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Table 5 Logistic regression analysis results of postoperative delirium in cardiovascular surgery patients

From: Prediction model for delirium in patients with cardiovascular surgery: development and validation

Variable

B

S.E.

Wald

OR

95% C.I.

P

CPB duration (minutes)

0.004

0.002

5.598

1.004

1.001–1.008

0.018

Postoperative serum sodium (mmol/L)

0.106

0.030

12.837

1.112

1.049–1.178

<0.001

Age (years old)

0.027

0.010

6.505

1.027

1.006–1.048

0.011

Postoperative MV (hours)

0.019

0.005

12.363

1.019

1.008–1.030

<0.001

Constant

−18.025

4.361

17.085

  

<0.001

  1. CPB, cardiopulmonary bypass; MV, mechanical ventilation