Interaction between parental preconception and prenatal smoking and alcohol use on autism-like behaviour in preschoolers: a cross-sectional study in Huizhou, China - Scorecard - MDSpire

Interaction between parental preconception and prenatal smoking and alcohol use on autism-like behaviour in preschoolers: a cross-sectional study in Huizhou, China

  • By

  • Shuang Wu

  • Huiting Chen

  • Jinming Liu

  • Ruoqing Chen

  • Weiying Liu

  • Yulan Wu

  • Zizi Liu

  • Feixiang Zeng

  • Dongyan Wen

  • Jiarong Lin

  • Lvping Li

  • Yu Jin

  • May 26, 2026

  • 0 min

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Clinical Scorecard: Influence of Parental Smoking and Alcohol Consumption Before and During Pregnancy on Autism-Related Behaviors in Preschool Children: A Cross-Sectional Analysis from Huizhou, China

At a Glance

CategoryDetail
ConditionAutism Spectrum Disorder (ASD)
Key MechanismsParental smoking and alcohol consumption during preconception and pregnancy may adversely affect fetal brain development.
Target PopulationPreschool children aged 3–6 years
Care SettingPublic health and prenatal health guidance

Key Highlights

  • Maternal prenatal passive smoking and paternal smoking history are significant risk factors for autism-like behavior.
  • A negative additive interaction exists between maternal smoking cessation during pregnancy and concurrent alcohol consumption.
  • Environmental factors account for 40%-50% of the liability to ASD.

Guideline-Based Recommendations

Diagnosis

  • Include paternal smoking history and maternal passive smoking exposure in ASD risk assessments.

Management

  • Promote complete cessation of smoking and alcohol consumption for parents from preconception to pregnancy.

Monitoring & Follow-up

    Risks

    • Prenatal exposure to tobacco and alcohol may increase the risk of autism-like behaviors.

    Patient & Prescribing Data

    Children aged 3–6 years with potential autism-like behaviors.

    Focus on reducing parental exposure to tobacco and alcohol as a preventive strategy.

    Clinical Best Practices

    • Assess parental smoking and alcohol consumption in prenatal health consultations.
    • Implement public health strategies targeting smoking and alcohol cessation among parents.

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