Comparison of the Efficacy of Carboxymethylcellulose 0.5%, Hydroxypropyl-guar Containing Polyethylene Glycol 400/Propylene Glycol, and Hydroxypropyl Methyl Cellulose 0.3% Tear Substitutes in Improving Ocular Surface Disease Index in Cases of Dry Eye.

Middle East Afr J Ophthalmol · 2017 · PMC5793452 · PMID 29422755

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showed a trendno p-value reported

The percentage change in OSDI in Group 3 cases on HPMC, when compared to those in Group 1, showed a trend similar to patients in Group 2, with significantly better change at all follow-up.

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