Variable label | Variable definition and equation in which the variable is included - Malaria (M) and/or Wealth (W) | Mean or proportion2 | Range | ||
---|---|---|---|---|---|
Min | Max | ||||
Dependent variables | Â | Â | Â | Â | Â |
mal_yn | Child tested positive for malaria (0/1) | M, W | 0.170 | 0 | 1 |
wealth | PCA wealth index | M, W | −0.291 | −1.592 | 10.566 |
Individual-level explanatory variables | Â | Â | Â | Â | Â |
age1_yn | Child aged 6–23 months | reference3 | 0.384 | 0 | 1 |
age2_yn | Child aged 24–35 months | M | 0.221 | 0 | 1 |
age3_yn | Child aged 36–47 months | M | 0.189 | 0 | 1 |
age4_yn | Child aged 48–59 months | M | 0.207 | 0 | 1 |
farming | Farming is the main occupation of mother | M, W | 0.719 | 0 | 1 |
trips | Trips outside the community taken by the child’s mother in the last 12 months | M | 0.638 | 0 | 15 |
education | Child’s mother and/or father has a secondary school education or higher | M, W | 0.086 | 0 | 1 |
itn_yn | Child slept under an ITN the night before (0/1) | M | 0.117 | 0 | 1 |
Household-level explanatory variables | Â | Â | Â | Â | Â |
agehd | Householder’s age (years) | W | 41.377 | 16 | 95 |
femhd_yn | Householder is female (0/1) | W | 0.154 | 0 | 1 |
ychild | Number of young children (0–5 years) | W | 2.198 | 0 | 12 |
child | Number of children (6–12 years) | W | 1.425 | 0 | 9 |
teen | Number of teenagers (13–17 years) | W | 0.672 | 0 | 7 |
adult | Number of adults (18–64 years) | W | 2.776 | 0 | 13 |
elder | Number of elders (65 years +) | W | 0.159 | 0 | 4 |
improof_yn | House with improved roofing (0/1) | M | 0.471 | 0 | 1 |
impwall_yn | House with improved walls (0/1) | M | 0.702 | 0 | 1 |
irs_yn | Indoor residual spraying last year (0/1) | M | 0.037 | 0 | 1 |
rural_yn | Household resides in a rural area (0/1) | M, W | 0.833 | 0 | 1 |
Month-of-interview explanatory variables | Â | Â | Â | Â | Â |
oct_yn | Interview took place in October | reference 3 | 0.094 | 0 | 1 |
nov_yn | Interview took place in November | M | 0.267 | 0 | 1 |
dec_yn | Interview took place in December | M | 0.260 | 0 | 1 |
jan_yn | Interview took place in January | M | 0.334 | 0 | 1 |
feb_yn | Interview took place in February | M | 0.044 | 0 | 1 |
Cluster-level explanatory variables | Â | Â | Â | Â | Â |
elevation | Average elevation (1,000 m) | M, W | 1.094 | 0.003 | 5.750 |
disthfac | Distance to nearest health facility (km) | M, W | 5.013 | 0 | 56 |
distlake | Distance to the nearest lake (km) | M, W | 60.792 | 0 | 258.460 |
Region-level explanatory variables | Â | Â | Â | Â | Â |
rain_dev | Rainfall (mm) Aug 2007-Feb 2008 minus the short-term mean (2003–08) for Aug-Feb divided by the short term mean | M, W | 0.394 | −0.520 | 0.631 |
roads10 | % of area covered by 10 m-wide roads | M, W | 0.0008 | 0.0004 | 0.0027 |
rivers3 | % of area covered by 3 m-wide roads | M, W | 0.034 | 0 | 0.056 |
farmland | Proportion of area under agriculture | M, W | 0.398 | 0.172 | 0.867 |
slope_cv | Slope of the terrain (coeff. of variation) | M, W | 1.234 | 0.630 | 1.560 |