Table 2

Description of paper, electronic and WHO data sets used for model evaluation

Data nameDescription
Paper dataData were obtained by recording children's weight from the CHWs’ books in an Excel spread sheet. Data contain information on weight and age for 320 boys and 380 girls. Those individual records are kept by the same CHWs participating in the case study
Electronic dataIn the case study, 24 participating CHWs collected data using a custom made smart phone mobile application. By the end of the study, they collected data for 922 girls and 886 boys who live in their district. The data were collected over 9 months, and most of the data are cross-sectional, with about 330 children with time-series data for 3–6 consecutive months
WHO dataThe WHO study was carried out in six different countries: Brazil, Ghana, India, Norway, Oman and the USA, in year 2006. The WHO standards are based on a longitudinal study of 882 children aged 0–24 months and on cross-sectional studies of 6669 children aged 18–71 months
  • CHWs, community health workers.