${\cal B}(B^+ \to K^+ \nu \bar{\nu})$

ExperimentMeasurement [10-5]$\Delta\chi^2$ReferenceComments
Average$1.38 \pm0.35$5.55$p=0.23$ (ndf=4)
PDG$2.30\,^{+0.71}_{-0.64}$pdgLive
Belle$1.00 \pm0.60$0.41 Phys.Rev.D 96,091101 (2017)Semileptonic tag. Paper only reports UL. The value reported here is calculated in Ref.~\cite{Belle-II:2023esi}.
Belle II$2.3 \pm0.5\,^{+0.5}_{-0.4}$2.05 Phys.Rev.D 109,112006 (2024)
BaBar$0.20\,^{+0.80}_{-0.70}$2.19 Phys.Rev.D 82,112002 (2010)Semileptonic tag.
Belle$2.90 \pm1.60$0.90 Phys.Rev.D 87,111103 (2013)Hadronic tag. Paper only reports UL. The value reported here is calculated in Ref.~\cite{Belle-II:2023esi}.
BaBar$1.50\,^{+1.70}_{-0.80}\,^{+0.40}_{-0.20}$0.01 Phys.Rev.D 87,112005 (2013)Hadronic tag.