Table 8: The influence of factors (odds ratio OR) on good outcome in best eye's best corrected visual acuity (BCVA) and on an optimal score at the functional questionnaire during the study.

Effect on optimal score for best eye's BCVA Effect on optimal score on the functional questionnaire
OR P-value 95% confidence interval OR P-value 95% confidence interval
Cataracts early discovered (in the first 3 months of life) 0.24 0.003 0.08 0.67 0.27 0.02 0.08 0.92
Preoperative nystagmus 0.15 0.000 0.04 - 0.48 0.17 0.002 0.05 - 0.60
Preoperative blindness 0.11 0.000 0.03 - 0.44 0.51 0.318 0.13 - 1.98
Male gender 1.2 0.677 0.51 2.83 1 0.994 0.43 2.36
Operated within 1 year 1.45 0.539 0.44 - 4.79 0.53 0.209 0.19 - 1.46
Early complications 0.77 0.667 0.24 - 2.49 1.55 0.473 0.46 - 5.21
Late complications 0.84 0.770 0.26 - 2.73 2.30 0.209 0.60 - 8.75
Follow-up of 1 year or more 0.98 0.445 0.94 - 1.03 1.01 0.512 0.97 - 1.06
Operation in 2006 or later 2.00 0.141 0.78 - 5.11 1.16 0.748 0.47 - 2.88
Aged ≤ 2 years at the operation 0.67 0.493 0.21 - 2.12 0.73 0.516 0.28 - 1.90
Initial vitrectomy 0.71 0.569 0.22 - 2.31 0.16 0.055 0.02 - 1.37
Posterior capsule opaque 1.43 0.657 0.30 - 6.86 2.88 0.315 0.33 - 25.04
IOL (intraocular lens) in bag position 1.65 0.366 0.55 - 4.94 1.26 0.668 0.44 - 3.58