Table 1.
Grouping of maternal-neonate pairs based on patterns of operational taxonomic units (OTUs) sharing between meconium and maternal microbiota.
| Proportion of matching OTUs (%) |
||||||
|---|---|---|---|---|---|---|
| Group | AF | MV | MF | MS | Number of meconium samples in the group | Types of maternal samples that shared OTUs with the meconium sample |
| 1 | 5.50 | 1.69 | 2.17 | 0.00 | 19 | AF, MF, MV |
| 2 | 0.00 | 0.00 | 0.00 | 0.00 | 7 | None |
| 3 | 0.64 | 0.26 | 0.00 | 0.00 | 4 | AF, MV |
| 4 | 20.03 | 1.45 | 0.00 | 1.06 | 2 | AF, MS, MV |
| 5 | 6.41 | 21.08 | 14.50 | 0.48 | 2 | AF, MF, MS, MV |
| 6 | 0.15 | 0.00 | 0.00 | 0.00 | 1 | AF |
| 7 | 0.00 | 0.00 | 0.00 | 0.31 | 1 | MS |
| 8 | 0.13 | 0.00 | 0.20 | 0.00 | 1 | AF, MF |
| 9 | 0.20 | 0.00 | 0.00 | 0.31 | 1 | AF, MS |
| 10 | 0.11 | 0.00 | 0.14 | 0.10 | 1 | AF, MF, MS |
| Mean±SEM | 4.12 ± 1.57a | 2.01 ± 1.14ab | 1.81 ± 1.04b | 0.10 ± 0.05 c | - | - |
Different superscript letters indicate significant differences between groups (P < 0.01 in all cases; Kruskal-Wallis test). Amniotic fluid, AF; maternal feces, MF; vaginal fluid, MV; maternal saliva, MS.