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Data Quality
Validity
Data Quality » Validity » Overall validity
Data Quality » Validity » Validity per variable
TABLE Overview of validity by variable for each joint of hip, knee, ankle, shoulder, wrist and finger arthroplasties registered in the LROI in the Netherlands in 2021
| Hip | Knee | Ankle | Shoulder | Elbow | Wrist | Finger | |
| Number of arthroplasties (n) | 41,084 | 29,790 | 148 | 3,555 | 195 | 94 | 245 |
| Number of primary arthroplasties (n) | 37,549 | 27,217 | 122 | 3,239 | 152 | 78 | 214 |
| Number of revision arthroplasties (n) | 3,535 | 2,573 | 26 | 316 | 43 | 16 | 31 |
| General characteristics | % | % | % | % | % | % | % |
| Gender | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 |
| Encrypted citizen service number | 99.8 | 99.9 | 100.0 | 99.9 | 100.0 | 100.0 | 100.0 |
| HIS patient number | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 |
| Date of birth | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 |
| Type of procedure | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 |
| Operating side | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 |
| Postal code | 99.4 | 99.8 | 100.0 | 98.7 | 98.0 | 89.4 | 96.3 |
| BMI | 97.9 | 99.6 | 100.0 | 99.0 | 98.0 | 88.3 | 93.1 |
| Smoking | 97.9 | 99.4 | 99.3 | 99.2 | 98.0 | 89.4 | 94.7 |
| ASA score | 99.7 | 99.8 | 100.0 | 99.7 | 100.0 | 91.5 | 97.6 |
| Fixation | 99.8 | 99.8 | 99.3 | 98.8 | 98.46 | 88.3 | 95.9 |
| Primary arthroplasty characteristics | % | % | % | % | % | % | % |
| Diagnosis | 98.7 | 99.5 | 100.0 | 99.4 | 100.0 | 94.3 | 96.9 |
| Charnley/Walch score | 98.5 | 99.2 | 100.0 | 97.2 | n.a. | n.a. | n.a. |
| Prosthesis | 99.9 | 100.0 | 100.0 | 98.9 | 100.0 | 90.0 | 100.0 |
| Surgical approach | 99.3 | 99.5 | 100.0 | 98.2 | 99.3 | 85.7 | 98.3 |
| Revision arthroplasty characteristics | % | % | % | % | % | % | % |
| Type of revision | 99.6 | 99.0 | 100.0 | 100.0 | 100.0 | 95.8 | 94.1 |
| Charnley score | 100.0 | 100.0 | n.a. | n.a. | n.a. | n.a. | n.a. |
| Reason for revision | 98.5 | 98.3 | 100.0 | 99.4 | 100.0 | 95.8 | 94.1 |
Please note: Validity by variable as determined in April 2022.
HIS: hospital information system; BMI: body mass index.
© LROI 2022