Effects of the High-Intensity Early Mobilization on Long-Term Functional Status of Patients with Mechanical Ventilation in the Intensive Care Unit

Table 4

Comparison for outcomes between two groups.

Variable	Intervention group (n = 66)	Control group (n = 66)	t/z/
Intensity of physiotherapy			23.392	<0.001
Level 1∼level 2	10 (15.2)	33 (50.0)
Level 3	15 (22.7)	17 (25.8)
Level 4∼level 5	41 (62.1)	16 (24.2)
Mean intensity of physiotherapy	3.7 ± 1.1	2.6 ± 1.2	5.353	<0.001
ICU mobility scale	4.7 ± 2.6	3.0 ± 2.6	3.836	<0.001
Perme score	17.6 ± 7.1	12.2 ± 8.5	3.980	<0.001
MRC-SS	50.3 ± 11.7	37.3 ± 18.6	4.785	<0.001
ICU-acquired weakness	11 (17.2)	31 (54.4)	18.408	<0.001
Length of ICU stay (d)	12.5 (5.8, 21.0)	12 (8.0, 26.0)	−0.859	0.390
Duration of mechanical ventilation (d)	6.7 ± 4.7	8.9 ± 8.0	−1.935	0.055
Delirium incidence	12 (18.2)	24 (36.4)	5.500	0.019
Venous thrombosis	11 (16.7)	12 (18.2)	0.053	0.819
Ventilator-associated pneumonia	3 (4.5)	4 (6.1)	0.000	1.000
In-ICU mortality	2 (3.0)	9 (13.6)	4.860	0.027

MRC-SS, Medical Research Council sum score; ICU-acquired weakness, defined by MRC-SS <48. Data described in mean ± SD, absolute number (%).