Table 3.
Level of Consensus on Retreatment after Failure of Viscosupplementation.
| Issues on Retreatment after Failure of Viscosupplementation | Level of Consensus | Agreement |
|
|---|---|---|---|
| Agree | Disagree | ||
| Among the following items which are those you consider as predictive factors of viscosupplementation failure? | |||
| Kellgren-Lawrence grade III and IV | Moderately against | 3 | 7 |
| Kellgren-Lawrence grade IV only | Unanimously in favor | 10 | 0 |
| Overweight (BMI between 25 and 30 kg/m2) | No consensus | 5 | 5 |
| Obesity (BMI >30 kg/m2) | Unanimously in favor | 10 | 0 |
| Clinical severity: pain on VAS >6 and ≤8 | Strongly against | 2 | 8 |
| Clinical severity: pain on VAS ≥8 | Weakly in favor | 6 | 4 |
| Severe patellofemoral involvement | Strongly in favor | 9 | 1 |
| Isolated patellofemoral OA | Strongly in favor | 8 | 2 |
| Synovial fluid effusion<10 mL | Strongly against | 2 | 8 |
| Synovial fluid effusion >10 mL | Moderately in favor | 7 | 3 |
| Pain due to meniscus tear | Strongly in favor | 9 | 1 |
| OA flare | Strongly in favor | 8 | 2 |
| In your opinion, which of the following statements influence the results of VS? | |||
| Choice of the viscosupplement | Strongly in favor | 8 | 2 |
| Inappropriate protocol (inadequate number of injections, time interval not respected between 2 injections?) | Strongly in favor | 8 | 2 |
| Wrong clinical analysis of pain origin | Unanimously in favor | 10 | 0 |
| Wrong analysis of anatomical severity | Strongly in favor | 8 | 2 |
| Extra-articular injection | Unanimously in favor | 10 | 0 |
BMI = body mass index; VS = viscosupplementation; OA = osteoarthritis; VAS = 100 mm visual analogue scale.