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Table 3 Adverse events

From: Collagen matrix vs mitomycin-C in trabeculectomy and combined phacoemulsification and trabeculectomy: a randomized controlled trial

Adverse event Mitomycin-C
(n = 48)
Collagen matrix
(n = 45)
p-value (Fisher’s exact test)
Wound Leak (Within 30 Days of Surgery) 2 3 0.67
Bleb Leak (After 30 Days from Surgery) 1 0 0.99
Chalazion 1 0 0.99
Corneal Abrasion 0 1 0.48
Corneal Edema 2 1 0.99
Corneal Haze 0 1 0.48
Cystoid Macular Edema 1 0 0.99
Hyphema 1 0 0.99
Hypotony Maculopathya 0 2 0.24
Iritis 0 1 0.48
Macular Scar 0 1 0.48
Choroidal Neovascularization 1 0 0.99
Serous Choroidal Detachmenta 1 1 0.99
Photophobia 1 0 0.99
Ptosis 1 0 0.99
Uncontrolled IOP within 30 Days of 1 4 0.19
  1. IOP intraocular pressure
  2. aAll cases of hypotony maculopathy and serous choroidal detachment occurred prior to the six-month visit