Table 1 Patient demographics

No. of cases

92

55

Sex (Male / Female)

23 / 69

11/44

Age (years old)

81.9 ± 7.1

83.0 ± 6.8

Male 80.6 ± 6.7

Males 83.2 ± 5.6

Female 82.4 ± 7.2

Females 83.0 ± 7.1

Length of hospitalization (day)

27.1 ± 12.6

27.5 ± 13.3

Follow-up period (day)

257.4 ± 270.2

411.7 ± 250.1

Ambulatory status before the injury

1

53

33

2

16

10

3

18

11

4

2

0

5

3

1

6

0

0

Ambulatory status at 1 week after surgery

1

1

1

2

5

3

3

31

21

4

21

14

5

28

12

6

6

4

Ambulatory status at discharge

1

4

4

2

24

16

3

32

21

4

18

10

5

14

4

6

0

0

Ambulatory status at final follow up

1

-

33

2

-

10

3

-

11

4

-

0

5

-

1

6

-

0

Dementia

23

13