Determinant Factors in Excessive Gestational Weight Gain: Physical Activity, Nutritional Status, and Anxiety

NCT07368465 | Recruiting

• 1 other identifier: 2025/493
• Study Type: observational
• Target: 150
• Locations: 1 country
• Sites: 1

Brief Summary

This study aims to identify which of the following factors-physical activity level, nutritional status, or pregnancy-related anxiety-has the strongest influence on excessive gestational weight gain. Pregnant women in their third trimester who are being followed at Gebze Fatih State Hospital and meet the inclusion criteria will be referred to the Exercise Therapy Laboratory of the Department of Physiotherapy and Rehabilitation, Faculty of Health Sciences, Bezmialem Vakıf University. After being informed about the study and providing written informed consent, participants will undergo a face-to-face assessment. Data will be collected prospectively using a demographic information form, the Pregnancy Physical Activity Questionnaire (PPAQ), a nutritional status assessment form, and a pregnancy-related anxiety questionnaire.

Conditions

Pregnancy; Excessive Gestational Weight Gain

Keywords

physical activity; nutritional status; anxiety

Outcome Measures

Primary Outcomes (1)

• Number of Participants with Excessive Gestational Weight Gain

  Gestational weight gain classified as excessive or non-excessive according to the Institute of Medicine (IOM) recommendations adjusted for pre-pregnancy body mass index.

  Single assessment during the third trimester (28-40 weeks of gestation)

Secondary Outcomes (3)

• Physical Activity Level (MET-hours per week)

  Single assessment during the third trimester (28-40 weeks of gestation)

• Daily Energy Intake (kcal/day)

  Single assessment during the third trimester (28-40 weeks of gestation)

• Pregnancy-Related Anxiety Score

  Single assessment during the third trimester (28-40 weeks of gestation)

Study Arms (1)

Excessive GWG

Participants will be assessed once in the third trimester and categorized into excessive and non-excessive gestational weight gain groups based on IOM recommendations. Physical activity, dietary intake, and pregnancy-related anxiety will be assessed concurrently.

Other: None (Observational Study)

Interventions

None (Observational Study) OTHER

This is an observational study. No intervention is assigned to participants. All assessments are conducted as part of routine data collection without any experimental or behavioral intervention.

Excessive GWG

Eligibility Criteria

• Age: 18 Years - 45 Years
• Gender Eligibility Details: Only women who are able to conceive are included in our study.
• Healthy Volunteers: Yes
• Age Groups: Adult (18-64)
• Sampling Method: Non-Probability Sample

Study Population

Pregnant women in the third trimester attending antenatal care clinics will be evaluated once and classified according to IOM-based gestational weight gain categories.

You may qualify if:

• Being in the 3rd trimester of pregnancy
• Being between 18 and 45 years old
• Having the intellectual capacity to understand and respond to what is read.

You may not qualify if:

• High-risk pregnancy
• Multiple pregnancy
• Having a chronic disease such as a systemic, neurological, orthopedic, etc.

Sponsors & Collaborators

• Bezmialem Vakif University: lead

Study Sites (1)

Bezmialem Vakıf University

Istanbul, Turkey (Türkiye)

RECRUITING

MeSH Terms

Conditions

Motor Activity; Anxiety Disorders

Interventions

Observation

Condition Hierarchy (Ancestors)

Behavior; Mental Disorders

Intervention Hierarchy (Ancestors)

Methods; Investigative Techniques

Central Study Contacts

Ayşe Sena Manzak Dursun, PT, PhD

CONTACT

+0905356735150; amanzak@bezmialem.edu.tr

Study Design

• Study Type: observational
• Observational Model: COHORT
• Time Perspective: CROSS SECTIONAL
• Target Duration: 1 Day
• Sponsor Type: OTHER
• Responsible Party: PRINCIPAL INVESTIGATOR
• PI Title: Assistant Professor

Study Record Dates

• First Submitted: January 13, 2026
• First Posted: January 26, 2026
• Study Start: January 2, 2026
• Primary Completion (Estimated): June 1, 2026
• Study Completion (Estimated): August 1, 2026
• Last Updated: February 19, 2026

Record last verified: 2026-02

Locations

TU (1)