Peer-reviewed article
Labour epidural analgesia and early childhood behavioural outcomes: the moderating role of maternal mental health and pro-inflammatory cytokines.
Asif S, Tu HF, White RA, Birgisdottir B, Lipcsey M et al. ·
Summary
Written by AI, not yet AICS's view · claude-haiku-4-5-20251001This study examines whether labour epidural analgesia (pain relief during childbirth) is associated with behavioural problems in early childhood. The researchers followed 1962 mother-child pairs and measured children's behaviour at 18 months, 6 years, and 11 years. While epidural use appeared linked to more behavioural difficulties in initial analysis, this connection disappeared after accounting for other factors like maternal mental health and stress markers. The findings suggest epidural analgesia itself is not a direct cause of behavioural problems in children.
Key points
- 37% of mothers in the study received labour epidural analgesia
- Initial association between epidural use and higher behavioural difficulty scores was not significant after adjusting for confounders
- Younger maternal age, lower resilience, inflammatory diseases, and antenatal depression were associated with higher behavioural difficulty scores
- Among mothers with lower expression of specific immune markers (TNFSF14 and CXCL6), epidural use was associated with higher behavioural scores
- The study suggests maternal immune profiles may influence whether epidural analgesia relates to child behavioural outcomes
Limitations
This is an observational study examining associations rather than causal relationships, so mothers who chose epidurals may differ from those who did not in unmeasured ways. The findings are specific to vaginal births and may not apply to other delivery methods.
Abstract
Introduction Labour epidural analgesia is the most effective method for intrapartum pain relief and is associated with improved maternal outcomes. However, concerns have been raised regarding potential associations between labour epidural analgesia and adverse psycho-emotional outcomes in children. Evidence from large epidemiological studies is inconsistent and potential biological mechanisms remain unclear. Maternal immune activation during pregnancy may play a role. We aimed to investigate behavioural and psycho-emotional outcomes in children of mothers who received epidural analgesia during labour, accounting for perinatal mental health, sociodemographic characteristics and cytokine profiles. Methods Singleton vaginal births from the Biology, Affect, Stress, Imaging and Cognition study were included. Child behavioural outcomes were assessed by Child Behavioural Checklist scores at 18 months, 6 years and 11 years postpartum in the U-BIRTH follow-up cohort, with higher scores indicating more behavioural difficulties. The main exposure was maternal use of labour epidural analgesia. Maternal data were collected from questionnaires and medical records. Results Among 1962 mother-child dyads, 726 (37%) received labour epidural analgesia. Younger maternal age; lower resilience; inflammatory diseases; primiparity; antenatal depression; fear of childbirth; and longer duration of labour were associated with higher Child Behavioural Checklist scores at 18 months postpartum. In crude analysis, labour epidural analgesia correlated with higher Child Behavioural Checklist scores at 18 months postpartum; however, this association was not significant after adjusting for confounders. Among those with lower expression of TNFSF14 and CXCL6 cytokines, labour epidural analgesia use was associated with higher Child Behavioural Checklist scores. Discussion Use of epidural analgesia during labour was not found to be independently associated with adverse child behavioural outcomes. Variations in maternal cytokine profiles among those choosing labour epidural analgesia or not may influence susceptibility to early behavioural differences. Replication in larger cohorts and further exploration of additional immune biomarker dynamics during pregnancy are warranted.