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Mean efficacy and safety measures of latanoprost monotherapy versus travoprost BAK-free monotherapy
| Measure* | Latanoprost | Travoprost BAK-free | P value |
|---|---|---|---|
| Intraocular pressure (mmHg) | 17.0 ± 1.5 | 17.1 ± 1.6 | 0.76 |
| Tear film breakup time (sec) | 7.6 ± 3.2 | 9.5 ± 2.3 | 0.0094 |
| Ocular hyperemia (scale of 0–3) | 0.7 ± 0.8 | 0.3 ± 0.4 | 0.064 |
| Visual acuity (Snellen) | 27.9 ± 8.5 | 28.4 ± 8.0 | 0.45 |
Note: All scores are presented as mean ± standard deviation.
Abbreviation: BAK, benzalkonium chloride.
