Nonetheless, these estimates should be interpreted with caution as they are based on different food types, different assumptions were used in calculations, levels of BBP in food vary in different countries and levels of BBP in food changes over time.
尽管如此，这些估算应谨慎解读，因为它们基于不同的食物类型，计算中使用的假设不同，食物中BBP的含量因不同国家而异，而且食物中BBP的含量随时间而变化。