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Table 4 Comparison of hemodynamic variables according to the preoperative Mini-cog score

From: The effect of two different modes of anaesthesia maintenance on postoperative delirium in elderly patient with low preoperative mini-cog score

  

Total (n = 84)

Low (n = 15)

Normal (n = 69)

pa

SBP ( mmHg )

    
 

Preoperative

138.0 ±19.4 (100–191)

139.2 ±22.0 (100–171)

137.7 ±18.9 (103–191)

0.789

 

Postoperative

144.4 ±18.7 (102–186)

144.7 ±24.0 (102–180)

144.4 ±17.6 (104–186)

0.957

 

pb

0.004*

0.258

0.009*

 

DBP ( mmHg )

    
 

Preoperative

73.9 ±11.7 (55–104)

75.5 ±12.3 (55–104)

73.6 ±11.6 (55–103)

0.568

 

Postoperative

75.3 ±11.4 (54–112)

75.3 ±11.8 (60–104)

75.3 ±11.4 (54–112)

0.994

 

pb

0.313

0.963

0.219

 

HR (beats/min )

    
 

Preoperative

78.5 ±12.4 (51–102)

78.7 ±14.5 (52–99)

78.4 ±12.0 (51–102)

0.930

 

Postoperative

76.5 ±13.3 (50–112)

82.4 ±13.6 (60–104)

75.3 ±13.0 (50–112)

0.059

 

pb

0.294

0.487

0.106

 
  1. Variables are presented as “mean ±standard deviation (minimum-maximum)”, categorical variables are presented as “number (column percentage)”; SBP: Systolic blood pressure; DBP: Diastolic blood pressure; HR : Heart rate; a Student’s T Test; b Paired Sample T Test; *p < 0.05