55 Clinical outcomes of aCTG in primary midwife-led care Exclusion Incomplete cases / missing data (n=31) Women who received an antenatal CTG in secondary obstetrician-led care (n=13) Included in cohort study (n=1584) Women who gave informed consent for the use of their data in the cohort study (n=1628) Women who were not asked for participation or did not give informed consent for the cohort study (n=4108) Potentially serious adverse events (n=7) Women who received an antenatal CTG during the CTG innovation project (2015 to 2021) (n=5736) Included in case series study (n=7) Patient records Case series Figure 3: Flowchart of the study population Maternal demographic and anthropometric characteristics In total, 1584 pregnant women were included in the cohort study in whom 1795 MLC-aCTGs were performed. The baseline characteristics are presented in Table 1. The mean age was 31.1 years, and most women were nulliparous (n = 959, 60.5%), between 20 and 36 years old (n = 1347, 85.2%) and Dutch (n = 612, 68.6%). The mean gestational age at birth was 40 + 1 weeks. 3
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