deltatrials
Completed OBSERVATIONAL NCT00361829

The Influence of Maternal Age, Employment Status, and Parenthood Status on Children's Cognitive Development

Specificity of Mother-Infant Interaction: The Influence of Maternal Age, Employment Status, and Parenthood Status

Sponsor: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)

Updated 74 times since 2017 Last updated: Mar 10, 2026 Started: Feb 17, 1988
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00361829, this observational or N/A phase trial focuses on Child Development and remains completed. Sponsored by Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD), it has been updated 74 times since 1988, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Jan 2017 – ~Apr 2018 · 15 months · monthly snapshot~Apr 2018 – ~May 2018 · 30 days · monthly snapshot~May 2018 – ~Jun 2018 · 31 days · monthly snapshot~Jun 2018 – ~Aug 2018 · 2 months · monthly snapshot~Aug 2018 – ~Sep 2018 · 31 days · monthly snapshot~Sep 2018 – ~Oct 2018 · 30 days · monthly snapshot~Oct 2018 – ~Nov 2018 · 31 days · monthly snapshot~Nov 2018 – ~Dec 2018 · 30 days · monthly snapshot~Dec 2018 – ~Jan 2019 · 31 days · monthly snapshot~Jan 2019 – ~Feb 2019 · 31 days · monthly snapshot~Feb 2019 – ~Mar 2019 · 28 days · monthly snapshot~Mar 2019 – ~Apr 2019 · 31 days · monthly snapshot~Apr 2019 – ~May 2019 · 30 days · monthly snapshot~May 2019 – ~Aug 2019 · 3 months · monthly snapshot~Aug 2019 – ~Sep 2019 · 31 days · monthly snapshot~Sep 2019 – ~Oct 2019 · 30 days · monthly snapshot~Oct 2019 – ~Feb 2020 · 4 months · monthly snapshot~Feb 2020 – ~Mar 2020 · 29 days · monthly snapshot~Mar 2020 – ~Apr 2020 · 31 days · monthly snapshot~Apr 2020 – ~Jun 2020 · 2 months · monthly snapshot~Jun 2020 – ~Jul 2020 · 30 days · monthly snapshot~Jul 2020 – ~Nov 2020 · 4 months · monthly snapshot~Nov 2020 – ~Dec 2020 · 30 days · monthly snapshot~Dec 2020 – ~Jan 2021 · 31 days · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~Apr 2021 · 59 days · monthly snapshot~Apr 2021 – ~May 2021 · 30 days · monthly snapshot~May 2021 – ~Nov 2021 · 6 months · monthly snapshot~Nov 2021 – ~Dec 2021 · 30 days · monthly snapshot~Dec 2021 – ~Jan 2022 · 31 days · monthly snapshot~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshot~Feb 2022 – ~Apr 2022 · 59 days · monthly snapshot~Apr 2022 – ~May 2022 · 30 days · monthly snapshot~May 2022 – ~Jun 2022 · 31 days · monthly snapshot~Jun 2022 – ~Jul 2022 · 30 days · monthly snapshot~Jul 2022 – ~Sep 2022 · 2 months · monthly snapshot~Sep 2022 – ~Nov 2022 · 2 months · monthly snapshot~Nov 2022 – ~Dec 2022 · 30 days · monthly snapshot~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshot~Jan 2023 – ~Feb 2023 · 31 days · monthly snapshot~Feb 2023 – ~Mar 2023 · 28 days · monthly snapshot~Mar 2023 – ~Apr 2023 · 31 days · monthly snapshot~Apr 2023 – ~May 2023 · 30 days · monthly snapshot~May 2023 – ~Jun 2023 · 31 days · monthly snapshot~Jun 2023 – ~Jul 2023 · 30 days · monthly snapshot~Jul 2023 – ~Aug 2023 · 31 days · monthly snapshot~Aug 2023 – ~Sep 2023 · 31 days · monthly snapshot~Sep 2023 – ~Oct 2023 · 30 days · monthly snapshot~Oct 2023 – ~Nov 2023 · 31 days · monthly snapshot~Nov 2023 – ~Dec 2023 · 30 days · monthly snapshot~Dec 2023 – ~Jan 2024 · 31 days · monthly snapshot~Jan 2024 – ~Feb 2024 · 31 days · monthly snapshot~Feb 2024 – ~Mar 2024 · 29 days · monthly snapshot~Mar 2024 – ~Apr 2024 · 31 days · monthly snapshot~Apr 2024 – ~May 2024 · 30 days · monthly snapshot~May 2024 – ~Jun 2024 · 31 days · monthly snapshot~Jun 2024 – ~Jul 2024 · 30 days · monthly snapshot~Jul 2024 – ~Aug 2024 · 31 days · monthly snapshot~Aug 2024 – ~Sep 2024 · 31 days · monthly snapshot~Sep 2024 – ~Oct 2024 · 30 days · monthly snapshot~Oct 2024 – ~Nov 2024 · 31 days · monthly snapshot~Nov 2024 – ~Dec 2024 · 30 days · monthly snapshot~Dec 2024 – ~Jan 2025 · 31 days · monthly snapshot~Jan 2025 – ~Mar 2025 · 59 days · monthly snapshot~Mar 2025 – ~Apr 2025 · 31 days · monthly snapshot~Apr 2025 – ~May 2025 · 30 days · monthly snapshot~May 2025 – ~Jun 2025 · 31 days · monthly snapshot~Jun 2025 – ~Jul 2025 · 30 days · monthly snapshot~Jul 2025 – ~Aug 2025 · 31 days · monthly snapshot~Aug 2025 – ~Sep 2025 · 31 days · monthly snapshot~Sep 2025 – ~Oct 2025 · 30 days · monthly snapshot~Oct 2025 – ~Feb 2026 · 4 months · monthly snapshot~Feb 2026 – ~Mar 2026 · 28 days · monthly snapshot~Mar 2026 – present · 4 months · monthly snapshot

Change History

74 versions recorded
  1. Mar 2026 — Present [monthly]

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Show 69 earlier versions
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    Status: Active Not RecruitingCompleted

  54. Sep 2019 — Oct 2019 [monthly]

    Active Not Recruiting

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  61. Dec 2018 — Jan 2019 [monthly]

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  62. Nov 2018 — Dec 2018 [monthly]

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    Active Not Recruiting

  66. Jun 2018 — Aug 2018 [monthly]

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  67. May 2018 — Jun 2018 [monthly]

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  68. Apr 2018 — May 2018 [monthly]

    Active Not Recruiting

    Phase: NANone

  69. Jan 2017 — Apr 2018 [monthly]

    Active Not Recruiting NA

    First recorded

Feb 1988

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Data source: National Institutes of Health Clinical Center (CC)

For direct contact, visit the study record on ClinicalTrials.gov .