A Population-based Investigation of Related Factors of Birth Weight in China

Chinese Neonatal Network

Status: Unknown

Conditions: Birth Weight; Risk Factors

Study type: Observational

Funder types: Other

Identifiers

NCT02105051

ChNN-001

Details and patient eligibility

About

The purpose of this study is to establish Chinese neonatal network to investigate current situation of neonatal birth weight and related factors. We investigated the risk factors such as sex, gestational age, region, nation, altitude, place of residence, maternal occupation, education level of mother, maternal age, maternal pregnancy diseases and multiple births.

Sex: All

Ages: Under 1 day old

Volunteers: No Healthy Volunteers

Inclusion criteria

• live births
• Gestational age between 24 weeks and 43 weeks

Exclusion criteria

• Major malformation
• Physical deformity
• Fetal edema
• Body mass diagnosed in prenatal ultrasound
• Acute blood loss during delivery