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Table 3 Factors affecting gait independence at hospital discharge

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

Baseline characteristicsUnivariate analysis (n = 132)Multivariate analysis (n = 132)
 HR (95% CI)p valueHR (95% CI)p value
Age (1 year)1.02 (1.01–1.04)0.0081.02 (1.01–1.04)0.008
Male1.10 (0.70–1.76)0.670  
Weight (1 kg)0.99 (0.98–1.01)0.141  
Body mass index (1 kg/m2)0.98 (0.95–1.03)0.101  
Charlson’s Comorbidity Index (× 1 point)1.01 (0.97–1.14)0.235  
APACHE II score (1 point)1.05 (1.02–1.08)0.0111.02 (0.95–1.03)0.192
SOFA score at ICU admission (1 point)1.06 (0.97–1.14)0.210  
Time to first rehabilitation assessment (1 day)1.00 (0.91–1.08)0.968  
Time to first out-of-bed mobilization (1 day)1.01 (0.99–1.06)0.281  
Duration of mechanical ventilation (1 day)1.03 (1.01–1.07)0.040  
ICU length of stay (1 day)1.05 (1.02–1.09)0.0051.03 (0.93–1.09)0.167
Highest reach IMS at ICU entry0.92 (0.83–1.03)0.095  
Delirium2.04 (1.27–3.38)< 0.0011.49 (1.05–2.42)0.033
MRC sum-score at ICU discharge (1 point)0.94 (0.91–0.96)< 0.001  
MRC sum-score < 48 at ICU discharge2.89 (1.86–4.55)< .00012.16 (1.32–338)< .0001
  1. APACHE II Acute Physiology and Chronic Health Evaluation, SOFA Sequential Organ Failure Assessment, MRC Medical Research Council, HR = hazard ratio