Table 1.
Mean Tear Function Test Values and Rose Bengal Staining in Subjects with Ocular Irritation Symptoms
| Symptom | No | % Mean | Schirmer Test (mm) | Mean TBUT (sec) | Positive | Rose Bengal Stain | ||
|---|---|---|---|---|---|---|---|---|
| RE | LE | RE | LE | No | % | |||
| Itching | 38 | 60.3 | 14.2 | 14.7 | 11.2 | 10.6 | 17 | 44.7 |
| Itching and Pricking | 10 | 15.9 | 18.5 | 18.4 | 10.5 | 9.0 | 3 | 30.0 |
| Itching and Any Other | 4 | 6.4 | 15.0 | 13.5 | 6.7 | 7.0 | 3 | 62.5 |
| Any Other | 3 | 4.8 | 9.7 | 9.7 | 8.3 | 11.0 | 2 | 66.7 |
| Pricking | 2 | 3.2 | 12.5 | 20.5 | 13.5 | 12.5 | 1 | 50.0 |
| Dryness | 1 | 1.6 | 2.0 | 8.0 | 7.0 | 8.0 | 1 | 100.0 |
| Pricking, Stinging and Itching | 1 | 1.6 | 1.0 | 1.0 | 5.0 | 10.0 | 1 | 100.0 |
| Pricking, Itching and Any Other | 1 | 1.6 | 9.0 | 14.0 | 15.0 | 15.5 | 1 | 100.0 |
| Stinging and Itching | 1 | 1.6 | 5.0 | 1.0 | 5.0 | 5.0 | 1 | 100.0 |
| Burning, Dryness, Stinging and Itching | 1 | 1.6 | 25.0 | 20.0 | 10.0 | 10.0 | 0 | 0.0 |
| Dryness and Itching | 1 | 1.6 | 33 | 30 | 10.0 | 10.0 | 0 | 0.0 |
| No Symptom | 17 | 100.0 | 23.0 | 79 | 12.7 | 12.1 | 4 | 23.5 |
Any other = smarting, non specific irritation, peppery sensations