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Table 2 Comparison of demographic characteristics of study samples in intervention and control groups

From: The effect of planned presence of the family at the time of weaning on the length of weaning from mechanical ventilation in patients with brain injury admitted to intensive care units

Demographics

Case

Control

p-value

N

%

N

%

Sex

 Men

22

73.3%

20

66.6%

χ2 = .32

P = .57

 Woman

8

26.7%

10

33.4%

Education

 Under graduate

4

13.3%

4

13.3%

χ2 = 2.08

P = .55

 Diploma

18

60%

17

56.7%

 post graduate

8

26%

9

30%

Diagnosis

 Cerebral Hemorrhage

16

53.4%

18

60%

χ2 = 4.43

P = .61

 MIX

4

13.3%

2

6.7%

 Contusion

6

20%

9

30%

 DAI: (Diffuse Axonal Injury)

4

13.3%

1

3.3%

Cause

 Car accident

10

33.3%

11

36.7%

χ2 = .74

P = .68

 Motor accident

16

35.3%

17

56.7%

 Falling

4

13.3%

2

6.7%

Use of sedatives

 Yes

28

93.3

27

90

χ2 = .22

P = .62

 No

2

6.7

3

10

Modes

 SIMV

21

70

20

66.6

χ2 = 3.39

P = .33

 SPONT

8

26.6

5

16.7

 PSV

1

3.4

5

16.7

 

Mean (SD)

Mean (SD)

t = .18

P = .85

Age

35.4(14.2)

32.9(13.6)