Table 1.

Baseline Characteristics of the study population.

Characteristic	Median (IQR)
Gestational Age (weeks)	38 (37–40)
Birth weight (g)	3085 (2858–3325)
Head circumference (cm)	34 (33–35)
Length (cm)	51 (49–52)
Maternal parity	3 (1–6)
Percentage male (%)	49%
Percentage of mothers on antenatal iron/folic acid supplementation at recruitment	97.5%
Age at post-natal blood sampling (hours)
<24 hour sample (S1)	6 (2–11)
24–48 hour sample (S2)	29 (26–34)
72–96 hour sample (S3)	77 (74–82)

Data are presented as median followed by the Interquartile Range in parenthesis or as a percentage of the total population studied.