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Data Quality
Mean scores
Knee » PROMs » Mean scores » NRS (rest)
FIGURE Mean pre-operative, 6 months and 12 months postoperative NRS (rest) scores of patients who underwent a TKA for osteoarthritis by NRS satisfaction score in the Netherlands in 2014-2022
TABLE Mean NRS (rest) scores
| NRS (rest) score | Pre-operative | 6 months postoperative | 12 months postoperative | |||
| NRS satisfaction | n | Mean (95% CI) | n | Mean (95% CI) | n | Mean (95% CI) |
| Not satisfied: 0-4 | 2,485 | 5.44 (5.34-5.54) | 2,480 | 3.36 (3.25-3.46) | 2,517 | 3.52 (3.41-3.63) |
| Moderately satisfied: 5-7 | 7,580 | 5.49 (5.44-5.54) | 7,675 | 2.99 (2.94-3.04) | 7,743 | 2.91 (2.85-2.96) |
| Very satisfied: 8-10 | 24,709 | 5.05 (5.02-5.09) | 24,999 | 1.32 (1.29-1.34) | 25,284 | 0.87 (0.85-0.89) |
| Total | 37,846 | 5.19 (5.16-5.21) | 38,313 | 1.84 (1.82-1.86) | 38,350 | 1.51 (1.49-1.53) |
The NRS (satisfaction) score measures patients’ satisfaction with the outcome of after joint replacement. The score has a range of 0.0 to 10.0, with 0.0 representing very unsatisfied and 10.0 representing very satisfied.
TKA: total knee arthroplasty; CI: confidence interval.
© LROI 2023
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.
Knee » PROMs » Mean scores » NRS (activity)
FIGURE Mean pre-operative, 6 months and 12 months postoperative NRS (activity) scores of patients who underwent a TKA for osteoarthritis by NRS satisfaction score in the Netherlands in 2014-2022
TABLE Mean NRS (activity) scores
| NRS (activity) score | Pre-operative | 6 months postoperative | 12 months postoperative | |||
| NRS satisfaction | n | Mean (95% CI) | n | Mean (95% CI) | n | Mean (95% CI) |
| Not satisfied: 0-4 | 2,483 | 7.49 (7.42-7.57) | 2,477 | 4.71 (4.60-4.82) | 2,520 | 4.94 (4.81-5.06) |
| Moderately satisfied: 5-7 | 7,576 | 7.46 (7.42-7.50) | 7,679 | 4.39 (4.34-4.44) | 7,745 | 4.33 (4.28-4.38) |
| Very satisfied: 8-10 | 24,700 | 7.28 (7.26-7.31) | 25,004 | 2.16 (2.13-2.18) | 25,305 | 1.50 (1.47-1.52) |
| Total | 37,828 | 7.32 (7.30-7.34) | 38,323 | 2.83 (2.80-2.85) | 38,371 | 2.35 (2.33-2.38) |
The NRS (satisfaction) score measures patients’ satisfaction with the outcome of after joint replacement. The score has a range of 0.0 to 10.0, with 0.0 representing very unsatisfied and 10.0 representing very satisfied.
TKA: total knee arthroplasty; CI: confidence interval.
© LROI 2023