According to the Tanzania Demographic Health Survey (TDHS) of 2004/2005, the practice of Female Genital Mutilation (FGM) is mostly prevalent in the nine of the 22 Tanzania Mainland regions.
2004/2005年坦桑尼亚人口健康普查结果表明，在坦桑尼亚大陆的22个地区中，切割女性生殖器做法在9个地区极为普遍。