Kati Heinonen

Helsinki, 00014, Finland

Last Updated: 09/26/2026

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Found 138 publications

Links between Discipline Practices and Early Childhood Behavior Problems: Universal or Culture-Specific?

Links between Discipline Practices and Early Childhood Behavior Problems: Universal or Culture-Specific?

Journal: Child psychiatry and human development

Published: February 02, 2026

High-dose vs standard-dose vitamin D and sleep in early childhood: A randomized clinical trial.

High-dose vs standard-dose vitamin D and sleep in early childhood: A randomized clinical trial.

Journal: Sleep medicine

Published: January 25, 2026

Maternal exposure to childhood maltreatment is linked to alterations in the trajectories of steroid hormones during pregnancy.

Maternal exposure to childhood maltreatment is linked to alterations in the trajectories of steroid hormones during pregnancy.

Journal: Psychoneuroendocrinology

Published: December 08, 2025

Vitamin D supplementation in the first 2 years and autism spectrum traits at 6-8 years - a randomized clinical trial.

Vitamin D supplementation in the first 2 years and autism spectrum traits at 6-8 years - a randomized clinical trial.

Journal: Journal of child psychology and psychiatry, and allied disciplines

Published: November 26, 2025

Maternal prenatal depression and anxiety and steroid hormones in amniotic fluid.

Maternal prenatal depression and anxiety and steroid hormones in amniotic fluid.

Journal: Psychoneuroendocrinology

Published: August 29, 2025

Early life vitamin D and neurocognitive abilities at age 6-8 years: a randomized clinical trial and observational analysis.

Early life vitamin D and neurocognitive abilities at age 6-8 years: a randomized clinical trial and observational analysis.

Journal: European child & adolescent psychiatry

Published: March 06, 2025

Fertility of young adults born very preterm/very low birth weight: An individual participant data meta-analysis.

Fertility of young adults born very preterm/very low birth weight: An individual participant data meta-analysis.

Journal: Annals of epidemiology

Published: January 15, 2025

Socioeconomic outcomes in very preterm/very low birth weight adults: individual participant data meta-analysis.

Socioeconomic outcomes in very preterm/very low birth weight adults: individual participant data meta-analysis.

Journal: Pediatric research

Published: December 21, 2024

Can correction of low vitamin D status in infancy program for a leaner body composition? A posttrial follow-up study of whole body lean mass in early childhood.

Can correction of low vitamin D status in infancy program for a leaner body composition? A posttrial follow-up study of whole body lean mass in early childhood.

Journal: The American journal of clinical nutrition

Published: November 21, 2024

Determination of steroid reference intervals in a pregnancy population.

Determination of steroid reference intervals in a pregnancy population.

Journal: The Journal of steroid biochemistry and molecular biology

Published: October 16, 2024

Cultural values and parental psychology: A multilevel analysis from the Joint Effort Toddler Temperament Consortium.

Cultural values and parental psychology: A multilevel analysis from the Joint Effort Toddler Temperament Consortium.

Journal: Journal of family psychology : JFP : journal of the Division of Family Psychology of the American Psychological Association (Division 43)

Published: July 25, 2024

Romantic and sexual relationships of young adults born very preterm: An individual participant data meta-analysis.

Romantic and sexual relationships of young adults born very preterm: An individual participant data meta-analysis.

Journal: Acta paediatrica (Oslo, Norway : 1992)

Published: June 12, 2024

Showing 1-12 of 138

Last Updated: 09/26/2026