TABLE 1.

Age Groups and Demographic Characteristics of Infants

Age Category (days)	Uganda, n = 254 n(%)	Malawi, n = 307 n (%)
Birth day 0	10 (3.9)	43 (14.0)
1–7	66 (25.9)	41 (13.4)
8–21	26 (10.2)	41 (13.4)
22–35	30 (11.8)	40 (13.0)
36–56	32 (12.6)	62 (20.2)
57–123	33 (12.9)	38 (12.4)
124–159	25 (9.8)	124–190 days: 42 (13.6)
160–200	32 (12.6)	—
Birth weight (mean ± SD) (Kg)	3.2 ± 0.44 IQR (2.9–3.5)	3.1 ± 0.48 IQR (2.8–3.4)
Sex
Female	129 (50.8)	156 (51.0.)
Male	125 (49.2)	150 (49.0)
Total	254	306*

^*One infant from Malawi did not have sex recorded, but data were analyzed within the appropriate age group based on age.