Analysis of birth defects surveillance from 1996 to 2004 in Guangdong province / 中华围产医学杂志

Objective To find out the trends and associated factors of birth defects in Guangdong province,and to provide the scientific evidences for setting the preventive strategies.Methods Retrospective description and trending analysis were conducted to analyze the birth defects surveillance data from 1996 to 2004 in Guangdong province.Results The total incidence of birth defects in Guangdong province from 1996 to 2003 was 134.4/10 000(7301/543 062),and increased to 212.1/10 000(2129/100 394)in 2004.Significant different birth defects rate was found between different maternal age(P