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Table 5 BP and PaO2 decrease of non-POCD and POCD groups

From: Cerebral oxygen saturation after multiple perioperative influential factors predicts the occurrence of postoperative cognitive dysfunction

 

Non-POCD (n = 63)

POCD (n = 15)

 

Baseline

After

Baseline

After

BP during anesthesia induction (mmHg)

98.70 ± 8.89

85.40 ± 7.32*

104.47 ± 8.76

82.93 ± 5.57*

BP decrease after anesthesia induction (%)

13.22 ± 6.21

22.24 ± 5.95***

PaO2 during cement implantation (mmHg)

112.86 ± 9.51

107.78 ± 8.20*

111.60 ± 6.99

102.33 ± 6.50*

PaO2 decrease after cement implantation (%)

4.20 ± 6.85

8.06 ± 6.90

BP during tourniquet deflation (mmHg)

95.14 ± 6.44

85.17 ± 7.16*

96.27 ± 5.92

82.73 ± 4.53*

BP decrease after tourniquet deflation (%)

10.56 ± 5.08

13.83 ± 5.90**

  1. *P < 0.01 in comparison with baseline of either group, **P < 0.05, ***P < 0.01 in comparison with non-POCD group of BP and PaO2 decrease