Additional file 1: of The effect of breastfeeding on the risk of asthma in high-risk children: a case-control study in Shanghai, China Xiaona Huo Shuyuan Chu Li Hua Yixiao Bao Li Du Jian Xu Jun Zhang 10.6084/m9.figshare.6999383.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_The_effect_of_breastfeeding_on_the_risk_of_asthma_in_high-risk_children_a_case-control_study_in_Shanghai_China/6999383 Table S1. Characteristics of the mothers and children compared between participations and non-participations. Table S2. Characteristics of the mothers and children compared between participations and non-participations. If the variable had missing data, the comparation was examined between the mothers or children who had information. (DOCX 20 kb) 2018-08-23 05:00:00 Antibiotic Breastfeeding Childhood asthma Pregnancy