Table 5. Complications recorded at 6 weeks and 1 year.
6 Weeks |
1 Year |
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---|---|---|---|---|---|---|---|---|---|---|
Foldable lens group, n=472 |
Rigid lens group 2, n=505 |
Foldable lens group, n=481 |
Rigid lens group, n=515 |
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n | % | n | % | χ2 P-value | n | % | n | % | χ2 P-value | |
Corneal oedema | 1 | 0.21 | 2 | 0.40 | 0.603 | 1 | 0.21 | 0 | 0 | 0.301 |
Uveitis | 0 | 0 | 2 | 0.40 | 0.171 | 0 | 0 | 0 | 0 | – |
IOP>25 mm Hg | 1 | 0.21 | 1 | 0.20 | 0.962 | 0 | 0 | 0 | 0 | – |
Subluxated/decentred lens | 1 | 0.21 | 1 | 0.20 | 0.962 | 0 | 0 | 0 | 0 | – |
PCO at 1 year (including people for whom PCO seen at surgery) | – | – | – | – | – | 112 | 23.3 | 186 | 36.1 | <0.001 |
New PCO at 1 year (excluding people for whom PCO seen at surgery | – | – | – | – | – | 99 | 20.6 | 164 | 31.8 | <0.001 |
New PCO considered to be cause of BCVA<6/9 | – | – | – | – | – | 8 | 1.4 | 11 | 1.8 | 0.630 |
Type of new PCO | ||||||||||
Fibrosis | – | – | – | – | – | 97 | 20.2 | 158 | 30.7 | <0.001 |
Elschnig's pearls | – | – | – | – | – | 2 | 0.42 | 4 | 0.78 | |
Type of PCO not recorded | – | – | – | – | – | 0 | 2 | 0.39 |
Abbreviations: BCVA, best-corrected visual acuity; PCO, posterior capsule opacification.
Other complications: one person in the rigid lens group had a perforated corneal ulcer which went into phthisis bulbi at 1 year.