Retrospective Analyses of Potential Risk Factors for Posterior Capsule Opacification after Cataract Surgery

Table 4

Significant risk factors for PCO based on variate logistic regression.

Variable	Regression coefficient	OR	95% CI		value
Age at time of surgery
>60 years old	Reference	0.149	0.092	0.241	0.000
<60 years old	−1.904
History of diabetes
No	Reference	1.825	1.042	3.197	0.035
Yes	0.602
History of immune diseases
No	Reference	1.128	0.471	2.700	0.787
Yes	0.120
History of high myopia
No	Reference	2.344	0.884	6.217	0.087
Yes	0.852
The lens nucleus hardness
I-II grade	Reference	0.508	0.304	0.847	0.009
III–V grade	−0.678
Surgery type
Phaco	Reference	2.563	1.242	5.290	0.011
ECCE	0.941
History of vitrectomy
No	Reference	1.905	1.046	3.471	0.035
Yes	0.645
Ocular inflammation(aqueous cell)
<15 cells	Reference	1.286	0.757	2.182	0.352
>15 cells	0.251
IOL materials
Hydrophilic	Reference	1.672	1.043	2.682	0.033
Hydrophobic	0.514