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Measuring under-5 mortality and fertility through mobile phone surveys: an assessment of selection bias in 34 low-income and middle-income countries.

David A Sánchez-PáezBruno MasquelierAshira Menashe-OrenOlolade Julius BaruwaGeorges Reniers
Published in: BMJ open (2023)
Mobile phone surveys need to collect data on sociodemographic background characteristics to be able to weight and adjust mortality estimates ex post facto. Fertility estimates from mobile phone surveys will be biased unless further research uncovers the mechanisms driving the bias.
Keyphrases
  • cross sectional
  • cardiovascular events
  • physical activity
  • risk factors
  • body mass index
  • weight loss
  • mental health
  • childhood cancer
  • coronary artery disease
  • cardiovascular disease
  • type diabetes
  • body weight