for ease of interpretation the indicators sewerage system and water were grouped into a single dimension under the heading urban features and the indicators child labour and school attendance were grouped into a dimension under the heading of children three other indicators unemployed adults functional illiteracy and assets were grouped under the heading of unskilled lowincome adults the factor analysis also turned up another grouping of indicators of low socioeconomic status which was not apparent in table because of the small number of observations main material used in the construction of the external walls of the dwelling and fuel used for cooking