H → ZZ∗  Decay Mode Summary INSPIRE   PDGID:
S126.2
Mode Fraction (Γi / Γ) Scale Factor/
Conf. Level		 P(MeV/c)  
Γ2 H → ZZ∗ (2.80 ±0.30) ×10−2
The following data is related to the above value:
Γ( H → ZZ∗)/Γtotal
Γ2/Γ
VALUE DOCUMENT ID TECN  COMMENT
0.028 ±0.003 1
ATLAS
2022
ATLS pp, 13 TeV
1  ATLAS 2022 report combined results (see their Extended Data Table 1) using up to 139 fb−1 of data at Ecm = 13 TeV, assuming mH = 125.09 GeV. SM values for the production cross-sections are assumed. See their Fig. 2b.
 References
ATLAS 2022
NAT 607 52 A detailed map of Higgs boson interactions by the ATLAS experiment ten years after the discovery
Also
NAT 612 E24 (errat.) A detailed map of Higgs boson interactions by the ATLAS experiment ten years after the discovery