Table 1: Clinical and demographic characteristics of patients.

Factors

Groups (Brain death time)

P

3-5d group

(n = 29)

5-7d group

(n = 50)

> 7d group

(n = 25)

All patients

(n = 104)

Demographic characteristics

Age(years)

40.10 14.08

38.60 11.33

45.96 9.28

40.79 12.00

0.039

days

9.14 5.00

5.52 3.48

6.96 5.71

6.88 4.74

0.004

Gender

 

 

 

 

 

Male

23 (79.30)

41 (82.00)

21 (84.00)

85 (81.70)

0.904

Female

6 (20.70)

9 (18.00)

4 (16.00)

19 (18.30)

 

Clinical characteristics

Diagnosis

 

 

 

 

 

 hemorrhagic

14 (48.30)

22 (44.00)

15 (60.00)

51 (49.00)

0.424

traumatic

15 (51.70)

28 (56.00)

10 (40.00)

53 (51.00)

 

Pupil shape

 

 

 

 

 

normal

0 (0.00)

11 (22.00)

11 (44.00)

22 (21.20)

< 0.001

anisocoria

3 (10.30)

11 (22.00)

8 (32.00)

22 (21.200

 

mydriasis

26 (89.70)

28 (56.00)

6 (24.00)

60 (57.70)

 

Pupillary light reflex

 

 

 

 

 

Sensitive

1 (3.40

8 (16.00)

8 (32.00)

17 (16.30)

< 0.001

Slow

2 (6.90)

17 (34.00)

11 (44.00)

30 (28.80)

 

disappear

26 (89.70)

25 (50.00)

6 (24.00)

57 (54.80)

 

Corneal reflex

 

 

 

 

 

Sensitive

0 (0.00)

5 (10.00)

9 (36.00)

14 (13.50)

< 0.001

disappear

29 (100.00)

45 (90.00)

16 (64.00)

90 (86.50)

 

Cough reflex

 

 

 

 

 

Yes

1 (3.40)

6 (12.00)

13 (52.00)

20 (19.20)

< 0.001

no

28 (96.60)

44 (88.00)

12 (48.00)

84 (80.80)

 

Pain reaction

 

 

 

 

 

Sensitive

0 (0.00)

2 (4.00)

5 (20.00)

7 (6.70)

< 0.001

Slow

4 (13.80)

24 (48.00)

16 (64.00)

44 (42.30)

 

disappear

25 (86.20)

24 (48.00)

4 (16.00)

53 (51.00)

 

Cisterna ambiens

 

 

 

 

 

Normal

0 (0.00)

1 (2.00)

5 (20.00)

6 (5.80)

< 0.001

Narrow

3 (10.30)

19 (38.00)

13 (52.00)

35 (33.70)

 

disappear

26 (89.70)

30 (60.00)

7 (28.00)

63 (60.60)

 

Whirlpool sign

 

 

 

 

 

No

11 (37.90)

21 (42.00)

15 (60.00)

47 (45.20)

0.219

Yes

18 (62.10)

29 (58.00)

10 (40.00)

57 (54.80)

 

Cerebral hernia

 

 

 

 

 

No

3 (10.30)

19 (38.00)

15 (60.00)

37 (35.60)

0.001

Yes

26 (89.70)

31 (62.00)

10 (40.00)

67 (64.40)

 

Intraventricular hemorrhage

 

 

 

 

No

5 (17.20)

22 (44.00)

17 (68.00)

44 (42.30)

0.001

Yes

24 (82.80)

28 (56.00)

8 (32.00)

60 (57.70)

 

Hydrocephalus

 

 

 

 

 

No

25 (86.20)

42 (84.00)

21 (84.00)

88 (84.60)

0.962

Yes

4 (13.80)

8 (16.00)

4 (16.00)

16 (15.40)

 

Subarachnoid hemorrhage

 

 

 

 

No

13 (44.80)

17 (34.00)

13 (52.00)

43 (41.30)

0.297

Yes

16 (55.20)

33 (66.00)

12 (48.00)

61 (58.70)