Fig. 2
From: Ab externo canaloplasty results and efficacy: a retrospective cohort study with a 12-month follow-up
Reduction of mean antiglaucoma agents from baseline throughout the follow up period. a Group A (advanced POAG - IOP ≤ 16 mmHg); b Group B (advanced POAG - IOP ≤ 16 mmHg); c Group A (moderate POAG - IOP ≤ 18 mmHg); d Group B (moderate POAG - IOP ≤ 18 mmHg); e Group A (early POAG - IOP ≤ 21 mmHg); f Group B (early POAG - IOP ≤ 21 mmHg)