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Table 5 Univariable analysis of predictors of ICU readmission

From: Maxillofacial free flap surgery outcomes in critical care: a single-center investigation looking for clues to improvement

Variables Univariable OR (95% CI) Univariable p-value
Age (years) 1.03 (0.99–1.08) 0.130
Sex 1.16 (0.32–3.88) 0.810
BMI (kg m−2) 1.01 (0.87–1.15) 0.927
 < 18.5  
Smoking history 1.09 (0.32–4.30) 0.896
Alcohol 2.00 (0.59–7.87) 0.281
Total reversible CV risk factors 1.73 (0.97–3.17) 0.065
CV disease 0.96 (0.20–3.50) 0.957
COPD 0.47 (0.02–2.67) 0.484
Chronic renal failure 1.10 (0.06–6.88) 0.930
Liver disease  
Stroke 3.09 (0.15–26.63) 0.346
Charlson Comorbidity Index 1.05 (0.79–1.41) 0.740
ASA classification  
 II  
 III
Surgical indication  
 Delayed reconstruction  
 Osteoradionecrosis
 Trauma
 Other
Cancer context 0.87 (0.20–6.04) 0.868
Past head and neck radiotherapy 0.67 (0.10–2.75) 0.616
Past head and neck FF failure  
Preoperative hemoglobin level (g/dL) 0.56 (0.320.92) 0.029
Fibula flap 11.21 (2.07208.60) 0.023
Ischemia time (min) 1.02 (1.00–1.04) 0.048
Operative time (h) 1.46 (1.032.15) 0.041
Intraoperative IV fluids (mL.kg−1.h−1) 1.05 (0.86–1.25) 0.632
Total pneumopathies 2.40 (1.045.59) 0.033
  1. Categorical variables are presented as n (%) and continuous variables as mean ± SD. Bold values are significant
  2. BMI body mass index, COPD chronic obstructive pulmonary disease, CV cardiovascular, FF free flap, ICU intensive care unit, IV intravenous, LOS length of stay
  3. Reversible cardiovascular risk factors include obesity, hypertension, dyslipidemia, diabetes, and active smoking