Some trends in waterborne bacterial infant mortality are also disturbing in countries like Malawi, Sudan and Nigeria; for example, progress in the DTM clearly arrested and reversed between 1975 and 2005.
在马拉维、苏丹和尼日利亚等国，水传播的细菌性婴儿死亡率的某些趋势也令人不安; 例如，在1975年至2005年期间，DTM 的进展明显受阻并出现逆转。