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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