Number of gelatinase B positive cells in trachoma and vernal keratoconjunctivitis (VKC) specimens (mean (SD))
| Cell type | Trachoma (n=6) | VKC (n=6) | p Value |
| Monocyte/macrophage cells | 52.3 (21.9) | 8.2 (6.4) | <0.001 |
| Polymorphonuclear cells | 23.2 (14.2) | 6.3 (5.4) | 0.013 |