Table 2 Characteristics of women participating in the preconception supplementation with multiple micronutrients on birth outcomes (PRECCONCEPT) trial in Vietnam by pregnancy
From: Predictors of adherence to micronutrient supplementation before and during pregnancy in Vietnam
|  | All women (n = 4417) | Women who became pregnant (n = 1183) |
|---|---|---|
Maternal Characteristics | ||
 Age | 26.2 ± 4.6 | 25.9 ± 4.4 |
 Minority ethnicity | 49.7 | 50.2 |
 Farmer occupation | 80.7 | 78.9 |
 High school educated | 22.5 | 20.9 |
Parity | ||
  First pregnancy (%) | 2.1 | 4.6 |
 Weight (kg) | 45.6 ± 5.6 | 45.8 ± 5.6 |
 Height (cm) | 152.5 ± 5.2 | 152.8 ± 5.1 |
 BMI (kg/m2) | 19.6 ± 2.1 | 19.6 ± 2.1 |
  BMI < 18.5 kg/m2 (%) | 31.6 | 32.0 |
Hemoglobin | 12.9 ± 1.4 | 12.9 ± 1.3 |
  Anemia (%) | 19.9 | 19.9 |
Household Characteristics | ||
 SES quintiles | ||
  I (lowest) | 20.1 | 18.9 |
  II | 20.0 | 20.8 |
  III | 19.9 | 20.2 |
  IV | 20.2 | 19.9 |
  V (highest) | 21.0 | 20.2 |
 Food Insecure (%) | 31.0 | 31.0 |
Programmatic Factors | ||
 Supplementation group | ||
  FA (%) | 33.3 | 31.8 |
  IFA (%) | 33.4 | 33.1 |
  MM (%) | 33.3 | 35.1 |
Village health worker visits (#) | ||
 Preconception | 24.1 ± 13.8 | 14.6 ± 10.9 |
 Pregnancy |  | 11.9 ± 3.7 |