[HTML][HTML] Non-linear methods predominant in fetal heart rate analysis: a systematic review

M Ribeiro, J Monteiro-Santos, L Castro… - Frontiers in …, 2021 - frontiersin.org
The analysis of fetal heart rate variability has served as a scientific and diagnostic tool to
quantify cardiac activity fluctuations, being good indicators of fetal well-being. Many …

Fractal analysis: a new method for evaluating fetal heart rate variability

GC Di Renzo, M Montani, V Fioriti, G Clerici, F Branconi… - 1996 - degruyter.com
Variability in the fetal heart rate (FHR) is known to be a sign of fetal well-being. Previous
attempts to analyse the variability present in the FHR have either concentrated on statistical …

Linear and nonlinear features of fetal heart rate on the assessment of fetal development in the course of pregnancy and the impact of fetal gender

K Spyridou, I Chouvarda… - Physiological …, 2018 - iopscience.iop.org
Objective: This work aims to investigate the impact of gestational age and fetal gender on
fetal heart rate (FHR) tracings. Approach: Different linear and nonlinear parameters …

Evolution of linear and nonlinear fetal heart rate indices throughout pregnancy in appropriate, small for gestational age and preterm fetuses: A cohort study

H Goncalves, C Amorim-Costa… - Computer methods and …, 2018 - Elsevier
Background and objectives To assess the evolution of linear and nonlinear fetal heart rate
(FHR) analysis throughout pregnancy in appropriate (AGA), small for gestational age (SGA) …

Symbolic dynamic and frequency analysis in foetal monitoring

M Romano, G D'Addio, F Clemente… - 2014 IEEE …, 2014 - ieeexplore.ieee.org
Foetal heart rate variability is widely considered an important parameter to assess foetal
reactivity and wellbeing. Traditional approaches to analyze foetal heart rate and its …

Changes in fractal features of fetal heart rate during pregnancy

A Kikuchi, N Unno, T Horikoshi, T Shimizu… - Early human …, 2005 - Elsevier
OBJECTIVE: Our objective was to examine whether heart rate time series of healthy normal
fetuses possess fractal properties and, if so, to determine whether consistent changes in …

[HTML][HTML] Measuring fractal dynamics of FECG signals to determine the complexity of fetal heart rate

T Azizi - Chaos, Solitons & Fractals: X, 2022 - Elsevier
In this research, we study the fetal heart rate from abdominal signals using multi-fractal
spectra and fractal analysis. We use the Abdominal and Direct Fetal Electrocardiogram …

Frequency and time domain analysis of foetal heart rate variability with traditional indexes: a critical survey

M Romano, L Iuppariello… - … methods in medicine, 2016 - Wiley Online Library
Monitoring of foetal heart rate and its variability (FHRV) covers an important role in
assessing health of foetus. Many analysis methods have been used to get quantitative …

Prognostic decision support using symbolic dynamics in CTG monitoring.

M Cesarelli, M Romano, P Bifulco, G Improta… - EFMI …, 2013 - books.google.com
Foetal heart rate variability is one of the most important parameters to monitor foetal
wellbeing. Linear parameters, widely employed to study foetal heart variability, have shown …

Gender-specific evolution of fetal heart rate variability throughout gestation: a study of 8823 cases

H Goncalves, C Amorim-Costa… - Early human …, 2017 - Elsevier
Background Fetal heart rate (FHR) variability throughout gestation reflects aspects of fetal
development, and its analysis has been used for the assessment of fetal well-being. Aim The …