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Table 4 Multivariable logistic regression analysis of the independent predictors of postoperative cognitive dysfunction

From: A pre-anesthetic bolus of ketamine versus dexmedetomidine for prevention of postoperative delirium in elderly patients undergoing emergency surgery: a randomized, double-blinded, placebo-controlled study

 

OR (95% CI) *

P-value

Age/years

0.948 (0.828–1.084)

= 0.434

Gender (Male)

0.397 (0.126–1.246)

= 0.113

Surgery Duration/min.

1.074 (0.816–1.914)

= 0.125

Anaesthesia Duration/min.

1.112 (0.771–1.592)

= 0.457

Extubation Time/min.

1.180 (0.655–1.337)

= 0.519

Treatment Group

  

 Placebo

1 (Reference)

= 0.001

 Dexmedetomidine

0.375 (0.091–0.543)

= 0.012

 Ketamine

4.501 (1.161–8.817)

= 0.006

  1. *OR = Odds Ratio; CI, Confidence Interval
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BMC Anesthesiology

ISSN: 1471-2253

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