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NCT Number: NCT07005648

Brazilian Registry of Menopausal Health

The Brazilian Registry of Menopausal Health is a national study aimed to better understand the health and quality of life of participants aged 35 to 65 who are in the menopausal transition or postmenopausal phase, including cisgender women and transgender men.

The study's hypothesis is that significant regional and socioeconomic disparities influence individuals' health, knowledge, and perception of menopause.

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Key information

Conditions

Age range

35 year–65 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Centro de Pesquisa Unidade Morumbi - Science Valley Research Institute

São Paulo, 05615-190, Brazil

Location status: Recruiting

Location contact

Daniele Komar

CONTACT

[email protected]

+55 (11) 4040-8670

Fabiane B de Souza, MD

PRINCIPAL_INVESTIGATOR

About this study

The Brazilian Registry of Menopausal Health, called EMBRACE STUDY (Endrocrine Mapping in the Broad Range Of Aging and Climateric Experiences), is an observational, cross-sectional, population-based study conducted with the objective of characterizing the epidemiological aspects of the Brazilian population during the menopausal transition and postmenopause, as well as the factors associated with clinical profiles and symptomatology, socioeconomic conditions, social inequalities, access to healthcare services, quality of life, and knowledge about menopause.

The study will include cisgender women and transgender men who have not undergone surgical or hormonal gender reassignment of secondary sexual characteristics, aged between 35 and 65 years, who seek outpatient care in public or private healthcare services.

A total of 1,592 participants will be enrolled, with 617, 509, and 466 participants in the respective age groups of 35-44, 45-54, and 55-65 years, proportionally stratified across the 27 state capitals of Brazil. These age groups will be used solely for the purpose of sample stratification.

Data about transgender men will be collected for exploratory purposes.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Women aged between 35 and 65 years attending medical consultation at public and private outpatient health services;
  • Ability to confirm voluntary participation and sign the Informed Consent Form

Exclusion criteria

  • Inability to respond to the interview for any reason
  • Suspected or confirmed pregnancy
  • Lactation
  • Uncontrolled diabetes
  • Uncontrolled arterial hypertension
  • Uncontrolled thyroid disorders
  • Grade 3 obesity, defined by a BMI equal to or greater than 40.0 kg/m²
  • Diagnosis of psychiatric disorders that may compromise participation in the interview
  • Previous hysterectomy
  • Previous oophorectomy
  • Current use of illicit drugs

Treatment and study plan

Primary outcomes

  1. Proportion of participants aged 35 to 65 classified as being in the menopausal transition or postmenopause.

    Time frame: Day 1 (during the medical appointment)

    Definition of menopausal status. Premenopause: regular menstrual cycles, corresponding to the reproductive period preceding menopause; Menopausal transition: characterized by irregular menstrual cycles and amenorrhea for less than 12 months.

    Postmenopause: amenorrhea for more than 12 months.

Secondary outcomes

  1. Proportion of participants in each menopausal status.

    Time frame: Day 1 (during the medical appointment)

    Premenopause; Menopausal transition; Postmenopause.

  2. Characterization of the clinical profile.

    Time frame: Day 1 (during the medical appointment)

    This outcome measure includes a structured assessment of variables related to the participant's gynecologic and clinical history: age at menarche, menstruation status, date of last menstruation, age at last menstruation, personal medical history, and comorbidities.

    These variables and the summary statistics (when applicable) will be aggregated to produce a standardized clinical profile report for each participant.

  3. Characterization of knowledge and self-perception of menopause.

    Time frame: Day 1 (during the medical appointment)

    This outcome measure includes a structured assessment of participants' understanding and personal perspective regarding menopause. The evaluation comprises the following elements: perception of menopause, definitions of menopause, history of hormone therapy (HT) use, perception and expectations regarding HT, and perceived impact of HT on menopause experience.

    These variables will be aggregated to generate a descriptive profile of knowledge and self-perception of menopause for each participant.

  4. Characterization of the anthropometric and physiological profile.

    Time frame: Day 1 (during the medical appointment)

    This outcome measure includes anthropometric and physiological parameters: weight (in kilograms), height (in centimeters), body mass index (BMI, calculated as weight/height² in kg/m²), waist circumference (in centimeters), hip circumference (in centimeters), and blood pressure (in mmHg). These variables will be aggregated to generate an anthropometric profile for each participant, allowing for descriptive and comparative analysis of body composition and cardiovascular markers.

  5. Characterization of General Health Profile.

    Time frame: Day 1 (during the medical appointment)

    This outcome measure includes a structured assessment of the participant's self-reported health status and medical history. It comprises self-perception of health, history of surgeries, pre-existing comorbidities, and current use of medications.

    These variables will be aggregated into a descriptive health profile for each participant.

  6. Characterization of Laboratory Profile.

    Time frame: Day 1 (during the medical appointment)

    This outcome measure includes laboratory test results related to metabolic, hormonal, and glycemic profiles. The following biomarkers will be collected: Thyroid-Stimulating Hormone (TSH), Free Thyroxine (T4), Luteinizing Hormone (LH), Follicle-Stimulating Hormone (FSH), Estradiol, Progesterone, Total Cholesterol, Low-Density Lipoprotein Cholesterol (LDL), High-Density Lipoprotein Cholesterol (HDL), Triglycerides, Fasting Glucose, and Glycated Hemoglobin. These results will be aggregated to form a laboratory profile for each participant.

  7. Characterization of the social profile.

    Time frame: Day 1 (during the medical appointment)

    This outcome measure includes a structured assessment of socioeconomic profile, access to healthcare and employment status. The variables assessed in socioeconomic classification are according to the Brazilian Association of Companies and Research (ABEP) and were used to analyze the socioeconomic level, which includes the educational level of the head of household, and includes questions about family income, possession of public items and services offered in its residence. These data will be aggregated to generate a social profile for each participant.

  8. Characterization of the demographic profile.

    Time frame: Day 1 (during the medical appointment)

    This outcome measure includes key demographic variables relevant to reproductive and social background: marital status, education level, race/skin color, number of children, number of pregnancies, and number of abortions. These data will be aggregated to produce a comprehensive understanding of the demographic participant profile.

  9. Characterization of lifestyle profile.

    Time frame: Day 1 (during the medical appointment)

    This outcome measure includes a structured assessment of lifestyle-related behaviors. The variables assessed are history of smoking, physical activity practice, alcohol consumption, and use of psychoactive substances. These variables will be aggregated to produce a lifestyle profile for each participant.

  10. Total score and quantitative domains of the QSM/WHQ questionnaire [Women's Health Questionnaire (WHQ) / Questionário da Saúde da Mulher (QSM); applicable to women aged 45 to 65 years].

    Time frame: Day 1 (during the medical appointment)

    Women's health questionnaire (WHQ/QSM) is used to evaluate quality of life. This validated 36-item questionnaire measures changes in nine domains of physical and emotional health associated with the menopause transition. Analysis results in a score between 0.00 and 1.00, where higher scores are associated with worse symptomology and quality of life. A change of 0.10-0.20 is clinically meaningful.

  11. Total score and quantitative domains of the SF-36 questionnaire [36-Item Short-Form Health Survey].

    Time frame: Day 1 (during the medical appointment)

    The SF-36 is a 36-item, 8-domain questionnaire used to assess overall health: physical functioning, role physical, role emotional, bodily pain, vitality, social functioning, mental health, and general health. Items are answered on Likert scales of varying lengths. Items from 8 domains contribute to the PCS. The summary scores range from 0 to 100, with higher scores indicating better levels of function and/or better health

  12. Total score and quantitative domains of the WPAI-GH questionnaire [WPAI-GH (Work Productivity and Activity Impairment - General Health)].

    Time frame: Day 1 (during the medical appointment)

    The WPAI (Work Productivity and Activity Impairment) is questionnaire created as a patient-reported quantitative assessment. This questionnaire has 6 questions, which are used to calculate 4 types of scores; which are absenteeism (work time missed), presenteeism (reduced on the job effectiveness), work productivity loss (overall work impairment) and activity impairment. The scores are expressed in percentage with higher numbers indicating greater impairment and less productivity

  13. Classification of anxiety according to the GAD-7 questionnaire [Generalized Anxiety Disorder scale].

    Time frame: Day 1 (during the medical appointment)

    The GAD-7 is a self-administered questionnaire that assesses generalized anxiety, composed of seven questions covering aspects such as excessive worry, difficulty controlling worry, irritability, muscle tension, fatigue, difficulty relaxing, and sleep problems. Each question is scored from 0 to 3, with a severity score ranging from 0 to 21. Cutoff points are ≥5 for mild anxiety, ≥10 for moderate anxiety, and ≥15 for severe anxiety.

  14. Classification of depression according to the PHQ-9 questionnaire [Patient Health Questionnaire-9 (PHQ-9)].

    Time frame: Day 1 (during the medical appointment)

    The PHQ-9 is a self-administered questionnaire focused on depression, consisting of nine questions addressing aspects like diminished interest, depressed mood, fatigue, sleep issues, appetite changes, low self-esteem, difficulty concentrating, slowed movements or agitation, and suicidal thoughts. Each question is scored from 0 to 3, with a severity score from 0 to 27. Severe depression is indicated by a score >16.

Study contacts

Contact information is provided by the study sponsor or research team.

Eduardo Ramacciotti, PhD

CONTACT

[email protected]

+55 (11) 99944-4544

Leandro Agati

CONTACT

[email protected]

+55 (11) 4468-8183

Sponsors and collaborators

Lead sponsor

Science Valley Research Institute

Other

Registry information

Official study title

Population-based Cross-sectional Observational Study for a Brazilian Registry of Menopausal Women and Associated Factors Related to Clinical Profile, Socioeconomic Aspects, Social Disparities, Access to Healthcare, Quality of Life, and Knowledge About Menopause

Important dates

Study start
2026
Primary completion
2026
Study completion
2026
First posted
Jun 5, 2025
Registry last updated
May 20, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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