Patients and Study Design
This is a double-masked randomized controlled trial (Study design and participant flow chart. After 96 prospective participants were assessed for eligibility, 80 participants were enrolled. Patients were assigned by simple randomization to receive either CMC or PEG ATs, masked to the participant and the researcher. Conjunctival swabs and surveys were administered on days 1 and 7. Participant dropout was five for the CMC group and nine for the PEG group.