Retrospective Longitudinal Study of Gestational Weight Gain Among Chinese Pregnant Women
Retrospective Longitudinal Study of Gestational Weight Gain Among Chinese Pregnant Women
The purpose of this study is to investigate the reference ranges and rates of gestational
 weight gain among Chinese pregnant women, and to analyze the correlation between gestational
 weight gain and adverse outcomes.
Inclusion Criteria:

 1. Deliveries between January 2013 and December 2014;

 2. Gestational age between 37 weeks or older and less than 42 weeks;

 3. Registration with care documents at the first prenatal visit prior to the 15th
 gestational week;

 4. Had at least five follow-up visits until delivery.

 Exclusion Criteria: None