Table 7 Operative complications, n=55 567 (100% of operations)

From: The Cataract National Dataset electronic multi-centre audit of 55 567 operations: updating benchmark standards of care in the United Kingdom and internationally

Operative complication a Number of cases Percentage of cases
None 52 990 95.4
PCR or VL or bothb 1068 1.92
Other 634 1.14
Iris trauma/iris prolapse 305 0.55
Simple zonule dialysis (No VL) 256 0.46
Phaco burn/wound problems 140 0.25
Endothelial damage/Descemet's tear 138 0.25
Retained lens fragment (dropped nuclei) 99 0.18
Corneal epithelial abrasion 96 0.17
Corneal oedema 76 0.14
Lens exchange required/other IOL problems 73 0.13
Supra-choroidal haemorrhage 38 0.07
Hyphaema 29 0.05
IOL into the vitreous 7 0.01
  1. aMore than one complication could be recorded for a single procedure.
  2. bPCR or VL or both, posterior capsule rupture or vitreous loss or both which is a composite figure including PCR without VL, PCR with VL, and zonule rupture with VL.