Long-Term Clinically Significant Posterior Capsular Opacification Development Pattern in Eyes Implanted with an Aspheric Monofocal Intraocular Lens with a Square Optic Edge

Table 1

Differences between eyes requiring YAG capsulotomy and those not needing it in different preoperative and intraoperative variables.

Mean (SD); Range	No YAG capsulotomy (6102 eyes/3914 patients)	YAG capsulotomy (956 eyes/849 patients)	value
Age (years)	75.9 (8.7); 33.0 to 100.0	75.5 (9.0); 38.0 to 98.0	0.202
IOL power (D)	20.86 (3.48); −6.00 to 36.00	20.40 (4.51); −5.00 to 36.00	<0.001
Gender (male/female); % male	1962/1952; 50.1%	451/398; 53.1%	0.061
Anaesthesia (peribulbar/topic); % peribulbar	3246/2854; 53.2%	530/429; 55.3%	0.128
Simultaneous implantation iStent (yes/no); % yes	132/5971; 2.1%	23/933; 2.4%	0.352
Presence of hard cataract (yes/no); % yes	357/5746; 5.8%	46/910; 4.8%	0.111
Presence of pseudoexfoliation (yes/no); % yes	57/6046; 0.9%	5/951; 0.5%	0.137
Simultaneous PPV (yes/no); % yes	61/6040; 1.0%	8/950; 0.8%	0.398
Presence of IFIS (yes/no); % yes	67/6036; 1.1%	12/944; 1.3%	0.382
IOL model (677AB/677P); % 677AB	1976/3985; 33.1%	163/935; 14.8%	<0.001

SD, standard deviation; IOL, intraocular lens; PPV, pars plana vitrectomy; IFIS, intraoperative floppy iris syndrome.