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Table 2 Comparison of the clinical outcomes between study groups

From: Determinants of gait independence after mechanical ventilation in the intensive care unit: a Japanese multicenter retrospective exploratory cohort study

 

Total (n = 132)

Gait independence (n = 84)

Gait dependence (n = 48)

p value

ICU and hospital outcome

 Time to first rehabilitation (day)

2 [2–4]

2 [2–4]

3 [2–4]

0.906

 Duration of mechanical ventilation (day)

5 [3–7]

5 [3–7]

5 [4–8]

0.211

 Time to first out-of-bed mobilization (day)

6 [4–9]

6 [4–10]

6 [4–9]

0.151

 Highest reach IMS at ICU entry

4 [3–5]

3 [3–5]

3 [3–6]

0.089

 Delirium, n (%)

51 (38.6)

23 (27.7)

28 (58.3)

< .0001

 MRC sum-score at ICU discharge

45 [36–48]

48 [36–54]

36 [28–48]

< .0001

 ICU-AW at ICU discharge, n (%)

66 (50.0)

36 (42.9)

30 (62.5)

< .0001

 ICU length of stay (day)

8 [5–11]

7 [5–11]

8 [6–12]

0.025

 Hospital length of stay (day)

40 [22–59]

41 [21–61]

40 [22–57]

0.909

 Discharge to home, n (%)

81 (61.4)

60 (71.4)

21 (43.8)

< .0001

Early mobilization levels, session (%)

 Level 3

121 (70.5)

76 (69.1)

44 (73.3)

0.560

 Level 4

41 (24.1)

27 (24.5)

14 (23.3)

0.859

 Level 5

9 (5.4)

7 (6.4)

2 (3.4)

0.495

 Total session for levels 3 to 5

170

110

60

–

Adverse event during ICU rehabilitation, n (%)

 Cardiopulmonary arrest

0 (0)

0 (0)

0 (0)

–

 Fall to knees or ground

0 (0)

0 (0)

0 (0)

–

 Inadvertent removal of medical devices

0 (0)

0 (0)

0 (0)

–

 Desaturation

4 (1.8)

1 (0.9)

3 (6.0)

0.255

 Tachypnea or bradypnea

1 (0.4)

0 (0)

1 (2.0)

–

 Tachycardia or bradycardia

4 (1.8)

3 (2.7)

0 (0)

–

 Hypertension or hypotension

10 (4.4)

4 (3.6)

3 (6.0)

0.512

 New arrhythmia

0 (0)

0 (0)

0 (0)

–

  1. Median [25th–75th percentile] or the number of patients (percentage). Independent-sample Mann-Whitney U test or χ2 test. ICU intensive care unit, IMS ICU-mobility scale, MRC Medical Research Council, ICU-AW ICU-acquired weakness, BI Barthel Index