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Table 1 Preoperative characteristics of the study population

From: Goal-directed fluid restriction during brain surgery: a prospective randomized controlled trial

 

GDFR group (n = 73)

Control group (n = 72)

p value

Male/female

30:43

32:40

0.738

Age

61 ± 13

62 ± 13

0.693

Age ≥ 70 years

20

24

0.474

Weight (kg)

59 ± 11

60 ± 12

0.417

Height (cm)

160 ± 8

162 ± 7

0.105

POSSUM (physiology score)

21 ± 7

23 ± 6

0.151

POSSUM (operative score)

13 ± 4

13 ± 3

0.394

ASA (3:4)

70:3

70:2

1.000

Comorbidities

 Coronary artery disease

5

7

0.563

 Hypertension

45

37

0.243

 Peripheral artery disease

0

0

1.000

 COPD

11

18

0.151

 Other pulmonary pathology

4

5

0.745

 Cerebrovascular disease

26

29

0.610

 Diabetes mellitus

10

11

0.818

 Chronic kidney disease

1

1

0.992

 Malignancy

33

30

0.738

Diagnosis

 Intracranial aneurysm

26

29

0.610

 Intracranial mass

46

41

0.500

 Brain abscess

1

2

0.620

  1. Values are presented as mean ± standard deviation
  2. POSSUM physiological and operative severity score for the enumeration of mortality and morbidity, COPD chronic obstructive pulmonary disease