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Table 1 Baseline characteristics and comparisons 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
Age (years)69 [60–78]67 [54–75]76 [67–82]< .0001
Male sex (%)84 (63.6)56 (66.7)28 (58.3)0.340
Weight (kg)57 [50–70]58 [51–69]57 [49–73]0.406
Body mass index (kg/m2)22 [20–26]23 [20–26]21.7 [19–27]0.609
Charlson’s Comorbidity Index2 [1–3]2 [1–3]1 [1–3]0.612
Main cause of ICU admission (%)
 Respiratory (including pneumonia)25 (18.9)15 (17.8)10 (21.3)0.457
 Cardiovascular23 (17.4)15 (17.8)8 (16.6) 
 Gastrointestinal20 (15.2)13 (15.5)7 (14.5) 
 Trauma18 (13.6)10 (11.9)8 (16.6) 
 Sepsis, nonpulmonary17 (12.9)12 (14.3)5 (10.3) 
 Other29 (22.0)19 (22.7)10 (20.7) 
APACHE II score24 [20–29]23 [18–27]24 [20–30]0.129
SOFA score at ICU admission9 [7–11]9 [7–11]9 [8–12]0.217
  1. Median [25th–75th percentile] or the number of patients (percentage). Independent-sample Mann-Whitney U test or χ2 test. APACHE II Acute Physiology and Chronic Health Evaluation, SOFA Sequential Organ Failure Assessment