Additional file 1: of Five year trends in the serve size, energy, and sodium contents of New Zealand fast foods: 2012 to 2016

Appendix 1. Preparation of fast food data for analysis. Appendix 2. Total products and unadjusted mean (SD) values included in main analyses by year, food group, fast food chain, and outcome*. Appendix 3. Summary of products included in reformulation analyses sold in two or more years by year, food group, fast food chain, and outcome. Appendix 4. Model adjusted means, 95% CI’s and p-values for all products in main analyses by year, food group, and outcome*. Appendix 5. Model adjusted means, 95% CI’s and p-values for reformulation analyses including products available for sale in two or more years by year, fast food chain, and outcome*. (XLSX 134 kb)

附录1 分析用快餐数据集的预处理流程
附录2 按年份、食物类别、快餐连锁品牌及研究结局*分层的主分析所纳入的全部产品数量与未校正均值（标准差，Standard Deviation, SD）
附录3 按年份、食物类别、快餐连锁品牌及研究结局分层的、纳入配方调整分析且连续售卖两年及以上的产品汇总情况
附录4 按年份、食物类别及研究结局*分层的主分析中全部产品的模型校正均值、95%置信区间（Confidence Interval, CI）与P值
附录5 按年份、食物类别、快餐连锁品牌及研究结局*分层的、纳入连续售卖两年及以上产品的配方调整分析的模型校正均值、95%置信区间与P值
（XLSX格式，134 KB）