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Table 4 Comparison of gait and balance parameters between the UKA preoperatively and control groups

From: Early postoperative gait characteristics after unicompartmental knee arthroplasty: results and clinical implications

Subject

Preoperatively

Control group

P

COP Path length (mm)

92.20 ± 30.23

36.00 ± 19.40

< 0.001

95% ellipse area (mm2)

118.72 ± 34.12

30.16 ± 9.25

< 0.001

Pace (m/s)

0.83 ± 0.11

1.19 ± 0.08

< 0.001

Stride length (cm)

1.01 ± 0.06

1.25 ± 0.06

< 0.001

Step frequency (step/min)

98.40 ± 5.29

116.40 ± 6.53

< 0.001

Step cycle (s)

1.24 ± 0.12

1.03 ± 0.06

< 0.001

Single support time (%)

32.90 ± 1.95

40.50 ± 2.20

< 0.001

  1. UKA, unicompartmental knee arthroplasty; COP, center of pressure
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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