BIOFWTHTRMWHO (V444) reports the respondent's weight-for-height as a percent of the median weight for a reference population of the same height. This variable uses the World Health Organization (WHO) reference standard. This index has been adjusted for pregnant women according to duration of pregnancy.
The following variables report the respondent's weight for height as a percent of the median weight for different reference populations:
BIOFWTHTRMDHS (V442) uses a DHS reference standard
BIOFWTHTRMFOG (V444) uses the Metropolitan Life or Fogarty reference standard