Table 4 Risk factors of postoperative delirium

Age

1.031

 < 0.001

1.021

1.042

Sex

0.864

0.263

0.668

1.116

Operative time

1.002

0.001

1.001

1.003

Emergent surgery

1.587

0.011

1.111

2.266

Total transfusion volume

1.000

0.263

1.000

1.000

Cerebral infarction

1.184

0.272

0.876

1.6

Hypertension

1.097

0.556

0.807

1.49

Diabetes mellitus

0.907

0.522

0.672

1.223

Atrial fibrillation

1.153

0.305

0.878

1.515

Creatinine

1.224

 < 0.001

1.115

1.343

Adult congenital heart disease

0.137

0.029

0.023

0.819

Valve disease

0.612

0.352

0.218

1.720

Aortic disease

0.742

0.576

0.26

2.112

Isolated CABG

0.732

0.589

0.235

2.272

LVAD and heart transplantation

0.876

0.804

0.308

2.489

Minimally invasive cardiac surgery

0.503

0.232

0.163

1.552

Redo surgery

0.939

0.909

0.32

2.758

Pulmonary endarterectomy

2.966

0.097

0.821

10.719

Intracardiac mass

0.594

0.432

0.162

2.178

Fentanyl

0.999

0.106

0.998

1.000

Dexmedetomidine in ICU

1.000

0.747

0.999

1.001

Propofol in ICU

1.000

0.118

1.000

1.000