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Table 3 Intraoperative clinical factors of the delirium and no-delirium groups

From: Regional cerebral oxygen saturation and postoperative delirium in endovascular surgery: a prospective cohort study

Variable

Delirium (no)

(n = 25)

Delirium (yes)

(n = 14)

P value

Operation duration (min)

101.35 (87.37–115.32)

123.08 (81.69–164.46)

0.147

Anesthesia duration (min)

133.46 (120.13–146.79)

168.46 (127.06–209.86)

0.023*

Mechanical ventilation duration (min)

118.65 (105.18–132.13)

143.85 (100.51–187.18)

0.044*

Maximum decline in SBP (%)

24.86 (21.78–27.93)

32.98 (28.78–37.19)

0.002**

Maximum decline in DBP (%)

23.75 (20.01–27.49)

25.71 (18.69–32.74)

0.300

rSO2 desaturation score

231.95 (55.70–408.21)

1267.44 (866.82–1668.07)

0.001**

  1. rSO2 Regional cerebral oxygen saturation, SBP Systolic blood pressure, DBP Diastolic blood pressure
  2. Data expressed as mean (95% confidence interval), based on t test
  3. *P < 0.05
  4. **P < 0.01