TABLE.

Results of Recent Umbiflow Studies

No. of ParticipantsPrevalence Abnormal RIPrevalence AEDFMortality Reduction
Mamelodi
Nkosi et al.21
2,86811.7%1.5%PNMR: −42%
Umbi 9
Hlongwane et al.29
7,08813.0%1.2%SBR: −43%
Umbiflow International
Vannevel et al.30
7,1516.9%0.2%---
  • Abbreviations: AEDF, absent end diastolic flow; PNMR, perinatal mortality rate; RI, resistance index; SBR, stillbirth rate.