However, delayed and irregular reporting as well as incomplete disaggregated population data are leading to difficulties in determining whether districts in these areas have reached the epidemic threshold.

• 但是,延迟和不定期报告以及不完全的分解人口数据正在导致确定这些地区的各县是否已达到流行阈值(请参阅《疫情周报》)方面的困难。