Distant visual acuity, pupil diameter, aesthesiometry, Schirmer’s test, break up time, fluorescein test, and IOP after 3 days of treatment (SD)
| Carteolol without benzalkonium | Carteolol with benzalkonium | ||
|---|---|---|---|
| Distant visual acuity (/2O) | Baseline | 24.2 (1.6) | 23.8 (2.2) |
| 3 days | 24.8 (2.0) | 24.2 (2.2) | |
| Pupil diameter (mm) | Baseline | 3.1 (0.8) | 3.38 (0.75) |
| 3 days | 3.4 (0.5) | 3.38 (0.44) | |
| Aesthesiometry (mg/surface) | Baseline | 13.6 (2.3) | 12.5 (1.9) |
| 3 days | 11.4 (0.6) | 11.4 (0.9) | |
| Schirmer’s test (mm at 5 minutes) | Baseline | 25.7 (11.7) | 20.60 (12.68) |
| 3 days | 13.3 (10.4) | 17.03 (13.91) | |
| Break up time (seconds) | Baseline | 9.1 (0.2) | 10.4 (5.9) |
| 3 days | 8.4 (5.7) | 7.7 (5.5) | |
| Fluorescein test (graded 0 to 4) | Baseline | 0 | 0 |
| 3 days | 0.1 (0.3) | 0.1 (0.4) | |
| IOP (mm Hg) | Baseline | 13.8 (1.7) | 13.7 (1.9) |
| 3 days | 12.4 (1.8) | 12.4 (1.9) |
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↵Significantly decreased from baseline (p=0.04).









