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The characteristics between patients with knee OA and healthy controls.
| Characteristics | Knee OA patients (n=187) | Healthy controls (n=109) | P value |
|---|---|---|---|
| Age (years) | 61.45±10.74 | 61.75±7.72 | 0.783 |
| Gender (male/female) | 76/111 | 43/66 | 0.840 |
| Adrenomedullin in serum (pg/mL) | 62.60 (50.98–72.00) | 40.09 (29.81–48.58) | <0.001 |
| Adrenomedullin in SF (pg/mL) | 20.22 (17.04–24.26) |
