Evidence
This page contains a snapshot of featured content which highlights evidence addressing key clinical questions including areas of uncertainty. Please see the main topic reference list for details of all sources underpinning this topic.
Cochrane Clinical Answers

Cochrane Clinical Answers (CCAs) provide a readable, digestible, clinically focused entry point to rigorous research from Cochrane systematic reviews. They are designed to be actionable and to inform decision making at the point of care and have been added to relevant sections of the main Best Practice text.
- For people with primary open‐angle glaucoma (POAG) or ocular hypertension (OHT), how do rho kinase inhibitors (ROKi) alone or in combination compare with other treatments?
- How does combined glaucoma plus cataract surgery compare with cataract surgery alone in people with cataracts and glaucoma?
- How does implantation of one or more iStent devices compare with other interventions for adults with open‐angle glaucoma?
- In people with open angle glaucoma, how do medical and surgical interventions compare for improving outcomes?
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