Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Corneal decompensation
[20] RCT	158 people (158 eyes) with synechial primary angle-closure or primary angle-closure glaucoma (absolute numbers of each not reported) In review [19]	Corneal endothelial cell count (per mm2) 1 year 2610 with laser peripheral iridoplasty plus laser peripheral iridotomy 2704 with laser peripheral iridotomy alone	Reported as not significant P value not reported		Not significant