From: Revisiting the Sphere standards: comparing the revised Sphere standards to living standards in three urban informal settlements in Nairobi, Kenya
Korogocho
Mukuru
Viwandani
Sample size
705
704
Avg household size (all ages)
4
3
Avg length of residency
12
5
8
Average age of head of household
39
31
33
Percent female heads of households
29
17