Topical Povidone Iodine 2.5% Versus 5% for Endophthalmitis Prophylaxis During Intravitreal Injections.

Finally, there was a borderline significant interaction between PI dose and age, suggesting that for each year of age, the injection rate ratio for the 2.5% PI dose compared to the 5% dose increased by 0.8%, implying that the lower dose tended to be more frequent in older people ( Table 6 ).

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