Fig. (2) Tear sample markers of inflammation. Tear samples were obtained using capillary tubes, stained, and assessed using multiplex flow cytometry. Nil, no topical medication; PG, prostaglandin analogues only; CS, corticosteroids only; PG+CS, prostaglandin analogues and corticosteroids concurrently. The mean ± the standard error of the mean of the detected concentrations is presented. There were no statistically significant differences between the groups.

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