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Table 2 Radiographic outcomes

From: Risk factors of early periprosthetic femoral fracture after total knee arthroplasty

Outcomes

PFF group (n = 24)

Control group (n = 96)

p-value

LDFA (º)

 -Preoperative

81.8 ± 3.4

81.9 ± 2.2

0.855

 -Postoperative

86.2 ± 2.0

85.2 ± 1.9

0.026*

 -Change of LDFA

4.4 ± 4.3

3.3 ± 2.3

0.227

DFW (mm)

80.4 ± 5.3

85.7 ± 7.0

0.001*

PDFW ratio

0.79 ± 0.01

0.75 ± 0.05

0.004*

FCFA (º)

88.4 ± 6.0

87.8 ± 4.1

0.635

AFN (%)

2 (8.3%)

1 (1.0%)

0.102

AFN (mm)

0.3 ± 1.1

0.1 ± 0.5

0.301

  1. PFF periprosthetic femoral fracture, LDFA anatomical lateral distal femoral angle, DFW distal femoral width, PDFW prosthesis-distal femoral width, FCFA femoral component flexion angle, AFN anterior femoral notching
  2. *p-value < 0.05
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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