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Table 4 Postoperative complications following LLP fixation of PDFFs in patients allowed WBAT compared with those with RWB

From: Immediate weight-bearing is safe following lateral locked plate fixation of periprosthetic distal femoral fractures

Variable

WBAT (n = 28)

RWB (n = 15)

p value

Complications

 Early medical (<6 weeks)

17 [60.7]

9 [60.0]

0.850^

 Early surgical (<6 weeks)

5 [17.9]

0

0.076^

Mortality

 30 days

2 [7.1]

0

0.535^^

 90 days

2 [7.1]

2 [13.3]

0.602^^

 1 year

4 [14.2]

2 [13.3]

1.0^^

Failures

 Reoperations

6 [21.4]

2 [13.3]

0.692^^

 Non-union

2 [7.1]

2 [13.3]

1.0^^

 Fixation failure

2 [7.1]

0

0.535^^

Mobility

 Post-fracture FMS 0

3 [10.7]

1 [6.7]

0.623^

 1 - Full activity

8 [28.6]

3 [20.0]

 

 2 - Walking with assistance for short periods only

5 [17.9]

4 [26.7]

 

 3 - Walking with assistance for ADLs/appointments only

2 [7.1]

3 [20.0]

 

 4 - Confined to wheelchair

2 [7.1]

0

 

 5 - Bedridden

2 [7.1]

2 [20.0]

 

 Functional mobility change

−0.67 (1.3)

−1.46 (1.3)

0.083*

Disposition

 Length of acute stay

13

10

0.265**

 Required period of rehabilitation

12

8

0.651^

Ultimate discharge destination

  

0.841^

 Own home

10 [35.7]

6 [40.0]

 

 Care home

4 [14.3]

1 [6.7]

 

 Community hospital

2 [7.1]

0

 

 Died in hospital

1 [3.6]

1 [6.7]

 

 Unknown after rehabilitation

10 [35.7]

6 [40.0]

 
  1. Data presented as number [%]
  2. LLP lateral locking plate, PDFF periprosthetic distal femoral fracture, RWB restricted weight-bearing, WBAT weight-bearing as tolerated
  3. * Unpaired T-test
  4. ** Mann Whitney U test
  5. ^ Chi square
  6. ^^ Fisher's exact