Nakuru County was one of the screening exercises planned in 9 counties within the country. Among the counties include: Nairobi, Kiambu, Machakos, Makueni, Kitui, Turkana, Mandera, Kisumu, Nakuru and Tranzoia County. In Nakuru County the screening exercise was focused primarily in three primary schools namely: Kaptemboi Primary School and Milimani Primary school both in Nakuru West and Menengai Primary School in Nakuru East Sub-County. The screening activity started on the 3rd to 5th October 2017.