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Bone age evaluation by ultrasound in patients with precocious puberty

Bone age evaluation by ultrasound in patients with precocious puberty

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2200061219
Enrollment
Unknown
Registered
2022-06-16
Start date
2022-07-01
Completion date
Unknown
Last updated
2023-03-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Bone age

Interventions

Gold Standard:Bone age by radiographs of hand and wrist
Index test:Bone&#32
age&#32
by&#32
ultrasound

Sponsors

The Second Affiliated Hospital of Guangzhou University of Chinese Medicine
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
No minimum to 13 Years

Inclusion criteria

Inclusion criteria: 1. Han nationality; 2. Girls clinically diagnosed as precocious puberty, younger than 13 years old.

Exclusion criteria

Exclusion criteria: 1. There is no X-ray or ultrasound image or the image does not meet the conditions for bone age assessment; 2. The time interval between ultrasound and X-ray examination is more than 2 weeks.

Design outcomes

Primary

MeasureTime frame
sensitivity;specificity;positive predictive value;negative predictive value;positive likelihood ratio;negative likelihood ratio;Kappa;—

Countries

China

Contacts

Public ContactLiuyin Yang

The Second Affiliated Hospital of Guangzhou University of Chinese Medicine

524586970@qq.com+86 13760879546

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026