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Association between ctDNA detection and objective clinical response in patients with LMS.
| Clinical response | ctDNA positive | ctDNA negative | P value |
|---|---|---|---|
| Pretreatment | N = 45a | N = 48a | 0.004 |
| Partial response | 5 | 18 | |
| No response | 40 | 30 | |
| Posttreatment | N = 17 | N = 51 | 0.002 |
| Partial response | 0 | 19 | |
| No response | 17 | 32 |
aData on response available for only 93/98 patients.
