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Table 1 Weights assigned to each indicator in indices using categorical variables:

From: Issues in the construction of wealth indices for the measurement of socio-economic position in low-income countries

Item Item weight
   PCA MCA
Toilet facility:   
Flush toilet 0.2760 2.081
VIP latrine 0.0894 0.515
Traditional latrine with roof 0.0015 -0.019
Latrine no roof -0.0613 -0.125
None or other -0.0923 -0.197
Water source:   
Piped inside dwelling 0.2762 2.428
Piped outside dwelling 0.1631 0.857
Communal standpipe 0.1251 0.161
Personal handpump or well 0.0154 0.011
Communal handpump or well -0.2270 -0.138
River, lake, spring, reservoir, or other -0.0433 -0.179
Cooking fuel:   
Collected firewood -0.3049 -0.153
Purchased firewood 0.1252 0.176
Paraffin, gas or charcoal 0.2196 0.721
Electricity 0.2451 2.537
Crop residue, saw dust, or other 0.0043 -0.084
Floor material:   
Sand -0.0078 -0.168
Smoothed mud or other -0.3113 -0.154
Smooth cement, wood, or tiles 0.3310 0.613
Electricity: Yes 0.3427 1.6
  No - -0.1
Radio: Yes 0.0193 0.007
  No - -0.009
TV: Yes 0.2836 1.726
  No - -0.070
Bike: Yes 0.0025 0.002
  No - -0.001
Car: Yes 0.1885 2.247
  No - -0.028
Motorbike: Yes 0.0432 0.869
  No - -0.003
Domestic servant: Yes 0.1426 1.32
  No - -0.025
Agricultural land: Yes -0.2280 -0.081
  No - 0.589