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Table 3 The relationship between malnutrition and emergence delirium

From: Malnutrition is not related with emergence delirium in older patients after noncardiac surgery

Variables Univariate analysis Multivariable analysis
  OR 95 % CI P OR 95 % CI P
Age (per year increase) 1.077 1.049–1.105 < 0.001 1.079 1.050–1.110 < 0.001
Cognitive impairment (yes) a 2.126 1.578–2.864 < 0.001 2.093 1.526–2.870 < 0.001
ASA classification (per grade increase) 1.440 1.065–1.946 0.018 1.092 0.782–1.524 0.606
Malnutrition (yes)b 1.562 1.190–2.051 0.001 1.055 0.767–1.452 0.742
Duration of surgery (per hour increase) 1.107 0.989–1.239 0.078 1.130 0.998–1.279 0.054
Allogeneic blood transfusion (yes) 2.179 1.369–3.469 0.001 1.782 1.076–2.952 0.025
Temperature < 36 °C at PACU admission (yes) 2.429 1.828–3.228 < 0.001 2.558 1.893–3.456 < 0.001
Average NRS pain score in PCAU (per score increase) 1.257 1.148–1.377 < 0.001 1.242 1.128–1.368 < 0.001
  1. ASA American Society of Anesthesiologists, PACU post-anesthesia care unit, NRS numeric rating score, OR odds ratio, CI confidence interval
  2. a Cognitive impairment was defined as Mini-Mental State Examination (MMSE) score less than 27
  3. b Malnutrition was defined as NRS2002 score ≥ 3