Fetal Cardiac Doppler
Z-Score Calculator
Piacentini, Riccardi, Romano, Orfeo & Gallini — Ospedale Isola Tiberina – Gemelli Isola, Rome
fetalz.com
Calculator
Compare References
Gestational Age
complete weeks
Measurements
V₀Ao
· cm/s
V₀AP
· cm/s
V₀DA
· cm/s
GA-dep SD
FHR
· bpm
Reset
Interpretation
−2.0 ≤ Z ≤ +2.0 Normal
Z < −2.0 or Z > +2.0 Abnormal