Top 10 and five (bold items) features related to clinicians’ diagnosis on clinically relevant knee OA
| . | GP diagnosis based on clinical data . | SP diagnosis based on clinical data . | GP diagnosis based on clinical and radiographic data . | SP diagnosis based on clinical and radiographic data . |
|---|---|---|---|---|
| Demographics and medical history | None | None | None | None |
| Symptoms | T10 WOMAC total score | T10 WOMAC total score | T10 WOMAC total score | T8 WOMAC total score |
| T10 WOMAC function score | T10 WOMAC function score | T10 WOMAC function score | T5 WOMAC total score | |
| T8 WOMAC total score | T8 WOMAC total score | T8 WOMAC total score | T8 WOMAC function score | |
| T8 WOMAC function score | T8 WOMAC function score | T8 WOMAC function score | T5 WOMAC function score | |
| T5 WOMAC total score | T5 WOMAC total score | T5 WOMAC total score | ||
| T10 WOMAC pain score | T10 WOMAC pain | T10 WOMAC stiffness score | ||
| T5 WOMAC function score | T5 WOMAC function score | T5 WOMAC function score | ||
| T5 WOMAC stiffness score | T5 WOMAC pain score | |||
| T10 knee stiffness-No | ||||
| T10 knee stiffness-Yes | ||||
| Physical examination | None | T10 Joint line tenderness – Negativea | T10 knee flexion degree | T10 Joint line tenderness – Positive |
| T10 Joint line tenderness – Positivea | T8 knee flexion degree | |||
| Radiographic features | – | – | T10 medial joint space narrowing grade | T10 KL grade |
| T5 medial tibial osteophyte grade | T10 medial femoral osteophyte grade | |||
| T8 KL grade | ||||
| T5 KL grade |
| . | GP diagnosis based on clinical data . | SP diagnosis based on clinical data . | GP diagnosis based on clinical and radiographic data . | SP diagnosis based on clinical and radiographic data . |
|---|---|---|---|---|
| Demographics and medical history | None | None | None | None |
| Symptoms | T10 WOMAC total score | T10 WOMAC total score | T10 WOMAC total score | T8 WOMAC total score |
| T10 WOMAC function score | T10 WOMAC function score | T10 WOMAC function score | T5 WOMAC total score | |
| T8 WOMAC total score | T8 WOMAC total score | T8 WOMAC total score | T8 WOMAC function score | |
| T8 WOMAC function score | T8 WOMAC function score | T8 WOMAC function score | T5 WOMAC function score | |
| T5 WOMAC total score | T5 WOMAC total score | T5 WOMAC total score | ||
| T10 WOMAC pain score | T10 WOMAC pain | T10 WOMAC stiffness score | ||
| T5 WOMAC function score | T5 WOMAC function score | T5 WOMAC function score | ||
| T5 WOMAC stiffness score | T5 WOMAC pain score | |||
| T10 knee stiffness-No | ||||
| T10 knee stiffness-Yes | ||||
| Physical examination | None | T10 Joint line tenderness – Negativea | T10 knee flexion degree | T10 Joint line tenderness – Positive |
| T10 Joint line tenderness – Positivea | T8 knee flexion degree | |||
| Radiographic features | – | – | T10 medial joint space narrowing grade | T10 KL grade |
| T5 medial tibial osteophyte grade | T10 medial femoral osteophyte grade | |||
| T8 KL grade | ||||
| T5 KL grade |
In the random forest model, joint line tenderness tested positive indicates the knee is more likely to have OA; negative indicates have no OA.
GP: general practitioner; SP: secondary care physician; T5 (8,10): 5 (8,10)-year follow-up; KL: Kellgren and Lawrence.
Top 10 and five (bold items) features related to clinicians’ diagnosis on clinically relevant knee OA
| . | GP diagnosis based on clinical data . | SP diagnosis based on clinical data . | GP diagnosis based on clinical and radiographic data . | SP diagnosis based on clinical and radiographic data . |
|---|---|---|---|---|
| Demographics and medical history | None | None | None | None |
| Symptoms | T10 WOMAC total score | T10 WOMAC total score | T10 WOMAC total score | T8 WOMAC total score |
| T10 WOMAC function score | T10 WOMAC function score | T10 WOMAC function score | T5 WOMAC total score | |
| T8 WOMAC total score | T8 WOMAC total score | T8 WOMAC total score | T8 WOMAC function score | |
| T8 WOMAC function score | T8 WOMAC function score | T8 WOMAC function score | T5 WOMAC function score | |
| T5 WOMAC total score | T5 WOMAC total score | T5 WOMAC total score | ||
| T10 WOMAC pain score | T10 WOMAC pain | T10 WOMAC stiffness score | ||
| T5 WOMAC function score | T5 WOMAC function score | T5 WOMAC function score | ||
| T5 WOMAC stiffness score | T5 WOMAC pain score | |||
| T10 knee stiffness-No | ||||
| T10 knee stiffness-Yes | ||||
| Physical examination | None | T10 Joint line tenderness – Negativea | T10 knee flexion degree | T10 Joint line tenderness – Positive |
| T10 Joint line tenderness – Positivea | T8 knee flexion degree | |||
| Radiographic features | – | – | T10 medial joint space narrowing grade | T10 KL grade |
| T5 medial tibial osteophyte grade | T10 medial femoral osteophyte grade | |||
| T8 KL grade | ||||
| T5 KL grade |
| . | GP diagnosis based on clinical data . | SP diagnosis based on clinical data . | GP diagnosis based on clinical and radiographic data . | SP diagnosis based on clinical and radiographic data . |
|---|---|---|---|---|
| Demographics and medical history | None | None | None | None |
| Symptoms | T10 WOMAC total score | T10 WOMAC total score | T10 WOMAC total score | T8 WOMAC total score |
| T10 WOMAC function score | T10 WOMAC function score | T10 WOMAC function score | T5 WOMAC total score | |
| T8 WOMAC total score | T8 WOMAC total score | T8 WOMAC total score | T8 WOMAC function score | |
| T8 WOMAC function score | T8 WOMAC function score | T8 WOMAC function score | T5 WOMAC function score | |
| T5 WOMAC total score | T5 WOMAC total score | T5 WOMAC total score | ||
| T10 WOMAC pain score | T10 WOMAC pain | T10 WOMAC stiffness score | ||
| T5 WOMAC function score | T5 WOMAC function score | T5 WOMAC function score | ||
| T5 WOMAC stiffness score | T5 WOMAC pain score | |||
| T10 knee stiffness-No | ||||
| T10 knee stiffness-Yes | ||||
| Physical examination | None | T10 Joint line tenderness – Negativea | T10 knee flexion degree | T10 Joint line tenderness – Positive |
| T10 Joint line tenderness – Positivea | T8 knee flexion degree | |||
| Radiographic features | – | – | T10 medial joint space narrowing grade | T10 KL grade |
| T5 medial tibial osteophyte grade | T10 medial femoral osteophyte grade | |||
| T8 KL grade | ||||
| T5 KL grade |
In the random forest model, joint line tenderness tested positive indicates the knee is more likely to have OA; negative indicates have no OA.
GP: general practitioner; SP: secondary care physician; T5 (8,10): 5 (8,10)-year follow-up; KL: Kellgren and Lawrence.
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