TABLE 1.
Clinical findings of healthy mares and mares with endometritis (n = 15 in each group).
| Mare ID (anonymised) | Metagenomic analysis sample pool | Intrauterine fluid accumulation (>2 cm) | Endometrial cytology (% neutrophils:epithelial cells) | Endometrial bacterial culture |
|---|---|---|---|---|
| Healthy mares | ||||
| a | H1 | No | 0.09 | Negative |
| b | H1 | No | 0.10 | Negative |
| e | H1 | No | 0.00 | Negative |
| f | H1 | No | 0.10 | Negative |
| h | H1 | No | 0.00 | Negative |
| c | H2 | No | 0.09 | Negative |
| d | H2 | No | 0.00 | Negative |
| j | H2 | No | 0.11 | Negative |
| l | H2 | No | 0.00 | Negative |
| o | H2 | No | 0.10 | Negative |
| g | H3 | No | 0.00 | Negative |
| i | H3 | No | 0.00 | Negative |
| k | H3 | No | 0.00 | Negative |
| m | H3 | No | 0.08 | Negative |
| n | H3 | No | 0.00 | Negative |
| Mares with endometritis | ||||
| B | E1 | Yes | 15.14 | Klebsiella spp. |
| D | E1 | Yes | 8.43 | Escherichia coli |
| E | E1 | Yes | 15.25 | Streptococcus spp. |
| F | E2 | Yes | 9.37 | Streptococcus spp. |
| G | E2 | Yes | 15.12 | Staphylococcus spp. |
| H | E2 | Yes | 10.72 | Escherichia coli |
| L | E2 | Yes | 11.85 | Streptococcus spp. |
| A | E3 | Yes | 9.14 | Klebsiella spp. |
| C | E3 | Yes | 13.84 | Escherichia coli |
| I | E3 | Yes | 14.22 | Escherichia coli |
| M | E3 | No | 18.79 | Staphylococcus spp. |
| J | E4 | Yes | 11.09 | Escherichia coli |
| K | E4 | No | 11.43 | Staphylococcus spp. |
| N | E4 | Yes | 8.77 | Escherichia coli |
| O | E4 | Yes | 17.17 | Staphylococcus spp. |