Weight-length ratio and body composition of Brazilian newborns: comparison with Intergrowth 21st

Not Applicable

• Conditions: Term and late preterm newborns; C13.703.420.491.500; G08.686.784.769.490.500

• Registration Number: RBR-6n95jm
• Lead Sponsor: Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2019-08-07
• Last Update Posted: 29 May 2023

Recruitment & Eligibility

• Status: Recruitment completed
• Sex: Not specified
• Target Recruitment: Not specified

Inclusion Criteria

Babies born in Ribeirao Preto - SP in 2010, between 34+0 and 42+6 weeks of gestational age.

Exclusion Criteria

Incomplete data; congenital abnormalities; and twin birth.

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
We expect to find a difference in weight/length ratio at birth on Brazilian babies compared to the reference curve. Weight and length will be verified by direct measurement at birth, with comparison with the reference curve from Intergrowth 21st

Secondary Outcome Measures

Name	Time	Method
We expect to find a difference in body mass index (weight/lengthˆ2) at birth compared to a reference curve.. Weight and length will be verified by direct measurement at birth, with comparison with the reference curve from Intergrowth 21st<br><br>We expect to find a difference in ponderal index (weight/lengthˆ3) at birth compared to a reference curve. Weight and length will be verified by direct measurement at birth, with comparison with the reference curve from Intergrowth 21st