Additional file 1 of Socioeconomic and ethnic disparities in preterm births in an English maternity setting: a population-based study of 1.3 million births

Additional file 1: Figure S1. Additional file 1 Data flow diagram. Figure S2. Preterm birth (<34 weeks of gestation) rates across the 130 Health Trusts between April 2015 and March 2017. Figure S3. Preterm birth (<28 weeks of gestation) rates across the 130 Health Trusts between April 2015 and March 2017. Figure S4a. Preterm birth (<34 weeks of gestation) rates by ethnicity across the 130 Health Trusts according to the national ethnic group preterm birth rate within mums living in the most deprived areas (Index of Multiple Deprivation (IMD) 1) between April 2015 and March 2017. Figure S4b. Preterm birth (<28 weeks of gestation) rates by ethnicity across the 130 Health Trusts according to the national ethnic group preterm birth rate within mums living in the least deprived areas (Index of Multiple Deprivation (IMD) 5) between April 2015 and March 2017. Figure S5a. Preterm birth (<34 weeks of gestation) rates by ethnicity across the 130 Health Trusts according to the national ethnic group preterm birth rate within mums living in the most deprived areas (Index of Multiple Deprivation (IMD) 1) between April 2015 and March 2017. Figure S5b. Preterm birth (<28 weeks of gestation) rates by ethnicity across the 130 Health Trusts according to the national ethnic group preterm birth rate within mums living in the least deprived areas (Index of Multiple Deprivation (IMD) 5) between April 2015 and March 2017. Figure S6. Preterm birth (<34 weeks of gestation) rates by ethnicity across the 130 Health Trusts according to the overall national preterm birth rate between April 2015 and March 2017. Figure S7. Preterm birth (<28 weeks of gestation) rates by ethnicity across the 130 Health Trusts according to the overall national preterm birth rate between April 2015 and March 2017. Figure S8. Preterm birth (<34 weeks of gestation) rates by ethnicity across the 130 Health Trusts according to the national ethnic group preterm birth rate between April 2015 and March 2017. Figure S9. Preterm birth (<28 weeks of gestation) rates by ethnicity across the 130 Health Trusts according to the national ethnic group preterm birth rate between April 2015 and March 2017. Table S1. Distribution of live births by maternal characteristics and preterm birth status at 34 weeks of gestation between April 2015 and March 2017. Table S2. Distribution of live births by maternal characteristics and preterm birth status at 28 weeks of gestation between April 2015 and March 2017. Table S3. Ethnic and socioeconomic disparities in absolute risk of preterm births (<34 weeks of gestation) across Health Trusts between April 2015 and March 2017. Table S4. Ethnic and socioeconomic disparities in absolute risk of preterm births (<28 weeks of gestation) across Health Trusts between April 2015 and March 2017.

附加文件1：图S1。附加文件1：数据流示意图。图S2：2015年4月至2017年3月期间，130家医疗保健信托基金（Health Trusts）的妊娠<34周早产率。图S3：2015年4月至2017年3月期间，130家医疗保健信托基金（Health Trusts）的妊娠<28周早产率。图S4a：2015年4月至2017年3月期间，依据居住在最贫困地区（多重剥夺指数（Index of Multiple Deprivation，IMD）1级）的产妇的全国种族群体早产率，130家医疗保健信托基金内按种族划分的妊娠<34周早产率。图S4b：2015年4月至2017年3月期间，依据居住在最不贫困地区（多重剥夺指数（Index of Multiple Deprivation，IMD）5级）的产妇的全国种族群体早产率，130家医疗保健信托基金内按种族划分的妊娠<28周早产率。图S5a：2015年4月至2017年3月期间，依据居住在最贫困地区（多重剥夺指数（Index of Multiple Deprivation，IMD）1级）的产妇的全国种族群体早产率，130家医疗保健信托基金内按种族划分的妊娠<34周早产率。图S5b：2015年4月至2017年3月期间，依据居住在最不贫困地区（多重剥夺指数（Index of Multiple Deprivation，IMD）5级）的产妇的全国种族群体早产率，130家医疗保健信托基金内按种族划分的妊娠<28周早产率。图S6：2015年4月至2017年3月期间，依据全国总体早产率，130家医疗保健信托基金内按种族划分的妊娠<34周早产率。图S7：2015年4月至2017年3月期间，依据全国总体早产率，130家医疗保健信托基金内按种族划分的妊娠<28周早产率。图S8：2015年4月至2017年3月期间，依据全国种族群体早产率，130家医疗保健信托基金内按种族划分的妊娠<34周早产率。图S9：2015年4月至2017年3月期间，依据全国种族群体早产率，130家医疗保健信托基金内按种族划分的妊娠<28周早产率。表S1：2015年4月至2017年3月期间，按产妇特征及34孕周早产状态划分的活产儿分布情况。表S2：2015年4月至2017年3月期间，按产妇特征及28孕周早产状态划分的活产儿分布情况。表S3：2015年4月至2017年3月期间，各医疗保健信托基金内种族与社会经济因素对妊娠<34周早产绝对风险的差异影响。表S4：2015年4月至2017年3月期间，各医疗保健信托基金内种族与社会经济因素对妊娠<28周早产绝对风险的差异影响。