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Table 1 Variables used in assessing the socio-economic status (SES), their coding and estimated scores

From: Spatial variation and socio-economic determinants of Plasmodium falciparum infection in northeastern Tanzania

Variable Variable type and code SES score
Source of power for lighting Binary: (0 = Local lamp[koroboi], 1 = kerosene lump/electricity) 0.447
Source of power for cooking Binary: (0 = Firewood, 1 = charcoal/kerosene/electricity) 0.402
Possess Mobile phone Binary: (0 = No, 1 = yes) 0.390
Material used in making toilet walls Binary: (0 = Thatch/mud walls, 1 = Bricks) 0.365
Ownership of bicycle Binary: (0 = No, 1 = yes) 0.258
Occupation-formal employment Binary: (0 = No, 1 = yes) 0.252
Source of water for domestic use Ordinal: (1 = River, 2 = Well, 3 = Tap) 0.223
Availability of radio Binary: (0 = No, 1 = yes) 0.210
Occupation - Small business Binary: (0 = No, 1 = yes) 0.147
Number of sleeping rooms/Household size Continuous [0-1][] 0.131
Ownership of house Binary: (0 = No, 1 = yes) 0.127
Occupation - Petty business Binary: (0 = No, 1 = yes) 0.092
Other occupation (such as masonry etc) Binary: (0 = No, 1 = yes) 0.061
Number of cattle Ordinal: (0 = none, 1 = 1-4, 2 = More than 4) 0.053
Number of goats/sheep Ordinal: (0 = none, 1 = 1-10, 2 = More than 10) -0.021
Number of chicken Ordinal: (0 = None, 1 = 1-20, 2 = More than 20) -0.025
Occupation - Peasant farmer Binary: (0 = No, 1 = yes) -0.226