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Table 4 Factors associated with LOS for total hospital stay after hip fracture

From: Total hospital stay for hip fracture: measuring the variations due to pre-fracture residence, rehabilitation, complications and comorbidities

 

Community patients N = 1844

Patients from RAC N = 708

 

Added days*

95% CI

P

Added days

95% CI

P

Baseline LOS**

 

14.8

  

10.2

 

Age-group

  

0.001

 

-

 

<80

 

referent

  

-

 

80-84

3.5

(1.4 – 5.9)

  

-

 

85-89

3.6

(1.6 – 5.8)

  

-

 

90 +

2.1

(0.1 - 4.3)

   

-

Fracture type

  

<0.001

 

-

 

Cervical

 

referent

  

-

 

Unspecified

4.3

(2.7 – 6.1)

  

-

 

Subtrochanteric

3.1

( 0.7 - 5.8)

  

-

 

Trochanteric

2.0

(0.9 -3.1)

   

<0.001

Separation mode

  

<0.001

   

Usual residence

 

referent

  

referent

 

Other transfer

4.7

(2.8 – 6.9)

 

18.3

(8.8 - 32.7)

 

New RAC transfer

5.1

(3.7 – 6.7)

 

N/A

N/A

 

Death

-2.7

(-4.0, -1.3)

 

-0.5

(-1.9, 1.1)

<0.001

Rehabilitation

9.9

(8.4 - 11.4)

<0.001

13.9

(10.8 -17.4)

0.009

Surgery

-

-

 

2.4

(0.6 – 4.5)

<0.001

Intensive care

-

-

 

7.9

. (4.1 – 12.7)

 

Comorbidities

      

Parkinson’s disease

5.7

(2.3 - 9.7)

<0.001

 

-

 

Diabetes

2.5

(0.9 - 4.3)

0.002

 

-

 

Dementia

1.7

(0.0 – 3.5)

0.04

 

-

 

Complications

 

-

    

Skin ulceration

5.6

(4.0 - 7.4)

 

3.7

(1.7 – 5.9)

<0.001

Wound infection

4.9

(1.7 – 8.8)

<0.001

5.9

(0.9 – 13.0)

0.010

Urinary infection

2.8

(1.5 - 4.3)

0.001

4.2

(2.4 – 6.4)

<0.001

Delirium

1.9

(0.4 - 3.7)

<0.001

1.9

(0.1 – 4.1)

0.04

Chest infection

2.7

(1.0 – 4.5)

0.02

-

-

 
  1. *Mean addition to baseline value **LOS for female <80 years:cervical fracture, no surgery, rehabilitation, intensive care, comorbidity or complications; separated to usual residence.