Relative frequency of sex chromosome detection for various cell types (16 cases)
| Cell type | Percentage of signals |
| Corneal epithelium | 98 |
| Keratocytes | 70 |
| Corneal endothelium | 80 |
| Iris stroma | 85 |
| Trabecular meshwork | 85 |
| Non-pigmented ciliary body epithelium | 85 |
| Lens epithelium | 92 |
| Choroidal cells | 80 |
| Retinal pigment epithelium | 35 |
| Retinal cells | 98 |
| Optic nerve | 80 |
| Sclera | 60 |