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Table 2 Results of multiple logistic regression analysis for postoperative delirium

From: Incidence and factors associated with postoperative delirium in patients undergoing transurethral resection of bladder tumor

  Odds ratio 95% confidence interval p value
Age (years) 1.13 1.05–1.22 0.001
Sex: male 0.21 0.04–1.14 0.072
Body mass index (kg/m2) 0.83 0.71–0.97 0.023
Preexisting medical conditions
 Hypertension 0.8 0.31–2.10 0.66
 Ischemic heart disease 1.25 0.32–4.74 0.74
 Symptomatic stroke 1.11 0.31–3.89 0.86
 Diabetes 1.07 0.38–3.02 0.89
Pulmonary function
 Normal 1   
 Obstructive lung disease 1.75 0.69–4.41 0.23
 Restrictive lung disease 0.5 0.09–2.86 0.44
Plasma albumin (g/dL) 0.85 0.27–2.64 0.78
Plasma creatinine (mg/dL) 0.56 0.14–2.23 0.41
ASA-PS
 1 or 2 1   
 3 0.68 0.17–2.7 0.58
5-ALA 1.03 0.39–2.71 0.95
Intraoperative data
Anesthetics    
 Inhalation agents 1   
 Propofol 2.52 0.41–15.1 0.31
Intraoperative hypotension 0.88 0.23–3.32 0.85
Duration of anesthesia (min) 1.01 0.99–1.01 0.24
  1. ASA-PS American Society of Anesthesiologists physical status, 5-ALA 5-amino levulinic acid