Table 2

Study population, inclusion and exclusion criteria

Inclusion criteriaExclusion criteria
Pregnant women attending the ANCWomen not residing in Dar es salaam or Mwanza
Age≥18 yearsWomen with known diabetes, sickle cell anaemia, asthma, coagulation disorders, advanced HIV stage (III–IV) and advanced renal failure
Refusal to give informed consent
  • ANC, antenatal clinics.