%)	Right expiratory fraction	Left expiratory fraction
1	1.9	1.0	1.9	0.9	0.0	16.3	0.0	0.1
2	2.7	2.7	1.9	1.6	42.1	68.8	0.4	0.7
3	2.2	3.5	1.2	1.3	83.3	169.2	0.8	1.7
4	2.7	3.0	1.4	2.3	96.4	27.7	1.0	0.3
5	2.6	2.5	1.8	1.6	39.9	60.3	0.4	0.6
6	1.5	1.8	1.2	1.5	28.3	21.5	0.3	0.2
7	1.8	1.4	1.3	0.8	38.3	70.2	0.3	0.7
8	2.6	2.2	1.3	1.5	100.0	45.2	1	0.4
9	2.9	3.1	2.0	2.1	49.5	48.5	0.5	0.5