| Experiment | Measurement [10-2] | $\Delta\chi^2$ | Reference | Comments |
|---|---|---|---|---|
| Average | $1.5 \pm1.1$ | 0.01 | $p=0.92$ (ndf=1) | |
| Belle | $1.44 \pm1.28 \pm0.11$ | 0.00 | Phys.Rev.D 99,032012 (2019) | $M_{X_s} < 2.8 ~\text{GeV}/c^2$. |
| BaBar | $1.7 \pm1.9 \pm1.0$ | 0.01 | Phys.Rev.D 90,092001 (2014) | $0.6 < M_{X_s} < 2.0 ~\text{GeV}/c^2$. |