Table 2

Personal and household characteristics of participants at enrollment
Single-dose only group All participants
Non-pregnant Pregnant P Non-pregnant Pregnant Pa
# Enrolled 18 13 34 27
Month of enrollment
July-August, 2009 18 (100 %) 5 (38 %) <0.001 33 (97%) 5 (19%) <0.001
Sept-Oct 2009 0 8 (62 %) 1 (3%) 8 (30%)
February 2010 0 0 0 14 (52%)
Age (years), Mean (±SD) 23.9 (±3.8) 20.9 (±2.7) 0.022 24.2 (±4.1) 21.6 (±2.9) 0.006
Married 11 (61%) 13 (100%) 0.025 23 (68%) 27 (100%) 0.001
Education level attained
None 1 (6%) 2 (15%) 0.750 3 (9%) 6 (22%) 0.293
Primary 11 (61%) 7 (54%) 21 (62%) 16 (59%)
Secondary or higher 6 (33%) 4 (31%) 10 (29%) 5 (19%)
Husband’s education level
None 2 (18%) 3 (23%) 1.000 2 (9%) 4 (15%) 0.786
Primary 4 (36%) 4 (31%) 10 (43%) 13 (48%)
Secondary or higher 5 (45%) 6 (46%) 11 (48%) 10 (37%)
Home ownership 6 (33%) 1 (8%) 0.191 7 (21%) 2 (7%) 0.276
House constructed from cement, brick or tileb
Floor 18 (100%) 11 (85%) 0.168 33 (98%) 22 (81%) 0.079
Walls 16 (89%) 10 (77%) 0.625 30 (88%) 18 (67%) 0.042
Roof 6 (33%) 6 (46%) 0.710 13 (38%) 7 (26%) 0.412
Height (cm), mean (±SD) 149.7 (±3.7) 150.3 (±3.9) 0.685 150.8 (±4.3) 150.5 (±4.3) 0.758

a. ANOVA for comparisons of continuous variables, Fisher’s exact test for categorical variables.

b. In comparison to tin or natural materials (e.g., earth, bamboo).

Roth et al.

Roth et al. Nutrition Journal 2012 11:114   doi:10.1186/1475-2891-11-114

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