Actively Recruiting

Age: 0 - 11Years
All Genders
Healthy Volunteers
ID06263868

First Observatory of Precocious and Advanced Puberty in Private Healthcare

Led by Hospices Civils de Lyon · Updated on 2026-01-16

3360

Participants Needed

25

Research Sites

N/A

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are studying the early and advanced onset of puberty in children, focusing on the increasing age of puberty signs observed in the United States and Europe. This observational study aims to understand the causes behind these changes, including environmental endocrine disruptors and nutritional factors, by establishing a national observatory in collaboration with pediatric endocrinologists. The study targets children experiencing early signs of puberty to supplement existing epidemiological data that is currently limited. The study includes three groups based on puberty development: children with suspected precocious puberty (girls under 8 years, boys under 9 years), children with suspected advanced puberty (girls 8 to under 10 years, boys 9 to under 11 years), and a control group of children without signs of puberty development (Tanner stage 1). Participants are seen by pediatric endocrinologists during consultations, and their data is collected over a period of up to 48 months. Participants will be involved through consultations where data on their pubertal development is gathered. Researchers will monitor the number of patients recruited, the completeness of collected data, and the inclusion rate of eligible patients. The study plans to reach at least 75% patient inclusion and collect at least 80% of the main data during the observation period. The total study duration extends up to 48 months, allowing thorough follow-up and data analysis to better understand puberty timing changes.

CONDITIONS

Brief Title

First Observatory of Precocious Puberty.

Who Can Participate

Age: 0 - 11Years
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Suspected precocious puberty: girl under 8 years or boy under 9 years with first signs of development
  • Suspected advanced puberty: girl aged 8 to under 10 years or boy aged 9 to under 11 years with first signs of development
  • First consultation with the pediatric endocrinologist investigator
  • Control group: boy or girl without signs of puberty (Tanner 1), matched by sex and age to the precocious puberty group
  • Consultation with the same investigator during the same quarter as a patient in the precocious puberty group
Not Eligible

You will not qualify if you...

  • Family does not speak French or there is a language barrier

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Long-term Monitoring

Duration - Up to 48 months

Participants are observed over time to monitor signs of puberty development and collect relevant data.

Regular visits during the 48 months depending on the group assignment

Trial Site Locations

Total: 25 locations

1

Clinique du Val d'Ouest

Écully, Auvergne-Rhône-Alpes, France, 69130

Actively Recruiting

2

Clinique du Val d'Ouest

Écully, Auvergne-Rhône-Alpes, France, 69130

Actively Recruiting

3

Clinique du Val d'Ouest

Écully, Auvergne-Rhône-Alpes, France, 69130

Actively Recruiting

4

Pediatric practice

Lyon, Auvergne-Rhône-Alpes, France, 69006

Actively Recruiting

5

Pediatric practice

Rennes, Brittany Region, France, 35200

Actively Recruiting

6

Pediatric practice

Chambray-lès-Tours, Centre-Val de Loire, France, 37170

Actively Recruiting

7

Pediatric practice

Essey-lès-Nancy, Grand Est, France, 54270

Actively Recruiting

8

Pediatric practice

Levallois-Perret, Hauts-de-Seine, France, 92300

Active, Not Recruiting

9

Pediatric practice

Fondettes, Indre-et-Loire, France, 37230

Actively Recruiting

10

Polyclinique Bordeaux rive droite

Lormont, New Aquitaine, France, 33310

Active, Not Recruiting

11

Pediatric practice

Pau, New Aquitaine, France, 64000

Actively Recruiting

12

Pediatric Practice

Pessac, New Aquitaine, France, 33600

Actively Recruiting

13

Clinique rive gauche

Toulouse, Occitanie, France, 31300

Not Yet Recruiting

14

Pediatric practice

Saint-Nazaire, Pays de la Loire Region, France, 44600

Not Yet Recruiting

15

Pediatric practice

Aix-en-Provence, France, 13090

Actively Recruiting

16

Hôpital Femme Mère Enfant, Hospices civils de Lyon

Bron, France, 69677

Actively Recruiting

17

Pediatric practice

Marseille, France, 13008

Active, Not Recruiting

18

Pediatric practice

Marseille, France, 13012

Actively Recruiting

19

Pediatric practice

Nice, France, 06000

Actively Recruiting

20

Clinique Saint jean

Saint-Jean-de-Védas, France, 34430

Active, Not Recruiting

21

Pediatric practice

Trélazé, France, 49800

Actively Recruiting

22

Pediatric practice

Paris, Île-de-France Region, France, 75010

Actively Recruiting

23

Pediatric practice

Paris, Île-de-France Region, France, 75011

Actively Recruiting

24

Pediatric practice

Paris, Île-de-France Region, France, 75017

Actively Recruiting

25

Pediatric practice

Paris, Île-de-France Region, France, 75116

Active, Not Recruiting

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Research Team

E

Emillie Doye, MD

T

Tiphanie GINHOUX

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

3

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