Helena Ollila

University of Turku — Finland

Medicine · Health Sciences

9h-index483citations22works4.82yr avg
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Research Topics

Breastfeeding Practices and Influences(4), Gut microbiota and health(3), Reproductive Biology and Fertility(2), Attention Deficit Hyperactivity Disorder(2), Gestational Diabetes Research and Management(2)

Publications22 total

Frailty and delirium are associated with delayed early postoperative mobilisation in older patients with hip fracture
2025Open Access
Neonatal and early infancy antibiotic exposure is associated with childhood atopic dermatitis, wheeze and asthma
European Journal of Pediatrics·2024· 7 citedOpen Access
Household Transmission and Clinical Features of Respiratory Tract Infections That Were SARS-CoV-2 Positive and Negative
The Journal of Infectious Diseases·2024· 2 citedOpen Access
Differences in Gut Microbiota Profiles and Microbiota Steroid Hormone Biosynthesis in Men with and Without Prostate Cancer
European Urology Open Science·2024· 10 citedOpen Access
Prolonged Systemic Inflammatory Response Syndrome After Cardiac Surgery
Journal of Cardiothoracic and Vascular Anesthesia·2023· 23 citedOpen Access
Health App Use May Motivate the Maintenance of Physical Activity during Pregnancy
2023Open Access
Reproductive markers of testicular function and size during puberty in boys with and without a history of cryptorchidism
Yearbook of pediatric endocrinology·2023
Characterising the use, users and effects of a health app supporting lifestyle changes in pregnant women
British Journal Of Nutrition·2022· 7 cited
3.2 Cumulative Incidence of ADHD in Middle Childhood: the Southwest Finland Birth Cohort
Journal of the American Academy of Child & Adolescent Psychiatry·2022
Reproductive Markers of Testicular Function and Size During Puberty in Boys With and Without a History of Cryptorchidism
The Journal of Clinical Endocrinology & Metabolism·2022· 9 citedOpen Access
Parental socioeconomic and psychological determinants of the 2009 pandemic influenza A(H1N1) vaccine uptake in children
Vaccine·2022· 4 citedOpen Access
The association between appendicitis severity and patient age with appendiceal neoplasm histology—a population-based study
International Journal of Colorectal Disease·2022· 14 citedOpen Access
Neighborhood Disadvantage, Greenness, and Population Density as Predictors of Breastfeeding Practices: A Population Cohort Study from Finland
Journal of Nutrition·2022· 3 citedOpen Access
Gut microbiota affects prostate cancer risk through steroid hormone biosynthesis
2021· 8 citedOpen Access
Spontaneous preterm delivery is reflected in both early neonatal and maternal gut microbiota
Pediatric Research·2021· 39 citedOpen Access
Pregnancy potential and perinatal outcomes of embryos cryopreserved twice: a case–control study
Reproductive BioMedicine Online·2021· 14 citedOpen Access
P–157 The pregnancy potential of embryos cryopreserved and thawed twice: A case-control study
Human Reproduction·2021
Neonatal antibiotic exposure impairs child growth during the first six years of life by perturbing intestinal microbial colonization
Nature Communications·2021· 210 citedOpen Access
5.17 OUT-OF-HOME CARE PLACEMENTS IN CHILDREN WITH ADHD AND DISRUPTIVE BEHAVIOR DISORDERS: A PROSPECTIVE COHORT STUDY
Journal of the American Academy of Child & Adolescent Psychiatry·2020
Changes in body composition by age and obesity status in preschool-aged children: the STEPS study
European Journal of Clinical Nutrition·2020· 15 cited
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Frequent Co-authors

Hanna Lagström(6), Samuli Rautava(6), Olli Turta(3), Ville Peltola(3), Anne Kaljonen(2), Erika Isolauri(2), Seppo Salminen(2), Johanna Mäkelä(2), Marianne Hallamaa(2), Jaana Seikkula(2), Varpu Jokimaa(2), Sofia Kalinen(2), Teemu Kallonen(2), Marianne Gunell(2), Otto Ettala(2), Ivan Jambor(2), Juha Knaapila(2), Kari T. Syvänen(2), Pekka Taimen(2), Matti Poutanen(2)