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Comparison of question specific analysis of OSDI in the Polyquad travoprost and BAK-preserved travoprost group
| OSDI Questionnaire | Polyquad group | BAK group |
|---|---|---|
| Q1 - Q5 (Symptoms) | 6.3 +/ - 2.62 | 14.8 +/ - 6.57 |
| Q6 - Q9 (Functional limitation) | 2.2 +/ - 0.73 | 5.6 +/ - 2.76 |
| Q10 - Q12 (environmental factors affecting the ocular surface) | 3.9 +/ - 1.73 | 8.69 +/ - 4.12 |
