Mean scores

Hip » PROMs » Mean scores » NRS (rest)

FIGURE Mean pre-operative, 3 months and 12 months postoperative NRS (rest) scores of patients who underwent a THA for osteoarthritis by gender in the Netherlands in 2014-2019

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TABLE Mean NRS (rest) scores

NRS (rest) score Pre-operative 3 months postoperative 12 months postoperative¹
Gender n Mean (95% CI) n Mean (95% CI) n Mean (95% CI)
Men 26,057 4.9 (4.8-4.9) 19,866 1.0 (1.0-1.1) 15,122 0.8 (0.8-0.8)
Women 48,125 5.4 (5.4-5.4) 35,111 1.3 (1.3-1.3) 26,758 0.9 (0.9-1.0)
Total² 74,210 5.2 (5.2-5.2) 54,996 1.2 (1.2-1.2) 41,896 0.9 (0.9-0.9)

¹ The 12 months NRS (rest) score is not (yet) available for 2019.
² Also contains NRS (rest) scores of patients whose gender was registered as unknown.
THA: total hip arthroplasty; CI: confidence interval.

© LROI 2020

The NRS (rest) score measures pain during rest. The score has a range of 0.0 to 10.0, with 0.0 representing no pain and 10.0 representing the most possible pain.

Hip » PROMs » Mean scores » NRS (activity)

FIGURE Mean pre-operative, 3 months and 12 months postoperative NRS (activity) scores of patients who underwent a THA for osteoarthritis by gender in the Netherlands in 2014-2019

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TABLE Mean NRS (activity) scores

NRS (activity) score Pre-operative 3 months postoperative 12 months postoperative¹
Gender n Mean (95% CI) n Mean (95% CI) n Mean (95% CI)
Men 26,138 6.9 (6.9-7.0) 19,887 1.9 (1.8-1.9) 15,180 1.3 (1.3-1.4)
Women 48,256 7.3 (7.3-7.3) 35,141 2.2 (2.2-2.2) 26,830 1.5 (1.5-1.6)
Total² 74,422 7.2 (7.2-7.2) 55,047 2.1 (2.1-2.1) 42,026 1.5 (1.4-1.5)

¹ The 12 months NRS (activity) score is not (yet) available for 2019.
² Also contains NRS (activity) scores of patients whose gender was registered as unknown.
THA: total hip arthroplasty; CI: confidence interval.

© LROI 2020

The NRS (activity) score measures pain during activity. The score has a range of 0.0 to 10.0, with 0.0 representing no pain and 10.0 representing the most possible pain.

Hip » PROMs » Mean scores » EQ5D index score

FIGURE Mean pre-operative, 3 months and 12 months postoperative EQ-5D Index scores of patients who underwent a THA for osteoarthritis by gender in the Netherlands in 2014-2019

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TABLE Mean EQ-5D Index scores

EQ-5D Index score Pre-operative 3 months postoperative 12 months postoperative¹
Gender n Mean (95% CI) n Mean (95% CI) n Mean (95% CI)
Men 26,265 0.60 (0.60-0.61) 19,753 0.85 (0.85-0.85) 15,198 0.88 (0.88-0.89)
Women 48,431 0.54 (0.53-0.54) 34,776 0.82 (0.82-0.82) 26,778 0.85 (0.85-0.85)
Total² 74,725 0.56 (0.56-0.56) 55,548 0.83 (0.83-0.83) 41,992 0.86 (0.86-0.86)

¹ The 12 months EQ-5D index score is not (yet) available for 2019.
² Also contains EQ-5D index scores of patients whose gender was registered as unknown.
THA: total hip arthroplasty; CI: confidence interval.

© LROI 2020

The EQ-5D index score measures quality of life. The score has a range of -0.329 to 1.0, with 1.0 representing the best possible quality of life.

Hip » PROMs » Mean scores » EQ5D thermometer

FIGURE Mean pre-operative, 3 months and 12 months postoperative EQ-5D thermometer scores of patients who underwent a THA for osteoarthritis by gender in the Netherlands in 2014-2019

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TABLE Mean EQ-5D thermometer scores

EQ-5D thermometer score Pre-operative 3 months postoperative 12 months postoperative¹
Gender n Mean (95% CI) n Mean (95% CI) n Mean (95% CI)
Men 26,379 67.3 (67.0-67.5) 19,995 77.4 (77.2-77.7) 15,513 77.9 (77.6-78.2)
Women 48,553 63.8 (63.6-63.9) 35,243 74.8 (74.6-75.0) 27,238 75.1 (75.3-21.3)
Total² 74,960 65.0 (64.9-65.1) 55,257 75.7 (75.6-75.9) 42,857 76.1 (75.9-76.3)

¹ The 12 months EQ-5D thermometer score is not (yet) available for 2019.
² Also contains EQ-5D thermometer scores of patients whose gender was registered as unknown.
THA: total hip arthroplasty; CI: confidence interval.

© LROI 2020

The EQ-5D thermometer score measures the health situation. The score has a range of 0.0 to 100.0, with 0.0 representing the worst possible health situation and 100.0 the best possible health situation.

Hip » PROMs » Mean scores » HOOS-PS score

FIGURE Mean pre-operative, 3 months and 12 months postoperative HOOS-PS scores of patients who underwent a THA for osteoarthritis by gender in the Netherlands in 2014-2019

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TABLE Mean HOOS-PS scores

HOOS-PS score Pre-operative 3 months postoperative 12 months postoperative¹
Gender n Mean (95% CI) n Mean (95% CI) n Mean (95% CI)
Men 25,327 46.0 (45.8-46.2) 18,617 16.1 (15.9-16.3) 14,553 11.9 (11.7-12.1)
Women 45,541 50.4 (50.2-50.6) 31,584 18.6 (18.5-18.8) 24,587 14.3 (14.1-14.5)
Total² 70,897 48.8 (48.7-49.0) 50,220 17.7 (17.6-17.8) 39,156 13.4 (13.3-13.5)

¹ The 12 months HOOS-PS score is not (yet) available for 2019.
² Also contains HOOS-PS scores of patients whose gender was registered as unknown.
THA: total hip arthroplasty; CI: confidence interval.

© LROI 2020

The HOOS-PS score measures the physical functioning of patients with osteoarthritis to the hip. The score has a range of 0.0 to 100.0, with 0.0 representing no effort and 100.0 the most possible effort.

Hip » PROMs » Mean scores » Oxford Hip score

FIGURE Mean pre-operative, 3 months and 12 months postoperative Oxford Hip scores of patients who underwent a THA for osteoarthritis by gender in the Netherlands in 2014-2019

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TABLE Mean OHS scores

Oxford Hip score Pre-operative 3 months postoperative 12 months postoperative¹
Gender n Mean (95% CI) n Mean (95% CI) n Mean (95% CI)
Men 23,768 24.5 (24.4-24.6) 17,917 40.4 (40.3-40.5) 13,657 42.8 (42.7-42.9)
Women 43,726 22.0 (21.9-22.1) 31,205 38.8 (38.7-38.8) 23,909 41.5 (41.4-41.6)
Total² 67,520 22.9 (22.8-22.9) 49,141 39.3 (39.3-39.4) 37,580 42.0 (41.9-42.1)

¹ The 12 months Oxford Hip score is not (yet) available for 2019.
² Also contains Oxford Hip scores of patients whose gender was registered as unknown.
THA: total hip arthroplasty; CI: confidence interval.

© LROI 2020

The Oxford Hip score measures the physical functioning and pain of patients with osteoarthritis to the hip. The score has a range of 0.0 to 48.0, with 0.0 representing no functional ability and 48.0 the most functional ability.

Hip » PROMs » Mean scores » Anchor question: Daily functioning

FIGURE Mean 3 months and 12 months postoperative Change in daily functioning of patients who underwent a THA for osteoarthritis by gender in the Netherlands in 2014-2019

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TABLE Mean anchor question: Daily functioning

Anchor question score 3 months postoperative 12 months postoperative¹
Gender n Mean (95% CI) n Mean (95% CI)
Men 18,702 5.8 (5.8-5.9) 14,720 6.0 (6.0-6.0)
Women 32,938 5.7 (5.7-5.7) 26,028 5.9 (5.9-5.9)
Total² 51,659 5.7 (5.7-5.8) 40,764 5.9 (5.9-5.9)

¹ The 12 months anchor question score is not (yet) available for 2019.
² Also contains anchor question scores of patients whose gender was registered as unknown.
THA: total hip arthroplasty; CI: confidence interval.

© LROI 2020

The anchor question measures change in daily functioning after joint replacement. The score has a range of 1.0 to 7.0, with 1.0 representing very deteriorated and 7.0 representing very improved.