| Experiment | Measurement [10-6] | $\Delta\chi^2$ | Reference | Comments |
|---|---|---|---|---|
| Average | $2.7 \pm1.8$ | |||
| PDG | $2.7 \pm1.8$ | pdgLive | ||
| BaBar | $2.7\,^{+1.3}_{-1.2} \pm1.3$ | 0.00 | Phys.Rev.D 85,054023 (2012) | Result extracted from Dalitz-plot analysis of $B^0 \to K_S^0 K_S^0 K_S^0$ decays. Multiple systematic uncertainties are added in quadrature. |