Table 1. Mother-infant pairs, demographics and time of sampling.
| Dyad | Maternal age
(years) |
Breast milk
sample |
Infant age at serum
sample (month of collection) |
Exclusive
BF length |
Total BF
length |
|---|---|---|---|---|---|
| 1 | 32 | 3 weeks | 2 month (Nov)
8 month (May) 12 month (Aug) |
4 months | nk |
| 2 | 31 | 3 days | 1 month (Feb)
13 month (Feb) |
2.75 months | 8.25 months |
| 3 | 32 | 2 months | 4 month (July)
7 month (Oct) |
0 months | >7 months |
| 4 | 32 | 3 days | 2 month (July)
4 month (Sep) 6 month (Nov) |
0 months | 6 months |
| 5 | 26 | 1 month | 5 month (Sep)
7 month (Nov) |
0 months | >7 months |
| 6 | 23 | 4 days | 3.5 month (Aug) | 3.5 months | nk |
| 7 | 30 | 5 days | 2 month (July)
4 month (Sep) 6 month (Nov) |
0 months | 2 months |
nk, not known; BF, breastfeeding.