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Table 3 Responsiveness of PROMs

From: Evaluation of the EQ-5D-5L, EQ-VAS stand-alone component and Oxford knee score in the Australian knee arthroplasty population utilising minimally important difference, concurrent validity, predictive validity and responsiveness

(a) 6 Weeks

 

Preoperative

6 Weeks

Mean Difference

Paired t-Test

Effect Size

Standard Response Mean

OKS

17.23 ± 7.41

27.25 ± 8.62

10.02 ± 9.58

 < 0.0001

1.35 (Large)

1.05 (Large)

EQ-5D-5L index score

0.30 ± 0.35

0.61 ± 0.26

0.31 ± 0.37

 < 0.0001

0.87 (Large)

0.84 (Large)

EQ-VAS

67.71 ± 19.07

74.79 ± 16.54

7.08 ± 19.76

 < 0.0001

0.37 (Small)

0.36 (Small)

(b) 6 Months

 

Preoperative

6 Months

Mean Difference

Paired t-Test

Effect Size

Standard Response Mean

OKS

17.20 ± 7.33

33.26 ± 9.52

16.07 ± 10.08

 < 0.0001

1.69 (Large)

1.59 (Large)

EQ-5D-5L index score

0.30 ± 0.35

0.67 ± 0.28

0.36 ± 0.38

 < 0.0001

1.31 (Large)

0.95 (Large)

EQ-VAS

67.81 ± 19.14

77.05 ± 15.62

9.24 ± 19.68

 < 0.0001

0.59 (Moderate)

0.47 (Small)

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Health and Quality of Life Outcomes

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