Table 1

Variables included in analyses for risk indicators of poor clinical outcome

Variables and their categories
Age (years)
50 to 59referent group
 60 to 69
 70 to 79
 80 to 89
 90 and over
malereferent group
Ocular comorbidity
absentreferent group
Diabetes mellitus
absentreferent group
absentreferent group
Surgical procedure
Phacoemulsificationreferent group
 Extracapsular extraction
Grade of surgeon
Consultantreferent group
 Specialist registrar
 Senior house officer
 Associate specialist
“Capsule rupture and vitreous loss
 during the operation”
absentreferent group
  • Includes age related macular degeneration, glaucoma, diabetic retinopathy, amblyopia.

  • Only included in analysis for endophthalmitis and retinal detachment/tear.