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Table 7 Multivariable Poisson regression analysis of prolonged ICU LOS (n = 72)

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

Variables Rate ratio p-value
Smoking history 1.259 < 0.001
COPD 0.987 0.834
Preoperative hemoglobin level 0.875 < 0.001
Operative time 0.952 0.111
Intraoperative blood transfusion 1.138 0.036
Major complication 1.281 < 0.001
Infectious complication 0.941 0.376
Total pneumopathies 1.358 < 0.001
  1. Bold values are significant
  2. COPD chronic obstructive pulmonary disease, ICU intensive care unit, LOS length of stay